http://git-wip-us.apache.org/repos/asf/hadoop/blob/f10864a8/hadoop-common-project/hadoop-common/src/site/markdown/release/3.0.0-alpha4/CHANGES.3.0.0-alpha4.md
----------------------------------------------------------------------
diff --git 
a/hadoop-common-project/hadoop-common/src/site/markdown/release/3.0.0-alpha4/CHANGES.3.0.0-alpha4.md
 
b/hadoop-common-project/hadoop-common/src/site/markdown/release/3.0.0-alpha4/CHANGES.3.0.0-alpha4.md
new file mode 100644
index 0000000..4d4d0bc
--- /dev/null
+++ 
b/hadoop-common-project/hadoop-common/src/site/markdown/release/3.0.0-alpha4/CHANGES.3.0.0-alpha4.md
@@ -0,0 +1,880 @@
+
+<!---
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+-->
+# "Apache Hadoop" Changelog
+
+## Release 3.0.0-alpha4 - 2017-06-30
+
+### INCOMPATIBLE CHANGES:
+
+| JIRA | Summary | Priority | Component | Reporter | Contributor |
+|:---- |:---- | :--- |:---- |:---- |:---- |
+| [HDFS-10860](https://issues.apache.org/jira/browse/HDFS-10860) | Switch 
HttpFS from Tomcat to Jetty |  Blocker | httpfs | John Zhuge | John Zhuge |
+| [HADOOP-13929](https://issues.apache.org/jira/browse/HADOOP-13929) | ADLS 
connector should not check in contract-test-options.xml |  Major | fs/adl, test 
| John Zhuge | John Zhuge |
+| [HDFS-11100](https://issues.apache.org/jira/browse/HDFS-11100) | Recursively 
deleting file protected by sticky bit should fail |  Critical | fs | John Zhuge 
| John Zhuge |
+| [HADOOP-13805](https://issues.apache.org/jira/browse/HADOOP-13805) | 
UGI.getCurrentUser() fails if user does not have a keytab associated |  Major | 
security | Alejandro Abdelnur | Xiao Chen |
+| [HDFS-11405](https://issues.apache.org/jira/browse/HDFS-11405) | Rename 
"erasurecode" CLI subcommand to "ec" |  Blocker | erasure-coding | Andrew Wang 
| Manoj Govindassamy |
+| [HDFS-11426](https://issues.apache.org/jira/browse/HDFS-11426) | Refactor EC 
CLI to be similar to storage policies CLI |  Major | erasure-coding, shell | 
Andrew Wang | Andrew Wang |
+| [HDFS-11427](https://issues.apache.org/jira/browse/HDFS-11427) | Rename 
"rs-default" to "rs" |  Major | erasure-coding | Andrew Wang | Andrew Wang |
+| [HDFS-11382](https://issues.apache.org/jira/browse/HDFS-11382) | Persist 
Erasure Coding Policy ID in a new optional field in INodeFile in FSImage |  
Major | hdfs | Manoj Govindassamy | Manoj Govindassamy |
+| [HDFS-11428](https://issues.apache.org/jira/browse/HDFS-11428) | Change 
setErasureCodingPolicy to take a required string EC policy name |  Major | 
erasure-coding | Andrew Wang | Andrew Wang |
+| [HADOOP-14138](https://issues.apache.org/jira/browse/HADOOP-14138) | Remove 
S3A ref from META-INF service discovery, rely on existing core-default entry |  
Critical | fs/s3 | Steve Loughran | Steve Loughran |
+| [HDFS-11152](https://issues.apache.org/jira/browse/HDFS-11152) | Start 
erasure coding policy ID number from 1 instead of 0 to void potential 
unexpected errors |  Blocker | erasure-coding | SammiChen | SammiChen |
+| [HDFS-11314](https://issues.apache.org/jira/browse/HDFS-11314) | Enforce set 
of enabled EC policies on the NameNode |  Blocker | erasure-coding | Andrew 
Wang | Andrew Wang |
+| [HDFS-11505](https://issues.apache.org/jira/browse/HDFS-11505) | Do not 
enable any erasure coding policies by default |  Major | erasure-coding | 
Andrew Wang | Manoj Govindassamy |
+| [HADOOP-10101](https://issues.apache.org/jira/browse/HADOOP-10101) | Update 
guava dependency to the latest version |  Major | . | Rakesh R | Tsuyoshi Ozawa 
|
+| [HADOOP-14267](https://issues.apache.org/jira/browse/HADOOP-14267) | Make 
DistCpOptions class immutable |  Major | tools/distcp | Mingliang Liu | 
Mingliang Liu |
+| [HADOOP-14202](https://issues.apache.org/jira/browse/HADOOP-14202) | fix 
jsvc/secure user var inconsistencies |  Major | scripts | Allen Wittenauer | 
Allen Wittenauer |
+| [HADOOP-14174](https://issues.apache.org/jira/browse/HADOOP-14174) | Set 
default ADLS access token provider type to ClientCredential |  Major | fs/adl | 
John Zhuge | John Zhuge |
+| [YARN-6298](https://issues.apache.org/jira/browse/YARN-6298) | Metric 
preemptCall is not used in new preemption |  Blocker | fairscheduler | Yufei Gu 
| Yufei Gu |
+| [HADOOP-14285](https://issues.apache.org/jira/browse/HADOOP-14285) | Update 
minimum version of Maven from 3.0 to 3.3 |  Major | . | Akira Ajisaka | Akira 
Ajisaka |
+| [HADOOP-14225](https://issues.apache.org/jira/browse/HADOOP-14225) | Remove 
xmlenc dependency |  Minor | . | Chris Douglas | Chris Douglas |
+| [HADOOP-13665](https://issues.apache.org/jira/browse/HADOOP-13665) | Erasure 
Coding codec should support fallback coder |  Blocker | io | Wei-Chiu Chuang | 
Kai Sasaki |
+| [HADOOP-14248](https://issues.apache.org/jira/browse/HADOOP-14248) | Retire 
SharedInstanceProfileCredentialsProvider in trunk. |  Major | fs/s3 | Mingliang 
Liu | Mingliang Liu |
+| [HDFS-11565](https://issues.apache.org/jira/browse/HDFS-11565) | Use compact 
identifiers for built-in ECPolicies in HdfsFileStatus |  Blocker | 
erasure-coding | Andrew Wang | Andrew Wang |
+| [YARN-3427](https://issues.apache.org/jira/browse/YARN-3427) | Remove 
deprecated methods from ResourceCalculatorProcessTree |  Blocker | . | Karthik 
Kambatla | Miklos Szegedi |
+| [HDFS-11402](https://issues.apache.org/jira/browse/HDFS-11402) | HDFS 
Snapshots should capture point-in-time copies of OPEN files |  Major | hdfs | 
Manoj Govindassamy | Manoj Govindassamy |
+| [HADOOP-10105](https://issues.apache.org/jira/browse/HADOOP-10105) | remove 
httpclient dependency |  Blocker | build | Colin P. McCabe | Akira Ajisaka |
+| [HADOOP-13200](https://issues.apache.org/jira/browse/HADOOP-13200) | 
Implement customizable and configurable erasure coders |  Blocker | . | Kai 
Zheng | Tim Yao |
+| [YARN-2962](https://issues.apache.org/jira/browse/YARN-2962) | 
ZKRMStateStore: Limit the number of znodes under a znode |  Critical | 
resourcemanager | Karthik Kambatla | Varun Saxena |
+| [HADOOP-14386](https://issues.apache.org/jira/browse/HADOOP-14386) | Rewind 
trunk from Guava 21.0 back to Guava 11.0.2 |  Blocker | . | Andrew Wang | 
Andrew Wang |
+| [HADOOP-14401](https://issues.apache.org/jira/browse/HADOOP-14401) | 
maven-project-info-reports-plugin can be removed |  Major | . | Andras Bokor | 
Andras Bokor |
+| [HADOOP-14375](https://issues.apache.org/jira/browse/HADOOP-14375) | Remove 
tomcat support from hadoop-functions.sh |  Minor | scripts | Allen Wittenauer | 
John Zhuge |
+| [HADOOP-14419](https://issues.apache.org/jira/browse/HADOOP-14419) | Remove 
findbugs report from docs profile |  Minor | . | Andras Bokor | Andras Bokor |
+| [HADOOP-14426](https://issues.apache.org/jira/browse/HADOOP-14426) | Upgrade 
Kerby version from 1.0.0-RC2 to 1.0.0 |  Blocker | security | Jiajia Li | 
Jiajia Li |
+| [HADOOP-13921](https://issues.apache.org/jira/browse/HADOOP-13921) | Remove 
Log4j classes from JobConf |  Critical | conf | Sean Busbey | Sean Busbey |
+| [HADOOP-8143](https://issues.apache.org/jira/browse/HADOOP-8143) | Change 
distcp to have -pb on by default |  Minor | . | Dave Thompson | Mithun 
Radhakrishnan |
+| [HADOOP-14502](https://issues.apache.org/jira/browse/HADOOP-14502) | 
Confusion/name conflict between NameNodeActivity#BlockReportNumOps and 
RpcDetailedActivity#BlockReportNumOps |  Minor | metrics | Erik Krogen | Erik 
Krogen |
+| [HDFS-11067](https://issues.apache.org/jira/browse/HDFS-11067) | 
DFS#listStatusIterator(..) should throw FileNotFoundException if the directory 
deleted before fetching next batch of entries |  Major | hdfs-client | 
Vinayakumar B | Vinayakumar B |
+
+
+### NEW FEATURES:
+
+| JIRA | Summary | Priority | Component | Reporter | Contributor |
+|:---- |:---- | :--- |:---- |:---- |:---- |
+| [YARN-5910](https://issues.apache.org/jira/browse/YARN-5910) | Support for 
multi-cluster delegation tokens |  Minor | security | Clay B. | Jian He |
+| [YARN-5864](https://issues.apache.org/jira/browse/YARN-5864) | YARN Capacity 
Scheduler - Queue Priorities |  Major | . | Wangda Tan | Wangda Tan |
+| [HDFS-11194](https://issues.apache.org/jira/browse/HDFS-11194) | Maintain 
aggregated peer performance metrics on NameNode |  Major | namenode | Xiaobing 
Zhou | Arpit Agarwal |
+| [HADOOP-14049](https://issues.apache.org/jira/browse/HADOOP-14049) | Honour 
AclBit flag associated to file/folder permission for Azure datalake account |  
Major | fs/adl | Vishwajeet Dusane | Vishwajeet Dusane |
+| [YARN-5280](https://issues.apache.org/jira/browse/YARN-5280) | Allow YARN 
containers to run with Java Security Manager |  Minor | nodemanager, yarn | 
Greg Phillips | Greg Phillips |
+| [HADOOP-14048](https://issues.apache.org/jira/browse/HADOOP-14048) | REDO 
operation of WASB#AtomicRename should create placeholder blob for destination 
folder |  Critical | fs/azure | NITIN VERMA | NITIN VERMA |
+| [YARN-6451](https://issues.apache.org/jira/browse/YARN-6451) | Add RM 
monitor validating metrics invariants |  Major | . | Carlo Curino | Carlo 
Curino |
+| [MAPREDUCE-6871](https://issues.apache.org/jira/browse/MAPREDUCE-6871) | 
Allow users to specify racks and nodes for strict locality for AMs |  Major | 
client | Robert Kanter | Robert Kanter |
+| [HDFS-11417](https://issues.apache.org/jira/browse/HDFS-11417) | Add 
datanode admin command to get the storage info. |  Major | . | Surendra Singh 
Lilhore | Surendra Singh Lilhore |
+| [YARN-679](https://issues.apache.org/jira/browse/YARN-679) | add an entry 
point that can start any Yarn service |  Major | api | Steve Loughran | Steve 
Loughran |
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component | Reporter | Contributor |
+|:---- |:---- | :--- |:---- |:---- |:---- |
+| [HADOOP-14002](https://issues.apache.org/jira/browse/HADOOP-14002) | 
Document -DskipShade property in BUILDING.txt |  Minor | build, documentation | 
Hanisha Koneru | Hanisha Koneru |
+| [HADOOP-13956](https://issues.apache.org/jira/browse/HADOOP-13956) | Read 
ADLS credentials from Credential Provider |  Critical | fs/adl | John Zhuge | 
John Zhuge |
+| [HADOOP-13962](https://issues.apache.org/jira/browse/HADOOP-13962) | Update 
ADLS SDK to 2.1.4 |  Major | fs/adl | John Zhuge | John Zhuge |
+| [YARN-5547](https://issues.apache.org/jira/browse/YARN-5547) | 
NMLeveldbStateStore should be more tolerant of unknown keys |  Major | 
nodemanager | Jason Lowe | Ajith S |
+| [HADOOP-13990](https://issues.apache.org/jira/browse/HADOOP-13990) | 
Document KMS usage of CredentialProvider API |  Minor | documentation, kms | 
John Zhuge | John Zhuge |
+| [HDFS-10534](https://issues.apache.org/jira/browse/HDFS-10534) | NameNode 
WebUI should display DataNode usage histogram |  Major | namenode, ui | Zhe 
Zhang | Kai Sasaki |
+| [MAPREDUCE-6829](https://issues.apache.org/jira/browse/MAPREDUCE-6829) | Add 
peak memory usage counter for each task |  Major | mrv2 | Yufei Gu | Miklos 
Szegedi |
+| [HDFS-11374](https://issues.apache.org/jira/browse/HDFS-11374) | Skip FSync 
in Test util CreateEditsLog to speed up edit log generation |  Minor | hdfs | 
Hanisha Koneru | Hanisha Koneru |
+| [HDFS-9884](https://issues.apache.org/jira/browse/HDFS-9884) | Use doxia 
macro to generate in-page TOC of HDFS site documentation |  Major | 
documentation | Masatake Iwasaki | Masatake Iwasaki |
+| [YARN-6131](https://issues.apache.org/jira/browse/YARN-6131) | 
FairScheduler: Lower update interval for faster tests |  Major | fairscheduler 
| Karthik Kambatla | Karthik Kambatla |
+| [YARN-6106](https://issues.apache.org/jira/browse/YARN-6106) | Document 
FairScheduler 'allowPreemptionFrom' queue property |  Minor | fairscheduler | 
Yufei Gu | Yufei Gu |
+| [YARN-4658](https://issues.apache.org/jira/browse/YARN-4658) | Typo in 
o.a.h.yarn.server.resourcemanager.scheduler.fair.TestFairScheduler comment |  
Major | . | Daniel Templeton | Udai Kiran Potluri |
+| [MAPREDUCE-6644](https://issues.apache.org/jira/browse/MAPREDUCE-6644) | Use 
doxia macro to generate in-page TOC of MapReduce site documentation |  Major | 
documentation | Masatake Iwasaki | Masatake Iwasaki |
+| [HDFS-11370](https://issues.apache.org/jira/browse/HDFS-11370) | Optimize 
NamenodeFsck#getReplicaInfo |  Minor | namenode | Takanobu Asanuma | Takanobu 
Asanuma |
+| [HDFS-11112](https://issues.apache.org/jira/browse/HDFS-11112) | Journal 
Nodes should refuse to format non-empty directories |  Major | . | Arpit 
Agarwal | Yiqun Lin |
+| [HDFS-11353](https://issues.apache.org/jira/browse/HDFS-11353) | Improve the 
unit tests relevant to DataNode volume failure testing |  Major | . | Yiqun Lin 
| Yiqun Lin |
+| [HADOOP-14053](https://issues.apache.org/jira/browse/HADOOP-14053) | Update 
the link to HTrace SpanReceivers |  Minor | documentation | Akira Ajisaka | 
Yiqun Lin |
+| [HADOOP-12097](https://issues.apache.org/jira/browse/HADOOP-12097) | Allow 
port range to be specified while starting webapp |  Major | . | Varun Saxena | 
Varun Saxena |
+| [HDFS-10219](https://issues.apache.org/jira/browse/HDFS-10219) | Change the 
default value for dfs.namenode.reconstruction.pending.timeout-sec from -1 to 
300 |  Minor | . | Akira Ajisaka | Yiqun Lin |
+| [MAPREDUCE-6404](https://issues.apache.org/jira/browse/MAPREDUCE-6404) | 
Allow AM to specify a port range for starting its webapp |  Major | 
applicationmaster | Varun Saxena | Varun Saxena |
+| [MAPREDUCE-6842](https://issues.apache.org/jira/browse/MAPREDUCE-6842) | 
Update the links in PiEstimator document |  Minor | documentation | Akira 
Ajisaka | Jung Yoo |
+| [HDFS-11210](https://issues.apache.org/jira/browse/HDFS-11210) | Enhance key 
rolling to guarantee new KeyVersion is returned from generateEncryptedKeys 
after a key is rolled |  Major | encryption, kms | Xiao Chen | Xiao Chen |
+| [HDFS-11409](https://issues.apache.org/jira/browse/HDFS-11409) | 
DatanodeInfo getNetworkLocation and setNetworkLocation shoud use volatile 
instead of synchronized |  Minor | performance | Chen Liang | Chen Liang |
+| [YARN-6061](https://issues.apache.org/jira/browse/YARN-6061) | Add an 
UncaughtExceptionHandler for critical threads in RM |  Major | resourcemanager 
| Yufei Gu | Yufei Gu |
+| [YARN-4753](https://issues.apache.org/jira/browse/YARN-4753) | Use doxia 
macro to generate in-page TOC of YARN site documentation |  Major | 
documentation | Masatake Iwasaki | Masatake Iwasaki |
+| [HDFS-11333](https://issues.apache.org/jira/browse/HDFS-11333) | Print a 
user friendly error message when plugins are not found |  Minor | namenode | 
Wei-Chiu Chuang | Wei-Chiu Chuang |
+| [YARN-6174](https://issues.apache.org/jira/browse/YARN-6174) | Log files 
pattern should be same for both running and finished container |  Major | yarn 
| Sumana Sathish | Xuan Gong |
+| [HDFS-11375](https://issues.apache.org/jira/browse/HDFS-11375) | Display the 
volume storage type in datanode UI |  Minor | datanode, ui | Surendra Singh 
Lilhore | Surendra Singh Lilhore |
+| [YARN-6125](https://issues.apache.org/jira/browse/YARN-6125) | The 
application attempt's diagnostic message should have a maximum size |  Critical 
| resourcemanager | Daniel Templeton | Andras Piros |
+| [HADOOP-14077](https://issues.apache.org/jira/browse/HADOOP-14077) | Improve 
the patch of HADOOP-13119 |  Major | security | Yuanbo Liu | Yuanbo Liu |
+| [HDFS-11406](https://issues.apache.org/jira/browse/HDFS-11406) | Remove 
unused getStartInstance and getFinalizeInstance in FSEditLogOp |  Trivial | . | 
Andrew Wang | Alison Yu |
+| [HDFS-11438](https://issues.apache.org/jira/browse/HDFS-11438) | Fix typo in 
error message of StoragePolicyAdmin tool |  Trivial | . | Alison Yu | Alison Yu 
|
+| [YARN-6194](https://issues.apache.org/jira/browse/YARN-6194) | Cluster 
capacity in SchedulingPolicy is updated only on allocation file reload |  Major 
| fairscheduler | Karthik Kambatla | Yufei Gu |
+| [HADOOP-13321](https://issues.apache.org/jira/browse/HADOOP-13321) | 
Deprecate FileSystem APIs that promote inefficient call patterns. |  Major | fs 
| Chris Nauroth | Mingliang Liu |
+| [HADOOP-14097](https://issues.apache.org/jira/browse/HADOOP-14097) | Remove 
Java6 specific code from GzipCodec.java |  Minor | . | Akira Ajisaka | Elek, 
Marton |
+| [HADOOP-13817](https://issues.apache.org/jira/browse/HADOOP-13817) | Add a 
finite shell command timeout to ShellBasedUnixGroupsMapping |  Minor | security 
| Harsh J | Harsh J |
+| [HDFS-11295](https://issues.apache.org/jira/browse/HDFS-11295) | Check 
storage remaining instead of node remaining in 
BlockPlacementPolicyDefault.chooseReplicaToDelete() |  Major | namenode | Xiao 
Liang | Elek, Marton |
+| [HADOOP-14127](https://issues.apache.org/jira/browse/HADOOP-14127) | Add 
log4j configuration to enable logging in hadoop-distcp's tests |  Minor | test 
| Xiao Chen | Xiao Chen |
+| [HDFS-11466](https://issues.apache.org/jira/browse/HDFS-11466) | Change 
dfs.namenode.write-lock-reporting-threshold-ms default from 1000ms to 5000ms |  
Major | namenode | Andrew Wang | Andrew Wang |
+| [YARN-6189](https://issues.apache.org/jira/browse/YARN-6189) | Improve 
application status log message when RM restarted when app is in NEW state |  
Major | . | Yesha Vora | Junping Du |
+| [HDFS-11432](https://issues.apache.org/jira/browse/HDFS-11432) | Federation 
: Support fully qualified path for Quota/Snapshot/cacheadmin/cryptoadmin 
commands |  Major | federation | Brahma Reddy Battula | Brahma Reddy Battula |
+| [HDFS-11461](https://issues.apache.org/jira/browse/HDFS-11461) | DataNode 
Disk Outlier Detection |  Major | hdfs | Hanisha Koneru | Hanisha Koneru |
+| [HDFS-11416](https://issues.apache.org/jira/browse/HDFS-11416) | Refactor 
out system default erasure coding policy |  Major | erasure-coding | Andrew 
Wang | Andrew Wang |
+| [HADOOP-13930](https://issues.apache.org/jira/browse/HADOOP-13930) | Azure: 
Add Authorization support to WASB |  Major | fs/azure | Dushyanth | Sivaguru 
Sankaridurg |
+| [HDFS-11494](https://issues.apache.org/jira/browse/HDFS-11494) | Log message 
when DN is not selected for block replication |  Minor | . | Yiqun Lin | Yiqun 
Lin |
+| [HDFS-8741](https://issues.apache.org/jira/browse/HDFS-8741) | Proper error 
msg to be printed when invalid operation type is given to WebHDFS operations |  
Minor | webhdfs | Archana T | Surendra Singh Lilhore |
+| [HADOOP-14108](https://issues.apache.org/jira/browse/HADOOP-14108) | CLI 
MiniCluster: add an option to specify NameNode HTTP port |  Minor | . | 
Takanobu Asanuma | Takanobu Asanuma |
+| [HDFS-10838](https://issues.apache.org/jira/browse/HDFS-10838) | Last full 
block report received time for each DN should be easily discoverable |  Major | 
ui | Arpit Agarwal | Surendra Singh Lilhore |
+| [HDFS-11477](https://issues.apache.org/jira/browse/HDFS-11477) | Simplify 
file IO profiling configuration |  Minor | . | Hanisha Koneru | Hanisha Koneru |
+| [YARN-6287](https://issues.apache.org/jira/browse/YARN-6287) | 
RMCriticalThreadUncaughtExceptionHandler.rmContext should be final |  Minor | 
resourcemanager | Daniel Templeton | Corey Barker |
+| [HADOOP-14150](https://issues.apache.org/jira/browse/HADOOP-14150) | 
Implement getHomeDirectory() method in NativeAzureFileSystem |  Critical | 
fs/azure | Namit Maheshwari | Santhosh G Nayak |
+| [YARN-6300](https://issues.apache.org/jira/browse/YARN-6300) | 
NULL\_UPDATE\_REQUESTS is redundant in TestFairScheduler |  Minor | . | Daniel 
Templeton | Yuanbo Liu |
+| [HDFS-11506](https://issues.apache.org/jira/browse/HDFS-11506) | Move 
ErasureCodingPolicyManager#getSystemDefaultPolicy to test code |  Major | 
erasure-coding | Andrew Wang | Manoj Govindassamy |
+| [HADOOP-13946](https://issues.apache.org/jira/browse/HADOOP-13946) | 
Document how HDFS updates timestamps in the FS spec; compare with object stores 
|  Minor | documentation, fs | Steve Loughran | Steve Loughran |
+| [YARN-6042](https://issues.apache.org/jira/browse/YARN-6042) | Dump 
scheduler and queue state information into FairScheduler DEBUG log |  Major | 
fairscheduler | Yufei Gu | Yufei Gu |
+| [HDFS-11511](https://issues.apache.org/jira/browse/HDFS-11511) | Support 
Timeout when checking single disk |  Major | hdfs | Hanisha Koneru | Hanisha 
Koneru |
+| [HDFS-10601](https://issues.apache.org/jira/browse/HDFS-10601) | Improve log 
message to include hostname when the NameNode is in safemode |  Minor | . | 
Kuhu Shukla | Kuhu Shukla |
+| [HDFS-11517](https://issues.apache.org/jira/browse/HDFS-11517) | Expose slow 
disks via DataNode JMX |  Major | hdfs | Hanisha Koneru | Hanisha Koneru |
+| [HADOOP-14169](https://issues.apache.org/jira/browse/HADOOP-14169) | 
Implement listStatusIterator, listLocatedStatus for ViewFs |  Minor | viewfs | 
Erik Krogen | Erik Krogen |
+| [HDFS-11547](https://issues.apache.org/jira/browse/HDFS-11547) | Add logs 
for slow BlockReceiver while writing data to disk |  Major | datanode | 
Xiaobing Zhou | Xiaobing Zhou |
+| [MAPREDUCE-6865](https://issues.apache.org/jira/browse/MAPREDUCE-6865) | Fix 
typo in javadoc for DistributedCache |  Trivial | . | Attila Sasvari | Attila 
Sasvari |
+| [YARN-6309](https://issues.apache.org/jira/browse/YARN-6309) | Fair 
scheduler docs should have the queue and queuePlacementPolicy elements listed 
in bold so that they're easier to see |  Minor | fairscheduler | Daniel 
Templeton | esmaeil mirzaee |
+| [HADOOP-13945](https://issues.apache.org/jira/browse/HADOOP-13945) | Azure: 
Add Kerberos and Delegation token support to WASB client. |  Major | fs/azure | 
Santhosh G Nayak | Santhosh G Nayak |
+| [HDFS-11545](https://issues.apache.org/jira/browse/HDFS-11545) | Propagate 
DataNode's slow disks info to the NameNode via Heartbeat |  Major | . | Hanisha 
Koneru | Hanisha Koneru |
+| [YARN-6284](https://issues.apache.org/jira/browse/YARN-6284) | hasAlreadyRun 
should be final in ResourceManager.StandByTransitionRunnable |  Major | 
resourcemanager | Daniel Templeton | Laura Adams |
+| [HADOOP-14213](https://issues.apache.org/jira/browse/HADOOP-14213) | Move 
Configuration runtime check for hadoop-site.xml to initialization |  Major | . 
| Jonathan Eagles | Jonathan Eagles |
+| [HDFS-10649](https://issues.apache.org/jira/browse/HDFS-10649) | Remove 
unused PermissionStatus#applyUMask |  Trivial | . | John Zhuge | Chen Liang |
+| [HDFS-11574](https://issues.apache.org/jira/browse/HDFS-11574) | Spelling 
mistakes in the Java source |  Trivial | . | hu xiaodong | hu xiaodong |
+| [HDFS-11534](https://issues.apache.org/jira/browse/HDFS-11534) | Add 
counters for number of blocks in pending IBR |  Major | hdfs | Xiaobing Zhou | 
Xiaobing Zhou |
+| [YARN-5956](https://issues.apache.org/jira/browse/YARN-5956) | Refactor 
ClientRMService to unify error handling across apis |  Minor | resourcemanager 
| Kai Sasaki | Kai Sasaki |
+| [YARN-6379](https://issues.apache.org/jira/browse/YARN-6379) | Remove unused 
argument in ClientRMService |  Trivial | . | Kai Sasaki | Kai Sasaki |
+| [HADOOP-14233](https://issues.apache.org/jira/browse/HADOOP-14233) | Delay 
construction of PreCondition.check failure message in Configuration#set |  
Major | . | Jonathan Eagles | Jonathan Eagles |
+| [HADOOP-14240](https://issues.apache.org/jira/browse/HADOOP-14240) | 
Configuration#get return value optimization |  Major | . | Jonathan Eagles | 
Jonathan Eagles |
+| [YARN-6339](https://issues.apache.org/jira/browse/YARN-6339) | Improve 
performance for createAndGetApplicationReport |  Major | . | yunjiong zhao | 
yunjiong zhao |
+| [HDFS-11170](https://issues.apache.org/jira/browse/HDFS-11170) | Add 
builder-based create API to FileSystem |  Major | . | SammiChen | SammiChen |
+| [YARN-6329](https://issues.apache.org/jira/browse/YARN-6329) | Remove 
unnecessary TODO comment from AppLogAggregatorImpl.java |  Minor | . | Akira 
Ajisaka | victor bertschinger |
+| [HDFS-9705](https://issues.apache.org/jira/browse/HDFS-9705) | Refine the 
behaviour of getFileChecksum when length = 0 |  Minor | . | Kai Zheng | 
SammiChen |
+| [HADOOP-14250](https://issues.apache.org/jira/browse/HADOOP-14250) | Correct 
spelling of 'separate' and variants |  Minor | . | Doris Gu | Doris Gu |
+| [HDFS-10974](https://issues.apache.org/jira/browse/HDFS-10974) | Document 
replication factor for EC files. |  Major | documentation, erasure-coding | 
Wei-Chiu Chuang | Yiqun Lin |
+| [HDFS-11551](https://issues.apache.org/jira/browse/HDFS-11551) | Handle 
SlowDiskReport from DataNode at the NameNode |  Major | hdfs | Hanisha Koneru | 
Hanisha Koneru |
+| [HDFS-11603](https://issues.apache.org/jira/browse/HDFS-11603) | Improve 
slow mirror/disk warnings in BlockReceiver |  Major | datanode | Arpit Agarwal 
| Arpit Agarwal |
+| [HDFS-11560](https://issues.apache.org/jira/browse/HDFS-11560) | Expose slow 
disks via NameNode JMX |  Major | namenode | Hanisha Koneru | Hanisha Koneru |
+| [HDFS-11598](https://issues.apache.org/jira/browse/HDFS-11598) | Improve 
-setrep for Erasure Coded files |  Major | shell | Wei-Chiu Chuang | Yiqun Lin |
+| [HDFS-9651](https://issues.apache.org/jira/browse/HDFS-9651) | All web UIs 
should include a robots.txt file |  Minor | . | Lars Francke | Lars Francke |
+| [HADOOP-14280](https://issues.apache.org/jira/browse/HADOOP-14280) | Fix 
compilation of TestKafkaMetrics |  Major | tools | Andrew Wang | Andrew Wang |
+| [HDFS-11628](https://issues.apache.org/jira/browse/HDFS-11628) | Clarify the 
behavior of HDFS Mover in documentation |  Major | documentation | Xiaobing 
Zhou | Xiaobing Zhou |
+| [YARN-6381](https://issues.apache.org/jira/browse/YARN-6381) | FSAppAttempt 
has several variables that should be final |  Major | fairscheduler | Daniel 
Templeton | Ameet Zaveri |
+| [HDFS-11302](https://issues.apache.org/jira/browse/HDFS-11302) | Improve 
Logging for SSLHostnameVerifier |  Major | security | Xiaoyu Yao | Chen Liang |
+| [HADOOP-14104](https://issues.apache.org/jira/browse/HADOOP-14104) | Client 
should always ask namenode for kms provider path. |  Major | kms | Rushabh S 
Shah | Rushabh S Shah |
+| [YARN-5797](https://issues.apache.org/jira/browse/YARN-5797) | Add metrics 
to the node manager for cleaning the PUBLIC and PRIVATE caches |  Major | . | 
Chris Trezzo | Chris Trezzo |
+| [HADOOP-14276](https://issues.apache.org/jira/browse/HADOOP-14276) | Add a 
nanosecond API to Time/Timer/FakeTimer |  Minor | util | Erik Krogen | Erik 
Krogen |
+| [HDFS-11623](https://issues.apache.org/jira/browse/HDFS-11623) | Move system 
erasure coding policies into hadoop-hdfs-client |  Major | erasure-coding | 
Andrew Wang | Andrew Wang |
+| [HADOOP-14008](https://issues.apache.org/jira/browse/HADOOP-14008) | Upgrade 
to Apache Yetus 0.4.0 |  Major | build, documentation, test | Allen Wittenauer 
| Allen Wittenauer |
+| [YARN-6195](https://issues.apache.org/jira/browse/YARN-6195) | Export 
UsedCapacity and AbsoluteUsedCapacity to JMX |  Major | capacityscheduler, 
metrics, yarn | Benson Qiu | Benson Qiu |
+| [HDFS-11558](https://issues.apache.org/jira/browse/HDFS-11558) | 
BPServiceActor thread name is too long |  Minor | datanode | Tsz Wo Nicholas 
Sze | Xiaobing Zhou |
+| [HADOOP-14246](https://issues.apache.org/jira/browse/HADOOP-14246) | 
Authentication Tokens should use SecureRandom instead of Random and 256 bit 
secrets |  Major | security | Robert Kanter | Robert Kanter |
+| [HDFS-11645](https://issues.apache.org/jira/browse/HDFS-11645) | DataXceiver 
thread should log the actual error when getting InvalidMagicNumberException |  
Minor | datanode | Chen Liang | Chen Liang |
+| [HDFS-11648](https://issues.apache.org/jira/browse/HDFS-11648) | Lazy 
construct the IIP pathname |  Major | . | Daryn Sharp | Daryn Sharp |
+| [HADOOP-14274](https://issues.apache.org/jira/browse/HADOOP-14274) | Azure: 
Simplify Ranger-WASB policy model |  Major | fs/azure | Sivaguru Sankaridurg | 
Sivaguru Sankaridurg |
+| [MAPREDUCE-6673](https://issues.apache.org/jira/browse/MAPREDUCE-6673) | Add 
a test example job that grows in memory usage over time |  Major | test | 
Karthik Kambatla | Karthik Kambatla |
+| [HADOOP-11794](https://issues.apache.org/jira/browse/HADOOP-11794) | Enable 
distcp to copy blocks in parallel |  Major | tools/distcp | dhruba borthakur | 
Yongjun Zhang |
+| [YARN-6406](https://issues.apache.org/jira/browse/YARN-6406) | Remove 
SchedulerRequestKeys when no more pending ResourceRequest |  Major | . | Arun 
Suresh | Arun Suresh |
+| [HDFS-11652](https://issues.apache.org/jira/browse/HDFS-11652) | Improve 
ECSchema and ErasureCodingPolicy toString, hashCode, equals |  Minor | 
erasure-coding | Andrew Wang | Andrew Wang |
+| [HDFS-11634](https://issues.apache.org/jira/browse/HDFS-11634) | Optimize 
BlockIterator when iterating starts in the middle. |  Major | . | Konstantin 
Shvachko | Konstantin Shvachko |
+| [HDFS-11531](https://issues.apache.org/jira/browse/HDFS-11531) | Expose 
hedged read metrics via libHDFS API |  Major | libhdfs | Sailesh Mukil | 
Sailesh Mukil |
+| [HADOOP-14316](https://issues.apache.org/jira/browse/HADOOP-14316) | Switch 
from Findbugs to Spotbugs |  Major | build | Allen Wittenauer | Allen 
Wittenauer |
+| [YARN-6164](https://issues.apache.org/jira/browse/YARN-6164) | Expose Queue 
Configurations per Node Label through YARN client api |  Major | . | Benson Qiu 
| Benson Qiu |
+| [YARN-6392](https://issues.apache.org/jira/browse/YARN-6392) | Add submit 
time to Application Summary log |  Minor | resourcemanager | zhihai xu | zhihai 
xu |
+| [HADOOP-12856](https://issues.apache.org/jira/browse/HADOOP-12856) | 
FileUtil.checkDest() and RawLocalFileSystem.mkdirs() to throw stricter IOEs; 
RawLocalFS contract tests to verify |  Minor | fs | Steve Loughran | Steve 
Loughran |
+| [HADOOP-14340](https://issues.apache.org/jira/browse/HADOOP-14340) | Enable 
KMS and HttpFS to exclude SSL ciphers |  Minor | kms | John Zhuge | John Zhuge |
+| [HDFS-11384](https://issues.apache.org/jira/browse/HDFS-11384) | Add option 
for balancer to disperse getBlocks calls to avoid NameNode's 
rpc.CallQueueLength spike |  Major | balancer & mover | yunjiong zhao | 
Konstantin Shvachko |
+| [HADOOP-14309](https://issues.apache.org/jira/browse/HADOOP-14309) | Add 
PowerShell NodeFencer |  Minor | ha | Inigo Goiri | Inigo Goiri |
+| [HADOOP-14359](https://issues.apache.org/jira/browse/HADOOP-14359) | Remove 
unnecessary shading of commons-httpclient |  Minor | . | Akira Ajisaka | 
Wei-Chiu Chuang |
+| [HADOOP-14367](https://issues.apache.org/jira/browse/HADOOP-14367) | Remove 
unused setting from pom.xml |  Minor | build | Akira Ajisaka | Chen Liang |
+| [HADOOP-14352](https://issues.apache.org/jira/browse/HADOOP-14352) | Make 
some HttpServer2 SSL properties optional |  Minor | kms | John Zhuge | John 
Zhuge |
+| [HDFS-11722](https://issues.apache.org/jira/browse/HDFS-11722) | Change 
Datanode file IO profiling sampling to percentage |  Major | hdfs | Hanisha 
Koneru | Hanisha Koneru |
+| [HDFS-11687](https://issues.apache.org/jira/browse/HDFS-11687) | Add new 
public encryption APIs required by Hive |  Major | encryption | Andrew Wang | 
Lei (Eddy) Xu |
+| [HADOOP-14382](https://issues.apache.org/jira/browse/HADOOP-14382) | Remove 
usages of MoreObjects.toStringHelper |  Minor | metrics | Andrew Wang | Andrew 
Wang |
+| [HDFS-9807](https://issues.apache.org/jira/browse/HDFS-9807) | Add an 
optional StorageID to writes |  Major | . | Chris Douglas | Ewan Higgs |
+| [HADOOP-14390](https://issues.apache.org/jira/browse/HADOOP-14390) | Correct 
spelling of 'succeed' and variants |  Trivial | . | Dongtao Zhang | Dongtao 
Zhang |
+| [HADOOP-14383](https://issues.apache.org/jira/browse/HADOOP-14383) | 
Implement FileSystem that reads from HTTP / HTTPS endpoints |  Major | fs | 
Haohui Mai | Haohui Mai |
+| [YARN-6457](https://issues.apache.org/jira/browse/YARN-6457) | Allow custom 
SSL configuration to be supplied in WebApps |  Major | webapp, yarn | Sanjay M 
Pujare | Sanjay M Pujare |
+| [HADOOP-14216](https://issues.apache.org/jira/browse/HADOOP-14216) | Improve 
Configuration XML Parsing Performance |  Major | . | Jonathan Eagles | Jonathan 
Eagles |
+| [MAPREDUCE-6883](https://issues.apache.org/jira/browse/MAPREDUCE-6883) | 
AuditLogger and TestAuditLogger are dead code |  Minor | client | Daniel 
Templeton | Vrushali C |
+| [HDFS-11800](https://issues.apache.org/jira/browse/HDFS-11800) | Document 
output of 'hdfs count -u' should contain PATHNAME |  Minor | hdfs | Xiaobing 
Zhou | Xiaobing Zhou |
+| [HADOOP-14413](https://issues.apache.org/jira/browse/HADOOP-14413) | Add 
Javadoc comment for jitter parameter on CachingGetSpaceUsed |  Trivial | . | 
Erik Krogen | Erik Krogen |
+| [HDFS-11757](https://issues.apache.org/jira/browse/HDFS-11757) | Query 
StreamCapabilities when creating balancer's lock file |  Major | balancer & 
mover | Andrew Wang | SammiChen |
+| [HDFS-11641](https://issues.apache.org/jira/browse/HDFS-11641) | Reduce cost 
of audit logging by using FileStatus instead of HdfsFileStatus |  Major | hdfs 
| Daryn Sharp | Daryn Sharp |
+| [YARN-6447](https://issues.apache.org/jira/browse/YARN-6447) | Provide 
container sandbox policies for groups |  Minor | nodemanager, yarn | Greg 
Phillips | Greg Phillips |
+| [HADOOP-14415](https://issues.apache.org/jira/browse/HADOOP-14415) | Use 
java.lang.AssertionError instead of junit.framework.AssertionFailedError |  
Minor | . | Akira Ajisaka | Chen Liang |
+| [HDFS-11803](https://issues.apache.org/jira/browse/HDFS-11803) | Add -v 
option for du command to show header line |  Major | hdfs | Xiaobing Zhou | 
Xiaobing Zhou |
+| [YARN-6493](https://issues.apache.org/jira/browse/YARN-6493) | Print 
requested node partition in assignContainer logs |  Major | . | Jonathan Hung | 
Jonathan Hung |
+| [HDFS-11793](https://issues.apache.org/jira/browse/HDFS-11793) | Allow to 
enable user defined erasure coding policy |  Major | erasure-coding | SammiChen 
| SammiChen |
+| [HADOOP-14407](https://issues.apache.org/jira/browse/HADOOP-14407) | DistCp 
- Introduce a configurable copy buffer size |  Major | tools/distcp | Omkar 
Aradhya K S | Omkar Aradhya K S |
+| [YARN-6582](https://issues.apache.org/jira/browse/YARN-6582) | FSAppAttempt 
demand can be updated atomically in updateDemand() |  Major | . | Karthik 
Kambatla | Karthik Kambatla |
+| [HDFS-11421](https://issues.apache.org/jira/browse/HDFS-11421) | Make 
WebHDFS' ACLs RegEx configurable |  Major | webhdfs | Harsh J | Harsh J |
+| [HDFS-11891](https://issues.apache.org/jira/browse/HDFS-11891) | DU#refresh 
should print the path of the directory when an exception is caught |  Minor | . 
| Chen Liang | Chen Liang |
+| [HADOOP-14442](https://issues.apache.org/jira/browse/HADOOP-14442) | Owner 
support for ranger-wasb integration |  Major | fs, fs/azure | Varada Hemeswari 
| Varada Hemeswari |
+| [HDFS-11832](https://issues.apache.org/jira/browse/HDFS-11832) | Switch 
leftover logs to slf4j format in BlockManager.java |  Minor | namenode | Hui Xu 
| Chen Liang |
+| [YARN-6477](https://issues.apache.org/jira/browse/YARN-6477) | Dispatcher no 
longer needs the raw types suppression |  Minor | . | Daniel Templeton | Maya 
Wexler |
+| [YARN-6497](https://issues.apache.org/jira/browse/YARN-6497) | Method length 
of ResourceManager#serviceInit() is too long |  Minor | resourcemanager | Yufei 
Gu | Gergely Novák |
+| [HDFS-11383](https://issues.apache.org/jira/browse/HDFS-11383) | Intern 
strings in BlockLocation and ExtendedBlock |  Major | . | Misha Dmitriev | 
Misha Dmitriev |
+| [YARN-6208](https://issues.apache.org/jira/browse/YARN-6208) | Improve the 
log when FinishAppEvent sent to the NodeManager which didn't run the 
application |  Minor | . | Akira Ajisaka | Akira Ajisaka |
+| [HADOOP-14440](https://issues.apache.org/jira/browse/HADOOP-14440) | Add 
metrics for connections dropped |  Major | . | Eric Badger | Eric Badger |
+| [HADOOP-14485](https://issues.apache.org/jira/browse/HADOOP-14485) | 
Redundant 'final' modifier in try-with-resources statement |  Minor | . | 
Wenxin He | Wenxin He |
+| [HADOOP-14491](https://issues.apache.org/jira/browse/HADOOP-14491) | Azure 
has messed doc structure |  Major | documentation, fs/azure | Mingliang Liu | 
Mingliang Liu |
+| [HDFS-11914](https://issues.apache.org/jira/browse/HDFS-11914) | Add more 
diagnosis info for fsimage transfer failure. |  Major | . | Yongjun Zhang | 
Yongjun Zhang |
+| [HDFS-11840](https://issues.apache.org/jira/browse/HDFS-11840) | Log HDFS 
Mover exception message of exit to its own log |  Minor | balancer & mover | 
LiXin Ge | LiXin Ge |
+| [HDFS-11861](https://issues.apache.org/jira/browse/HDFS-11861) | 
ipc.Client.Connection#sendRpcRequest should log request name |  Trivial | ipc | 
John Zhuge | John Zhuge |
+| [HADOOP-14465](https://issues.apache.org/jira/browse/HADOOP-14465) | 
LdapGroupsMapping - support user and group search base |  Major | common, 
security | Shwetha G S | Shwetha G S |
+| [HADOOP-14310](https://issues.apache.org/jira/browse/HADOOP-14310) | 
RolloverSignerSecretProvider.LOG should be @VisibleForTesting |  Minor | 
security | Daniel Templeton | Arun Shanmugam Kumar |
+| [HDFS-11907](https://issues.apache.org/jira/browse/HDFS-11907) | Add metric 
for time taken by NameNode resource check |  Major | . | Chen Liang | Chen 
Liang |
+| [HADOOP-14503](https://issues.apache.org/jira/browse/HADOOP-14503) | Make 
RollingAverages a mutable metric |  Major | common | Hanisha Koneru | Hanisha 
Koneru |
+| [HADOOP-14506](https://issues.apache.org/jira/browse/HADOOP-14506) | Add 
create() contract test that verifies ancestor dir creation |  Minor | fs | 
Aaron Fabbri | Sean Mackrory |
+| [HADOOP-14523](https://issues.apache.org/jira/browse/HADOOP-14523) | 
OpensslAesCtrCryptoCodec.finalize() holds excessive amounts of memory |  Major 
| . | Misha Dmitriev | Misha Dmitriev |
+| [HADOOP-14524](https://issues.apache.org/jira/browse/HADOOP-14524) | Make 
CryptoCodec Closeable so it can be cleaned up proactively |  Major | . | Xiao 
Chen | Xiao Chen |
+| [HADOOP-14424](https://issues.apache.org/jira/browse/HADOOP-14424) | Add 
CRC32C performance test. |  Minor | common | LiXin Ge | LiXin Ge |
+| [HDFS-10480](https://issues.apache.org/jira/browse/HDFS-10480) | Add an 
admin command to list currently open files |  Major | . | Kihwal Lee | Manoj 
Govindassamy |
+| [HDFS-11345](https://issues.apache.org/jira/browse/HDFS-11345) | Document 
the configuration key for FSNamesystem lock fairness |  Minor | documentation, 
namenode | Zhe Zhang | Erik Krogen |
+| [HDFS-11647](https://issues.apache.org/jira/browse/HDFS-11647) | Add -E 
option in hdfs "count" command to show erasure policy summarization |  Major | 
. | SammiChen | luhuichun |
+| [HDFS-11789](https://issues.apache.org/jira/browse/HDFS-11789) | Maintain 
Short-Circuit Read Statistics |  Major | hdfs-client | Hanisha Koneru | Hanisha 
Koneru |
+| [HDFS-11943](https://issues.apache.org/jira/browse/HDFS-11943) | [Erasure 
coding] Warn log frequently print to screen in doEncode/doDecode functions |  
Major | erasure-coding, native | liaoyuxiangqin | liaoyuxiangqin |
+| [HDFS-11992](https://issues.apache.org/jira/browse/HDFS-11992) | Replace 
commons-logging APIs with slf4j in FsDatasetImpl |  Major | . | Akira Ajisaka | 
hu xiaodong |
+| [HDFS-11993](https://issues.apache.org/jira/browse/HDFS-11993) | Add log 
info when connect to datanode socket address failed |  Major | hdfs-client | 
chencan | chencan |
+| [YARN-6634](https://issues.apache.org/jira/browse/YARN-6634) | [API] 
Refactor ResourceManager WebServices to make API explicit |  Critical | 
resourcemanager | Subru Krishnan | Giovanni Matteo Fumarola |
+| [HDFS-12045](https://issues.apache.org/jira/browse/HDFS-12045) | Add log 
when Diskbalancer volume is transient storage type |  Major | diskbalancer | 
steven-wugang | steven-wugang |
+| [HADOOP-14536](https://issues.apache.org/jira/browse/HADOOP-14536) | Update 
azure-storage sdk to version 5.3.0 |  Major | fs/azure | Mingliang Liu | Georgi 
Chalakov |
+| [YARN-6738](https://issues.apache.org/jira/browse/YARN-6738) | 
LevelDBCacheTimelineStore should reuse ObjectMapper instances |  Major | 
timelineserver | Zoltan Haindrich | Zoltan Haindrich |
+| [HADOOP-14515](https://issues.apache.org/jira/browse/HADOOP-14515) | 
Specifically configure zookeeper-related log levels in KMS log4j |  Major | kms 
| Xiao Chen | Xiao Chen |
+| [HDFS-11646](https://issues.apache.org/jira/browse/HDFS-11646) | Add -E 
option in 'ls' to list erasure coding policy of each file and directory if 
applicable |  Major | erasure-coding | SammiChen | luhuichun |
+| [HDFS-11881](https://issues.apache.org/jira/browse/HDFS-11881) | NameNode 
consumes a lot of memory for snapshot diff report generation |  Major | hdfs, 
snapshots | Manoj Govindassamy | Manoj Govindassamy |
+| [HADOOP-14602](https://issues.apache.org/jira/browse/HADOOP-14602) | allow 
custom release notes/changelog during create-release |  Minor | build, scripts 
| Allen Wittenauer | Allen Wittenauer |
+| [HADOOP-14611](https://issues.apache.org/jira/browse/HADOOP-14611) | 
NetworkTopology.DEFAULT\_HOST\_LEVEL is unused |  Trivial | . | Daniel 
Templeton | Chen Liang |
+| [YARN-6751](https://issues.apache.org/jira/browse/YARN-6751) | Display 
reserved resources in web UI per queue |  Major | fairscheduler, webapp | 
Abdullah Yousufi | Abdullah Yousufi |
+| [YARN-5892](https://issues.apache.org/jira/browse/YARN-5892) | Support 
user-specific minimum user limit percentage in Capacity Scheduler |  Major | 
capacityscheduler | Eric Payne | Eric Payne |
+| [YARN-6280](https://issues.apache.org/jira/browse/YARN-6280) | Introduce 
deselect query param to skip ResourceRequest from getApp/getApps REST API |  
Major | resourcemanager, restapi | Lantao Jin | Lantao Jin |
+
+
+### BUG FIXES:
+
+| JIRA | Summary | Priority | Component | Reporter | Contributor |
+|:---- |:---- | :--- |:---- |:---- |:---- |
+| [HADOOP-13858](https://issues.apache.org/jira/browse/HADOOP-13858) | 
TestGridmixMemoryEmulation and TestResourceUsageEmulators fail on the 
environment other than Linux or Windows |  Major | test | Akira Ajisaka | Akira 
Ajisaka |
+| [YARN-6012](https://issues.apache.org/jira/browse/YARN-6012) | Remove node 
label (removeFromClusterNodeLabels) document is missing |  Major | 
documentation | Weiwei Yang | Ying Zhang |
+| [YARN-6117](https://issues.apache.org/jira/browse/YARN-6117) | 
SharedCacheManager does not start up |  Major | . | Chris Trezzo | Chris Trezzo 
|
+| [YARN-6082](https://issues.apache.org/jira/browse/YARN-6082) | Invalid REST 
api response for getApps since queueUsagePercentage is coming as INF |  
Critical | . | Sunil G | Sunil G |
+| [HDFS-11365](https://issues.apache.org/jira/browse/HDFS-11365) | Log 
portnumber in PrivilegedNfsGatewayStarter |  Minor | nfs | Mukul Kumar Singh | 
Mukul Kumar Singh |
+| [MAPREDUCE-6808](https://issues.apache.org/jira/browse/MAPREDUCE-6808) | Log 
map attempts as part of shuffle handler audit log |  Major | . | Jonathan 
Eagles | Gergő Pásztor |
+| [HADOOP-13989](https://issues.apache.org/jira/browse/HADOOP-13989) | Remove 
erroneous source jar option from hadoop-client shade configuration |  Minor | 
build | Joe Pallas | Joe Pallas |
+| [HDFS-11369](https://issues.apache.org/jira/browse/HDFS-11369) | Change 
exception message in StorageLocationChecker |  Minor | datanode | Arpit Agarwal 
| Arpit Agarwal |
+| [YARN-4975](https://issues.apache.org/jira/browse/YARN-4975) | Fair 
Scheduler: exception thrown when a parent queue marked 'parent' has configured 
child queues |  Major | fairscheduler | Ashwin Shankar | Yufei Gu |
+| [HDFS-11364](https://issues.apache.org/jira/browse/HDFS-11364) | Add a test 
to verify Audit log entries for setfacl/getfacl commands over FS shell |  Major 
| hdfs, test | Manoj Govindassamy | Manoj Govindassamy |
+| [HDFS-11376](https://issues.apache.org/jira/browse/HDFS-11376) | Revert 
HDFS-8377 Support HTTP/2 in datanode |  Major | datanode | Andrew Wang | Xiao 
Chen |
+| [HADOOP-13988](https://issues.apache.org/jira/browse/HADOOP-13988) | 
KMSClientProvider does not work with WebHDFS and Apache Knox w/ProxyUser |  
Major | common, kms | Greg Senia | Xiaoyu Yao |
+| [HADOOP-14029](https://issues.apache.org/jira/browse/HADOOP-14029) | Fix 
KMSClientProvider for non-secure proxyuser use case |  Major | common,kms | 
Xiaoyu Yao | Xiaoyu Yao |
+| [YARN-5641](https://issues.apache.org/jira/browse/YARN-5641) | Localizer 
leaves behind tarballs after container is complete |  Major | . | Eric Badger | 
Eric Badger |
+| [HADOOP-13992](https://issues.apache.org/jira/browse/HADOOP-13992) | KMS 
should load SSL configuration the same way as SSLFactory |  Major | kms, 
security | John Zhuge | John Zhuge |
+| [HDFS-11378](https://issues.apache.org/jira/browse/HDFS-11378) | Verify 
multiple DataNodes can be decommissioned/maintenance at the same time |  Major 
| hdfs | Manoj Govindassamy | Manoj Govindassamy |
+| [YARN-6103](https://issues.apache.org/jira/browse/YARN-6103) | Log updates 
for ZKRMStateStore |  Trivial | . | Bibin A Chundatt | Daniel Sturman |
+| [HADOOP-14018](https://issues.apache.org/jira/browse/HADOOP-14018) | shaded 
jars of hadoop-client modules are missing hadoop's root LICENSE and NOTICE 
files |  Critical | . | John Zhuge | Elek, Marton |
+| [HDFS-11335](https://issues.apache.org/jira/browse/HDFS-11335) | Remove 
HdfsClientConfigKeys.DFS\_CLIENT\_SLOW\_IO\_WARNING\_THRESHOLD\_KEY usage from 
DNConf |  Major | . | Manoj Govindassamy | Manoj Govindassamy |
+| [HADOOP-13895](https://issues.apache.org/jira/browse/HADOOP-13895) | Make 
FileStatus Serializable |  Minor | fs | Chris Douglas | Chris Douglas |
+| [HADOOP-14045](https://issues.apache.org/jira/browse/HADOOP-14045) | Aliyun 
OSS documentation missing from website |  Major | documentation, fs/oss | 
Andrew Wang | Yiqun Lin |
+| [HDFS-11363](https://issues.apache.org/jira/browse/HDFS-11363) | Need more 
diagnosis info when seeing Slow waitForAckedSeqno |  Major | . | Yongjun Zhang 
| Xiao Chen |
+| [HDFS-11387](https://issues.apache.org/jira/browse/HDFS-11387) | Socket 
reuse address option is not honored in PrivilegedNfsGatewayStarter |  Major | 
nfs | Mukul Kumar Singh | Mukul Kumar Singh |
+| [HADOOP-14044](https://issues.apache.org/jira/browse/HADOOP-14044) | 
Synchronization issue in delegation token cancel functionality |  Major | . | 
Hrishikesh Gadre | Hrishikesh Gadre |
+| [HDFS-11371](https://issues.apache.org/jira/browse/HDFS-11371) | Document 
missing metrics of erasure coding |  Minor | documentation, erasure-coding | 
Yiqun Lin | Yiqun Lin |
+| [MAPREDUCE-6338](https://issues.apache.org/jira/browse/MAPREDUCE-6338) | MR 
AppMaster does not honor ephemeral port range |  Major | mr-am, mrv2 | Frank 
Nguyen | Frank Nguyen |
+| [HDFS-11377](https://issues.apache.org/jira/browse/HDFS-11377) | Balancer 
hung due to no available mover threads |  Major | balancer & mover | yunjiong 
zhao | yunjiong zhao |
+| [HADOOP-14047](https://issues.apache.org/jira/browse/HADOOP-14047) | Require 
admin to access KMS instrumentation servlets |  Minor | kms | John Zhuge | John 
Zhuge |
+| [YARN-6135](https://issues.apache.org/jira/browse/YARN-6135) | Node manager 
REST API documentation is not up to date |  Trivial | nodemanager, restapi | 
Miklos Szegedi | Miklos Szegedi |
+| [YARN-6145](https://issues.apache.org/jira/browse/YARN-6145) | Improve log 
message on fail over |  Major | . | Jian He | Jian He |
+| [YARN-6031](https://issues.apache.org/jira/browse/YARN-6031) | Application 
recovery has failed when node label feature is turned off during RM recovery |  
Minor | scheduler | Ying Zhang | Ying Zhang |
+| [YARN-6137](https://issues.apache.org/jira/browse/YARN-6137) | Yarn client 
implicitly invoke ATS client which accesses HDFS |  Major | . | Yesha Vora | Li 
Lu |
+| [HADOOP-13433](https://issues.apache.org/jira/browse/HADOOP-13433) | Race in 
UGI.reloginFromKeytab |  Major | security | Duo Zhang | Duo Zhang |
+| [YARN-6112](https://issues.apache.org/jira/browse/YARN-6112) | 
UpdateCallDuration is calculated only when debug logging is enabled |  Major | 
fairscheduler | Yufei Gu | Yufei Gu |
+| [YARN-6144](https://issues.apache.org/jira/browse/YARN-6144) | 
FairScheduler: preempted resources can become negative |  Blocker | 
fairscheduler, resourcemanager | Miklos Szegedi | Miklos Szegedi |
+| [YARN-6118](https://issues.apache.org/jira/browse/YARN-6118) | Add javadoc 
for Resources.isNone |  Minor | scheduler | Karthik Kambatla | Andres Perez |
+| [HADOOP-13119](https://issues.apache.org/jira/browse/HADOOP-13119) | Add 
ability to secure log servlet using proxy users |  Major | . | Jeffrey E  
Rodriguez | Yuanbo Liu |
+| [YARN-6166](https://issues.apache.org/jira/browse/YARN-6166) | Unnecessary 
INFO logs in AMRMClientAsyncImpl$CallbackHandlerThread.run |  Trivial | . | 
Grant W | Grant W |
+| [HADOOP-14055](https://issues.apache.org/jira/browse/HADOOP-14055) | 
SwiftRestClient includes pass length in exception if auth fails |  Minor | 
security | Marcell Hegedus | Marcell Hegedus |
+| [HDFS-11403](https://issues.apache.org/jira/browse/HDFS-11403) | Zookeper 
ACLs on NN HA enabled clusters to be handled consistently |  Major | hdfs | 
Laszlo Puskas | Hanisha Koneru |
+| [HADOOP-13233](https://issues.apache.org/jira/browse/HADOOP-13233) | help of 
stat is confusing |  Trivial | documentation, fs | Xiaohe Lan | Attila Bukor |
+| [YARN-3933](https://issues.apache.org/jira/browse/YARN-3933) | 
FairScheduler: Multiple calls to completedContainer are not safe |  Major | 
fairscheduler | Lavkesh Lahngir | Shiwei Guo |
+| [HDFS-11407](https://issues.apache.org/jira/browse/HDFS-11407) | Document 
the missing usages of OfflineImageViewer processors |  Minor | documentation, 
tools | Yiqun Lin | Yiqun Lin |
+| [HDFS-11408](https://issues.apache.org/jira/browse/HDFS-11408) | The config 
name of balance bandwidth is out of date |  Minor | balancer & mover, 
documentation | Yiqun Lin | Yiqun Lin |
+| [HADOOP-14058](https://issues.apache.org/jira/browse/HADOOP-14058) | Fix 
NativeS3FileSystemContractBaseTest#testDirWithDifferentMarkersWorks |  Major | 
fs/s3, test | Akira Ajisaka | Yiqun Lin |
+| [HDFS-11084](https://issues.apache.org/jira/browse/HDFS-11084) | Add a 
regression test for sticky bit support of OIV ReverseXML processor |  Major | 
tools | Wei-Chiu Chuang | Wei-Chiu Chuang |
+| [HDFS-11391](https://issues.apache.org/jira/browse/HDFS-11391) | Numeric 
usernames do no work with WebHDFS FS (write access) |  Major | webhdfs | Pierre 
Villard | Pierre Villard |
+| [HADOOP-13924](https://issues.apache.org/jira/browse/HADOOP-13924) | Update 
checkstyle and checkstyle plugin version to handle indentation of JDK8 Lambdas 
|  Major | . | Xiaoyu Yao | Akira Ajisaka |
+| [HDFS-11238](https://issues.apache.org/jira/browse/HDFS-11238) | Fix 
checkstyle warnings in NameNode#createNameNode |  Trivial | namenode | Ethan Li 
| Ethan Li |
+| [YARN-4212](https://issues.apache.org/jira/browse/YARN-4212) | 
FairScheduler: Can't create a DRF queue under a FAIR policy queue |  Major | . 
| Arun Suresh | Yufei Gu |
+| [YARN-6177](https://issues.apache.org/jira/browse/YARN-6177) | Yarn client 
should exit with an informative error message if an incompatible Jersey library 
is used at client |  Major | . | Weiwei Yang | Weiwei Yang |
+| [YARN-6171](https://issues.apache.org/jira/browse/YARN-6171) | 
ConcurrentModificationException on FSAppAttempt.containersToPreempt |  Major | 
fairscheduler | Miklos Szegedi | Miklos Szegedi |
+| [HDFS-11410](https://issues.apache.org/jira/browse/HDFS-11410) | Use the 
cached instance when edit logging SetAclOp, SetXAttrOp and RemoveXAttrOp |  
Major | namenode | Xiao Chen | Xiao Chen |
+| [YARN-6188](https://issues.apache.org/jira/browse/YARN-6188) | Fix OOM issue 
with decommissioningNodesWatcher in the case of clusters with large number of 
nodes |  Major | resourcemanager | Ajay Jadhav | Ajay Jadhav |
+| [HDFS-11379](https://issues.apache.org/jira/browse/HDFS-11379) | 
DFSInputStream may infinite loop requesting block locations |  Critical | 
hdfs-client | Daryn Sharp | Daryn Sharp |
+| [HADOOP-14092](https://issues.apache.org/jira/browse/HADOOP-14092) | Typo in 
hadoop-aws index.md |  Trivial | fs/s3 | John Zhuge | John Zhuge |
+| [HDFS-11177](https://issues.apache.org/jira/browse/HDFS-11177) | 
'storagepolicies -getStoragePolicy' command should accept URI based path. |  
Major | shell | Surendra Singh Lilhore | Surendra Singh Lilhore |
+| [HDFS-11404](https://issues.apache.org/jira/browse/HDFS-11404) | Increase 
timeout on TestShortCircuitLocalRead.testDeprecatedGetBlockLocalPathInfoRpc |  
Major | . | Eric Badger | Eric Badger |
+| [HADOOP-13826](https://issues.apache.org/jira/browse/HADOOP-13826) | S3A 
Deadlock in multipart copy due to thread pool limits. |  Critical | fs/s3 | 
Sean Mackrory | Sean Mackrory |
+| [HADOOP-14017](https://issues.apache.org/jira/browse/HADOOP-14017) | User 
friendly name for ADLS user and group |  Major | fs/adl | John Zhuge | 
Vishwajeet Dusane |
+| [MAPREDUCE-6825](https://issues.apache.org/jira/browse/MAPREDUCE-6825) | 
YARNRunner#createApplicationSubmissionContext method is longer than 150 lines | 
 Trivial | . | Chris Trezzo | Gergely Novák |
+| [YARN-6210](https://issues.apache.org/jira/browse/YARN-6210) | FS: Node 
reservations can interfere with preemption |  Major | fairscheduler | Karthik 
Kambatla | Karthik Kambatla |
+| [YARN-6211](https://issues.apache.org/jira/browse/YARN-6211) | 
Synchronization improvement for moveApplicationAcrossQueues and 
updateApplicationPriority |  Major | . | Bibin A Chundatt | Bibin A Chundatt |
+| [YARN-6222](https://issues.apache.org/jira/browse/YARN-6222) | 
TestFairScheduler.testReservationMetrics is flaky |  Major | fairscheduler | 
Yufei Gu | Yufei Gu |
+| [HADOOP-14114](https://issues.apache.org/jira/browse/HADOOP-14114) | S3A can 
no longer handle unencoded + in URIs |  Minor | fs/s3 | Sean Mackrory | Sean 
Mackrory |
+| [HADOOP-14116](https://issues.apache.org/jira/browse/HADOOP-14116) | 
FailoverOnNetworkExceptionRetry does not wait when failover on certain 
exception |  Major | . | Jian He | Jian He |
+| [HDFS-11433](https://issues.apache.org/jira/browse/HDFS-11433) | Document 
missing usages of OfflineEditsViewer processors |  Minor | documentation, tools 
| Yiqun Lin | Yiqun Lin |
+| [HDFS-11462](https://issues.apache.org/jira/browse/HDFS-11462) | Fix 
occasional BindException in TestNameNodeMetricsLogger |  Major | test | Arpit 
Agarwal | Arpit Agarwal |
+| [HADOOP-14028](https://issues.apache.org/jira/browse/HADOOP-14028) | S3A 
BlockOutputStreams doesn't delete temporary files in multipart uploads or 
handle part upload failures |  Critical | fs/s3 | Seth Fitzsimmons | Steve 
Loughran |
+| [YARN-6172](https://issues.apache.org/jira/browse/YARN-6172) | FSLeafQueue 
demand update needs to be atomic |  Major | resourcemanager | Varun Saxena | 
Miklos Szegedi |
+| [HADOOP-14119](https://issues.apache.org/jira/browse/HADOOP-14119) | Remove 
unused imports from GzipCodec.java |  Minor | . | Akira Ajisaka | Yiqun Lin |
+| [MAPREDUCE-6841](https://issues.apache.org/jira/browse/MAPREDUCE-6841) | Fix 
dead link in MapReduce tutorial document |  Minor | documentation | Akira 
Ajisaka | Victor Nee |
+| [YARN-6231](https://issues.apache.org/jira/browse/YARN-6231) | 
FairSchedulerTestBase helper methods should call scheduler.update to avoid 
flakiness |  Major | . | Arun Suresh | Karthik Kambatla |
+| [YARN-6239](https://issues.apache.org/jira/browse/YARN-6239) | Fix javac 
warnings in YARN that caused by deprecated FileSystem APIs |  Minor | . | Yiqun 
Lin | Yiqun Lin |
+| [YARN-1728](https://issues.apache.org/jira/browse/YARN-1728) | Workaround 
guice3x-undecoded pathInfo in YARN WebApp |  Major | . | Abraham Elmahrek | 
Yuanbo Liu |
+| [HADOOP-12556](https://issues.apache.org/jira/browse/HADOOP-12556) | 
KafkaSink jar files are created but not copied to target dist |  Major | . | 
Babak Behzad | Babak Behzad |
+| [HDFS-11479](https://issues.apache.org/jira/browse/HDFS-11479) | Socket 
re-use address option should be used in SimpleUdpServer |  Major | nfs | Mukul 
Kumar Singh | Mukul Kumar Singh |
+| [HDFS-11478](https://issues.apache.org/jira/browse/HDFS-11478) | Update EC 
commands in HDFSCommands.md |  Minor | documentation, erasure-coding | Yiqun 
Lin | Yiqun Lin |
+| [MAPREDUCE-6852](https://issues.apache.org/jira/browse/MAPREDUCE-6852) | 
Job#updateStatus() failed with NPE due to race condition |  Major | . | Junping 
Du | Junping Du |
+| [MAPREDUCE-6753](https://issues.apache.org/jira/browse/MAPREDUCE-6753) | 
Variable in byte printed directly in mapreduce client |  Major | client | Nemo 
Chen | Kai Sasaki |
+| [HADOOP-6801](https://issues.apache.org/jira/browse/HADOOP-6801) | 
io.sort.mb and io.sort.factor were renamed and moved to mapreduce but are still 
in CommonConfigurationKeysPublic.java and used in SequenceFile.java |  Minor | 
. | Erik Steffl | Harsh J |
+| [YARN-6263](https://issues.apache.org/jira/browse/YARN-6263) | 
NMTokenSecretManagerInRM.createAndGetNMToken is not thread safe |  Major | yarn 
| Haibo Chen | Haibo Chen |
+| [YARN-6218](https://issues.apache.org/jira/browse/YARN-6218) | Fix 
TestAMRMClient when using FairScheduler |  Minor | . | Miklos Szegedi | Miklos 
Szegedi |
+| [HDFS-11476](https://issues.apache.org/jira/browse/HDFS-11476) | Fix NPE in 
FsDatasetImpl#checkAndUpdate |  Major | datanode | Xiaobing Zhou | Xiaobing 
Zhou |
+| [YARN-6271](https://issues.apache.org/jira/browse/YARN-6271) | yarn rmadin 
-getGroups returns information from standby RM |  Critical | yarn | Sumana 
Sathish | Jian He |
+| [YARN-6270](https://issues.apache.org/jira/browse/YARN-6270) | 
WebUtils.getRMWebAppURLWithScheme() needs to honor RM HA setting |  Major | . | 
Sumana Sathish | Xuan Gong |
+| [YARN-6248](https://issues.apache.org/jira/browse/YARN-6248) | user is not 
removed from UsersManager’s when app is killed with pending container 
requests. |  Major | . | Eric Payne | Eric Payne |
+| [HADOOP-14026](https://issues.apache.org/jira/browse/HADOOP-14026) | 
start-build-env.sh: invalid docker image name |  Major | build | Gergő 
Pásztor | Gergő Pásztor |
+| [HDFS-11441](https://issues.apache.org/jira/browse/HDFS-11441) | Add 
escaping to error message in KMS web UI |  Minor | security | Aaron T. Myers | 
Aaron T. Myers |
+| [YARN-5665](https://issues.apache.org/jira/browse/YARN-5665) | Enhance 
documentation for yarn.resourcemanager.scheduler.class property |  Trivial | 
documentation | Miklos Szegedi | Yufei Gu |
+| [HDFS-11498](https://issues.apache.org/jira/browse/HDFS-11498) | Make 
RestCsrfPreventionHandler and WebHdfsHandler compatible with Netty 4.0 |  Major 
| . | Andrew Wang | Andrew Wang |
+| [MAPREDUCE-6855](https://issues.apache.org/jira/browse/MAPREDUCE-6855) | 
Specify charset when create String in CredentialsTestJob |  Minor | . | Akira 
Ajisaka | Kai Sasaki |
+| [HADOOP-14087](https://issues.apache.org/jira/browse/HADOOP-14087) | S3A 
typo in pom.xml test exclusions |  Major | fs/s3 | Aaron Fabbri | Aaron Fabbri |
+| [HDFS-11508](https://issues.apache.org/jira/browse/HDFS-11508) | Fix bind 
failure in SimpleTCPServer & Portmap where bind fails because socket is in 
TIME\_WAIT state |  Major | nfs | Mukul Kumar Singh | Mukul Kumar Singh |
+| [MAPREDUCE-6839](https://issues.apache.org/jira/browse/MAPREDUCE-6839) | 
TestRecovery.testCrashed failed |  Major | test | Gergő Pásztor | Gergő 
Pásztor |
+| [YARN-6207](https://issues.apache.org/jira/browse/YARN-6207) | Move 
application across queues should handle delayed event processing |  Major | 
capacity scheduler | Bibin A Chundatt | Bibin A Chundatt |
+| [MAPREDUCE-6859](https://issues.apache.org/jira/browse/MAPREDUCE-6859) | 
hadoop-mapreduce-client-jobclient.jar sets a main class that isn't in the JAR | 
 Minor | client | Daniel Templeton | Daniel Templeton |
+| [YARN-6297](https://issues.apache.org/jira/browse/YARN-6297) | 
TestAppLogAggregatorImp.verifyFilesUploaded() should check # of filed uploaded 
with that of files expected |  Major | . | Haibo Chen | Haibo Chen |
+| [YARN-6165](https://issues.apache.org/jira/browse/YARN-6165) | Intra-queue 
preemption occurs even when preemption is turned off for a specific queue. |  
Major | capacity scheduler, scheduler preemption | Eric Payne | Eric Payne |
+| [HADOOP-14052](https://issues.apache.org/jira/browse/HADOOP-14052) | Fix 
dead link in KMS document |  Minor | documentation | Akira Ajisaka | Christina 
Vu |
+| [YARN-6264](https://issues.apache.org/jira/browse/YARN-6264) | AM not 
launched when a single vcore is available on the cluster |  Major | 
fairscheduler | Yufei Gu | Yufei Gu |
+| [YARN-6310](https://issues.apache.org/jira/browse/YARN-6310) | OutputStreams 
in AggregatedLogFormat.LogWriter can be left open upon exceptions |  Major | 
yarn | Haibo Chen | Haibo Chen |
+| [HADOOP-14062](https://issues.apache.org/jira/browse/HADOOP-14062) | 
ApplicationMasterProtocolPBClientImpl.allocate fails with EOFException when RPC 
privacy is enabled |  Critical | . | Steven Rand | Steven Rand |
+| [YARN-6321](https://issues.apache.org/jira/browse/YARN-6321) | TestResources 
test timeouts are too aggressive |  Major | test | Jason Lowe | Eric Badger |
+| [HDFS-11340](https://issues.apache.org/jira/browse/HDFS-11340) | DataNode 
reconfigure for disks doesn't remove the failed volumes |  Major | . | Manoj 
Govindassamy | Manoj Govindassamy |
+| [HADOOP-14156](https://issues.apache.org/jira/browse/HADOOP-14156) | Fix 
grammar error in ConfTest.java |  Trivial | test | Andrey Dyatlov | Andrey 
Dyatlov |
+| [HDFS-11512](https://issues.apache.org/jira/browse/HDFS-11512) | Increase 
timeout on TestShortCircuitLocalRead#testSkipWithVerifyChecksum |  Minor | . | 
Eric Badger | Eric Badger |
+| [HDFS-11499](https://issues.apache.org/jira/browse/HDFS-11499) | 
Decommissioning stuck because of failing recovery |  Major | hdfs, namenode | 
Lukas Majercak | Lukas Majercak |
+| [HDFS-11395](https://issues.apache.org/jira/browse/HDFS-11395) | 
RequestHedgingProxyProvider#RequestHedgingInvocationHandler hides the Exception 
thrown from NameNode |  Major | ha | Nandakumar | Nandakumar |
+| [HDFS-11526](https://issues.apache.org/jira/browse/HDFS-11526) | Fix 
confusing block recovery message |  Minor | datanode | Wei-Chiu Chuang | Yiqun 
Lin |
+| [YARN-6327](https://issues.apache.org/jira/browse/YARN-6327) | Removing 
queues from CapacitySchedulerQueueManager and ParentQueue should be done with 
iterator |  Major | capacityscheduler | Jonathan Hung | Jonathan Hung |
+| [HADOOP-14170](https://issues.apache.org/jira/browse/HADOOP-14170) | 
FileSystemContractBaseTest is not cleaning up test directory clearly |  Major | 
fs | Mingliang Liu | Mingliang Liu |
+| [YARN-6331](https://issues.apache.org/jira/browse/YARN-6331) | Fix flakiness 
in TestFairScheduler#testDumpState |  Major | fairscheduler | Yufei Gu | Yufei 
Gu |
+| [YARN-6328](https://issues.apache.org/jira/browse/YARN-6328) | Fix a 
spelling mistake in CapacityScheduler |  Trivial | capacity scheduler | Jin 
Yibo | Jin Yibo |
+| [HDFS-11420](https://issues.apache.org/jira/browse/HDFS-11420) | Edit file 
should not be processed by the same type processor in OfflineEditsViewer |  
Major | tools | Yiqun Lin | Yiqun Lin |
+| [YARN-6294](https://issues.apache.org/jira/browse/YARN-6294) | ATS client 
should better handle Socket closed case |  Major | timelineclient | Sumana 
Sathish | Li Lu |
+| [YARN-6332](https://issues.apache.org/jira/browse/YARN-6332) | Make 
RegistrySecurity use short user names for ZK ACLs |  Major | . | Billie Rinaldi 
| Billie Rinaldi |
+| [YARN-4051](https://issues.apache.org/jira/browse/YARN-4051) | 
ContainerKillEvent lost when container is still recovering and application 
finishes |  Critical | nodemanager | sandflee | sandflee |
+| [HDFS-11533](https://issues.apache.org/jira/browse/HDFS-11533) | 
reuseAddress option should be used for child channels in Portmap and 
SimpleTcpServer |  Major | nfs | Mukul Kumar Singh | Mukul Kumar Singh |
+| [HADOOP-14191](https://issues.apache.org/jira/browse/HADOOP-14191) | 
Duplicate hadoop-minikdc dependency in hadoop-common module |  Minor | build | 
Akira Ajisaka | Xiaobing Zhou |
+| [HDFS-10394](https://issues.apache.org/jira/browse/HDFS-10394) | move 
declaration of okhttp version from hdfs-client to hadoop-project POM |  Minor | 
build | Steve Loughran | Xiaobing Zhou |
+| [HDFS-11516](https://issues.apache.org/jira/browse/HDFS-11516) | Admin 
command line should print message to stderr in failure case |  Minor | . | Kai 
Sasaki | Kai Sasaki |
+| [YARN-6217](https://issues.apache.org/jira/browse/YARN-6217) | 
TestLocalCacheDirectoryManager test timeout is too aggressive |  Major | test | 
Jason Lowe | Miklos Szegedi |
+| [YARN-6353](https://issues.apache.org/jira/browse/YARN-6353) | Clean up 
OrderingPolicy javadoc |  Minor | resourcemanager | Daniel Templeton | Daniel 
Templeton |
+| [HADOOP-14059](https://issues.apache.org/jira/browse/HADOOP-14059) | typo in 
s3a rename(self, subdir) error message |  Minor | . | Steve Loughran | Steve 
Loughran |
+| [HDFS-6648](https://issues.apache.org/jira/browse/HDFS-6648) | Order of 
namenodes in ConfiguredFailoverProxyProvider is undefined |  Major | ha, 
hdfs-client | Rafal Wojdyla | Inigo Goiri |
+| [HADOOP-14204](https://issues.apache.org/jira/browse/HADOOP-14204) | S3A 
multipart commit failing, "UnsupportedOperationException at 
java.util.Collections$UnmodifiableList.sort" |  Critical | fs/s3 | Steve 
Loughran | Steve Loughran |
+| [HADOOP-14187](https://issues.apache.org/jira/browse/HADOOP-14187) | Update 
ZooKeeper dependency to 3.4.9 and Curator dependency to 2.12.0 |  Major | . | 
Tsuyoshi Ozawa | Tsuyoshi Ozawa |
+| [YARN-5934](https://issues.apache.org/jira/browse/YARN-5934) | Fix 
TestTimelineWebServices.testPrimaryFilterNumericString |  Major | test | Akira 
Ajisaka | Akira Ajisaka |
+| [HDFS-11561](https://issues.apache.org/jira/browse/HDFS-11561) | HttpFS doc 
errors |  Trivial | documentation, httpfs, test | Yuanbo Liu | Yuanbo Liu |
+| [HADOOP-9631](https://issues.apache.org/jira/browse/HADOOP-9631) | ViewFs 
should use underlying FileSystem's server side defaults |  Major | fs, viewfs | 
Lohit Vijayarenu | Erik Krogen |
+| [HADOOP-14214](https://issues.apache.org/jira/browse/HADOOP-14214) | 
DomainSocketWatcher::add()/delete() should not self interrupt while looping 
await() |  Critical | hdfs-client | Mingliang Liu | Mingliang Liu |
+| [HADOOP-14195](https://issues.apache.org/jira/browse/HADOOP-14195) | 
CredentialProviderFactory$getProviders is not thread-safe |  Major | security | 
Vihang Karajgaonkar | Vihang Karajgaonkar |
+| [HADOOP-14211](https://issues.apache.org/jira/browse/HADOOP-14211) | 
FilterFs and ChRootedFs are too aggressive about enforcing "authorityNeeded" |  
Major | viewfs | Erik Krogen | Erik Krogen |
+| [YARN-6360](https://issues.apache.org/jira/browse/YARN-6360) | Prevent FS 
state dump logger from cramming other log files |  Major | fairscheduler | 
Yufei Gu | Yufei Gu |
+| [YARN-6334](https://issues.apache.org/jira/browse/YARN-6334) | 
TestRMFailover#testAutomaticFailover always passes even when it should fail |  
Major | . | Yufei Gu | Yufei Gu |
+| [MAPREDUCE-6866](https://issues.apache.org/jira/browse/MAPREDUCE-6866) | Fix 
getNumMapTasks() documentation in JobConf |  Minor | documentation | Joe 
Mészáros | Joe Mészáros |
+| [MAPREDUCE-6868](https://issues.apache.org/jira/browse/MAPREDUCE-6868) | 
License check for jdiff output files should be ignored |  Major | build | Akira 
Ajisaka | Akira Ajisaka |
+| [HDFS-11555](https://issues.apache.org/jira/browse/HDFS-11555) | Fix typos 
in class OfflineImageReconstructor |  Trivial | . | Yiqun Lin | Yiqun Lin |
+| [HDFS-10506](https://issues.apache.org/jira/browse/HDFS-10506) | OIV's 
ReverseXML processor cannot reconstruct some snapshot details |  Major | tools 
| Colin P. McCabe | Akira Ajisaka |
+| [HDFS-11486](https://issues.apache.org/jira/browse/HDFS-11486) | Client 
close() should not fail fast if the last block is being decommissioned |  Major 
| . | Wei-Chiu Chuang | Wei-Chiu Chuang |
+| [YARN-6359](https://issues.apache.org/jira/browse/YARN-6359) | 
TestRM#testApplicationKillAtAcceptedState fails rarely due to race condition |  
Major | test | Robert Kanter | Robert Kanter |
+| [YARN-5368](https://issues.apache.org/jira/browse/YARN-5368) | Memory leak 
in timeline server |  Critical | timelineserver | Wataru Yukawa | Jonathan 
Eagles |
+| [YARN-6050](https://issues.apache.org/jira/browse/YARN-6050) | AMs can't be 
scheduled on racks or nodes |  Major | . | Robert Kanter | Robert Kanter |
+| [HDFS-11571](https://issues.apache.org/jira/browse/HDFS-11571) | Typo in 
DataStorage exception message |  Minor | datanode | Daniel Templeton | Anna 
Budai |
+| [YARN-5685](https://issues.apache.org/jira/browse/YARN-5685) | RM 
configuration allows all failover methods to disabled when automatic failover 
is enabled |  Critical | resourcemanager | Daniel Templeton | Daniel Templeton |
+| [HADOOP-14223](https://issues.apache.org/jira/browse/HADOOP-14223) | Extend 
FileStatus#toString() to include details like Erasure Coding and Encryption |  
Major | fs | Manoj Govindassamy | Manoj Govindassamy |
+| [HADOOP-14247](https://issues.apache.org/jira/browse/HADOOP-14247) | 
FileContextMainOperationsBaseTest should clean up test root path |  Minor | fs, 
test | Mingliang Liu | Mingliang Liu |
+| [MAPREDUCE-6862](https://issues.apache.org/jira/browse/MAPREDUCE-6862) | 
Fragments are not handled correctly by resource limit checking |  Minor | . | 
Chris Trezzo | Chris Trezzo |
+| [MAPREDUCE-6873](https://issues.apache.org/jira/browse/MAPREDUCE-6873) | MR 
Job Submission Fails if MR framework application path not on defaultFS |  Minor 
| mrv2 | Erik Krogen | Erik Krogen |
+| [HADOOP-14256](https://issues.apache.org/jira/browse/HADOOP-14256) | [S3A 
DOC] Correct the format for "Seoul" example |  Minor | documentation, s3 | 
Brahma Reddy Battula | Brahma Reddy Battula |
+| [MAPREDUCE-6850](https://issues.apache.org/jira/browse/MAPREDUCE-6850) | 
Shuffle Handler keep-alive connections are closed from the server side |  Major 
| . | Jonathan Eagles | Jonathan Eagles |
+| [MAPREDUCE-6836](https://issues.apache.org/jira/browse/MAPREDUCE-6836) | 
exception thrown when accessing the job configuration web UI |  Minor | webapps 
| Sangjin Lee | Haibo Chen |
+| [HDFS-11592](https://issues.apache.org/jira/browse/HDFS-11592) | Closing a 
file has a wasteful preconditions in NameNode |  Major | namenode | Eric Badger 
| Eric Badger |
+| [YARN-6354](https://issues.apache.org/jira/browse/YARN-6354) | 
LeveldbRMStateStore can parse invalid keys when recovering reservations |  
Major | resourcemanager | Jason Lowe | Jason Lowe |
+| [YARN-5703](https://issues.apache.org/jira/browse/YARN-5703) | 
ReservationAgents are not correctly configured |  Major | capacity scheduler, 
resourcemanager | Sean Po | Manikandan R |
+| [HADOOP-14268](https://issues.apache.org/jira/browse/HADOOP-14268) | Fix 
markdown itemization in hadoop-aws documents |  Minor | documentation, fs/s3 | 
Akira Ajisaka | Akira Ajisaka |
+| [HADOOP-14271](https://issues.apache.org/jira/browse/HADOOP-14271) | Correct 
spelling of 'occurred' and variants |  Trivial | . | Yeliang Cang | Yeliang 
Cang |
+| [HADOOP-14272](https://issues.apache.org/jira/browse/HADOOP-14272) | Azure: 
WasbRemoteCallHelper should use String equals for comparison. |  Major | 
fs/azure | Santhosh G Nayak | Santhosh G Nayak |
+| [HADOOP-14273](https://issues.apache.org/jira/browse/HADOOP-14273) | Azure: 
NativeAzureFileSystem should respect config for kerberosSupportEnabled flag |  
Major | fs/azure | Santhosh G Nayak | Santhosh G Nayak |
+| [YARN-6436](https://issues.apache.org/jira/browse/YARN-6436) | 
TestSchedulingPolicy#testParseSchedulingPolicy timeout is too low |  Major | 
test | Jason Lowe | Eric Badger |
+| [YARN-6004](https://issues.apache.org/jira/browse/YARN-6004) | Refactor 
TestResourceLocalizationService#testDownloadingResourcesOnContainer so that it 
is less than 150 lines |  Trivial | test | Chris Trezzo | Chris Trezzo |
+| [YARN-6420](https://issues.apache.org/jira/browse/YARN-6420) | RM startup 
failure due to wrong order in nodelabel editlog |  Critical | . | Bibin A 
Chundatt | Bibin A Chundatt |
+| [MAPREDUCE-6824](https://issues.apache.org/jira/browse/MAPREDUCE-6824) | 
TaskAttemptImpl#createCommonContainerLaunchContext is longer than 150 lines |  
Trivial | . | Chris Trezzo | Chris Trezzo |
+| [YARN-6403](https://issues.apache.org/jira/browse/YARN-6403) | Invalid local 
resource request can raise NPE and make NM exit |  Major | nodemanager | Tao 
Yang | Tao Yang |
+| [HDFS-11538](https://issues.apache.org/jira/browse/HDFS-11538) | Move 
ClientProtocol HA proxies into hadoop-hdfs-client |  Blocker | hdfs-client | 
Andrew Wang | Huafeng Wang |
+| [YARN-6437](https://issues.apache.org/jira/browse/YARN-6437) | 
TestSignalContainer#testSignalRequestDeliveryToNM fails intermittently |  Major 
| test | Jason Lowe | Jason Lowe |
+| [YARN-6448](https://issues.apache.org/jira/browse/YARN-6448) | Continuous 
scheduling thread crashes while sorting nodes |  Major | . | Yufei Gu | Yufei 
Gu |
+| [HDFS-11596](https://issues.apache.org/jira/browse/HDFS-11596) | 
hadoop-hdfs-client jar is in the wrong directory in release tarball |  Critical 
| build | Andrew Wang | Yuanbo Liu |
+| [MAPREDUCE-6846](https://issues.apache.org/jira/browse/MAPREDUCE-6846) | 
Fragments specified for libjar paths are not handled correctly |  Minor | . | 
Chris Trezzo | Chris Trezzo |
+| [HDFS-11131](https://issues.apache.org/jira/browse/HDFS-11131) | 
TestThrottledAsyncChecker#testCancellation is flaky |  Major | test | Arpit 
Agarwal | Arpit Agarwal |
+| [HDFS-11362](https://issues.apache.org/jira/browse/HDFS-11362) | 
StorageDirectory should initialize a non-null default StorageDirType |  Minor | 
hdfs | Hanisha Koneru | Hanisha Koneru |
+| [HDFS-11608](https://issues.apache.org/jira/browse/HDFS-11608) | HDFS write 
crashed with block size greater than 2 GB |  Critical | hdfs-client | Xiaobing 
Zhou | Xiaobing Zhou |
+| [MAPREDUCE-6201](https://issues.apache.org/jira/browse/MAPREDUCE-6201) | 
TestNetworkedJob fails on trunk |  Major | . | Robert Kanter | Peter Bacsko |
+| [YARN-6288](https://issues.apache.org/jira/browse/YARN-6288) | Exceptions 
during aggregated log writes are mishandled |  Critical | log-aggregation | 
Akira Ajisaka | Akira Ajisaka |
+| [HADOOP-14287](https://issues.apache.org/jira/browse/HADOOP-14287) | 
Compiling trunk with -DskipShade fails |  Major | build | Arpit Agarwal | Arun 
Suresh |
+| [YARN-6368](https://issues.apache.org/jira/browse/YARN-6368) | 
Decommissioning an NM results in a -1 exit code |  Minor | . | Miklos Szegedi | 
Miklos Szegedi |
+| [HDFS-11633](https://issues.apache.org/jira/browse/HDFS-11633) | FSImage 
failover disables all erasure coding policies |  Critical | erasure-coding, 
namenode | Wei-Chiu Chuang | Wei-Chiu Chuang |
+| [HADOOP-14066](https://issues.apache.org/jira/browse/HADOOP-14066) | 
VersionInfo should be marked as public API |  Critical | common | Thejas M Nair 
| Akira Ajisaka |
+| [YARN-6343](https://issues.apache.org/jira/browse/YARN-6343) | Docker docs 
MR example is broken |  Major | nodemanager | Daniel Templeton | Prashant Jha |
+| [HADOOP-14293](https://issues.apache.org/jira/browse/HADOOP-14293) | 
Initialize FakeTimer with a less trivial value |  Major | test | Andrew Wang | 
Andrew Wang |
+| [HADOOP-13545](https://issues.apache.org/jira/browse/HADOOP-13545) | Upgrade 
HSQLDB to 2.3.4 |  Minor | build | Giovanni Matteo Fumarola | Giovanni Matteo 
Fumarola |
+| [HDFS-11637](https://issues.apache.org/jira/browse/HDFS-11637) | Fix javac 
warning caused by the deprecated key used in 
TestDFSClientRetries#testFailuresArePerOperation |  Minor | . | Yiqun Lin | 
Yiqun Lin |
+| [YARN-6461](https://issues.apache.org/jira/browse/YARN-6461) | 
TestRMAdminCLI has very low test timeouts |  Major | test | Jason Lowe | Eric 
Badger |
+| [YARN-6463](https://issues.apache.org/jira/browse/YARN-6463) | correct 
spelling mistake in FileSystemRMStateStore |  Trivial | . | Yeliang Cang | 
Yeliang Cang |
+| [YARN-6439](https://issues.apache.org/jira/browse/YARN-6439) | Fix 
ReservationSystem creation of default ReservationQueue |  Major | . | Carlo 
Curino | Carlo Curino |
+| [HDFS-11630](https://issues.apache.org/jira/browse/HDFS-11630) | 
TestThrottledAsyncCheckerTimeout fails intermittently in Jenkins builds |  
Major | hdfs | Hanisha Koneru | Hanisha Koneru |
+| [HDFS-11163](https://issues.apache.org/jira/browse/HDFS-11163) | Mover 
should move the file blocks to default storage once policy is unset |  Major | 
balancer & mover | Surendra Singh Lilhore | Surendra Singh Lilhore |
+| [YARN-6421](https://issues.apache.org/jira/browse/YARN-6421) | Upgrade 
frontend-maven-plugin to 1.1 to fix new YARN UI build error in ppc64le |  Major 
| yarn-ui-v2 | Sonia Garudi | Sonia Garudi |
+| [YARN-6450](https://issues.apache.org/jira/browse/YARN-6450) | 
TestContainerManagerWithLCE requires override for each new test added to 
ContainerManagerTest |  Major | test | Jason Lowe | Jason Lowe |
+| [YARN-3760](https://issues.apache.org/jira/browse/YARN-3760) | 
FSDataOutputStream leak in AggregatedLogFormat.LogWriter.close() |  Critical | 
nodemanager | Daryn Sharp | Haibo Chen |
+| [YARN-6216](https://issues.apache.org/jira/browse/YARN-6216) | Unify 
Container Resizing code paths with Container Updates making it scheduler 
agnostic |  Major | capacity scheduler, fairscheduler, resourcemanager | Arun 
Suresh | Arun Suresh |
+| [YARN-5994](https://issues.apache.org/jira/browse/YARN-5994) | 
TestCapacityScheduler.testAMLimitUsage fails intermittently |  Major | . | Eric 
Badger | Eric Badger |
+| [YARN-6433](https://issues.apache.org/jira/browse/YARN-6433) | Only 
accessible cgroup mount directories should be selected for a controller |  
Major | nodemanager | Miklos Szegedi | Miklos Szegedi |
+| [YARN-6480](https://issues.apache.org/jira/browse/YARN-6480) | Timeout is 
too aggressive for TestAMRestart.testPreemptedAMRestartOnRMRestart |  Major | . 
| Eric Badger | Eric Badger |
+| [HADOOP-14311](https://issues.apache.org/jira/browse/HADOOP-14311) | Add 
python2.7-dev to Dockerfile |  Major | . | Allen Wittenauer | Allen Wittenauer |
+| [MAPREDUCE-6875](https://issues.apache.org/jira/browse/MAPREDUCE-6875) | 
Rename mapred-site.xml.template to mapred-site.xml |  Minor | build | Allen 
Wittenauer | Yuanbo Liu |
+| [YARN-6304](https://issues.apache.org/jira/browse/YARN-6304) | Skip 
rm.transitionToActive call to RM if RM is already active. |  Major | 
resourcemanager | Rohith Sharma K S | Rohith Sharma K S |
+| [HDFS-11615](https://issues.apache.org/jira/browse/HDFS-11615) | 
FSNamesystemLock metrics can be inaccurate due to millisecond precision |  
Major | hdfs | Erik Krogen | Erik Krogen |
+| [HADOOP-14318](https://issues.apache.org/jira/browse/HADOOP-14318) | Remove 
non-existent setfattr command option from FileSystemShell.md |  Minor | 
documentation | Doris Gu | Doris Gu |
+| [HADOOP-14315](https://issues.apache.org/jira/browse/HADOOP-14315) | Python 
example in the rack awareness document doesn't work due to bad indentation |  
Minor | documentation | Kengo Seki | Kengo Seki |
+| [HDFS-11665](https://issues.apache.org/jira/browse/HDFS-11665) | 
HttpFSServerWebServer$deprecateEnv may leak secret |  Major | httpfs, security 
| John Zhuge | John Zhuge |
+| [HADOOP-14317](https://issues.apache.org/jira/browse/HADOOP-14317) | 
KMSWebServer$deprecateEnv may leak secret |  Major | kms, security | John Zhuge 
| John Zhuge |
+| [HADOOP-13997](https://issues.apache.org/jira/browse/HADOOP-13997) | Typo in 
metrics docs |  Trivial | documentation | Daniel Templeton | Ana Krasteva |
+| [YARN-6438](https://issues.apache.org/jira/browse/YARN-6438) | Code can be 
improved in ContainersMonitorImpl.java |  Minor | nodemanager | Miklos Szegedi 
| Miklos Szegedi |
+| [YARN-6365](https://issues.apache.org/jira/browse/YARN-6365) | Get static 
SLS html resources from classpath |  Blocker | scheduler-load-simulator | Allen 
Wittenauer | Yufei Gu |
+| [YARN-6202](https://issues.apache.org/jira/browse/YARN-6202) | Configuration 
item Dispatcher.DISPATCHER\_EXIT\_ON\_ERROR\_KEY is disregarded |  Major | 
nodemanager, resourcemanager | Yufei Gu | Yufei Gu |
+| [YARN-6302](https://issues.apache.org/jira/browse/YARN-6302) | Fail the node 
if Linux Container Executor is not configured properly |  Minor | . | Miklos 
Szegedi | Miklos Szegedi |
+| [HDFS-11671](https://issues.apache.org/jira/browse/HDFS-11671) | 
TestReconstructStripedBlocks#test2RecoveryTasksForSameBlockGroup fails |  Major 
| erasure-coding, test | Andrew Wang | Andrew Wang |
+| [HDFS-11660](https://issues.apache.org/jira/browse/HDFS-11660) | 
TestFsDatasetCache#testPageRounder fails intermittently with AssertionError |  
Major | test | Andrew Wang | Andrew Wang |
+| [YARN-6453](https://issues.apache.org/jira/browse/YARN-6453) | 
fairscheduler-statedump.log gets generated regardless of service |  Blocker | 
fairscheduler, scheduler | Allen Wittenauer | Yufei Gu |
+| [YARN-6363](https://issues.apache.org/jira/browse/YARN-6363) | Extending 
SLS: Synthetic Load Generator |  Major | . | Carlo Curino | Carlo Curino |
+| [YARN-6153](https://issues.apache.org/jira/browse/YARN-6153) | keepContainer 
does not work when AM retry window is set |  Major | resourcemanager | kyungwan 
nam | kyungwan nam |
+| [HDFS-11689](https://issues.apache.org/jira/browse/HDFS-11689) | New 
exception thrown by DFSClient#isHDFSEncryptionEnabled broke hacky hive code |  
Major | . | Yongjun Zhang | Yongjun Zhang |
+| [YARN-5889](https://issues.apache.org/jira/browse/YARN-5889) | Improve and 
refactor user-limit calculation in capacity scheduler |  Major | capacity 
scheduler | Sunil G | Sunil G |
+| [HDFS-11529](https://issues.apache.org/jira/browse/HDFS-11529) | Add libHDFS 
API to return last exception |  Critical | libhdfs | Sailesh Mukil | Sailesh 
Mukil |
+| [YARN-6500](https://issues.apache.org/jira/browse/YARN-6500) | Do not mount 
inaccessible cgroups directories in CgroupsLCEResourcesHandler |  Major | 
nodemanager | Miklos Szegedi | Miklos Szegedi |
+| [HDFS-11691](https://issues.apache.org/jira/browse/HDFS-11691) | Add a 
proper scheme to the datanode links in NN web UI |  Major | . | Kihwal Lee | 
Kihwal Lee |
+| [HADOOP-14341](https://issues.apache.org/jira/browse/HADOOP-14341) | Support 
multi-line value for ssl.server.exclude.cipher.list |  Major | . | John Zhuge | 
John Zhuge |
+| [YARN-5617](https://issues.apache.org/jira/browse/YARN-5617) | AMs only 
intended to run one attempt can be run more than once |  Major | 
resourcemanager | Jason Lowe | Jason Lowe |
+| [YARN-6510](https://issues.apache.org/jira/browse/YARN-6510) | Fix profs 
stat file warning caused by process names that includes parenthesis |  Major | 
. | Wilfred Spiegelenburg | Wilfred Spiegelenburg |
+| [HADOOP-14351](https://issues.apache.org/jira/browse/HADOOP-14351) | Azure: 
RemoteWasbAuthorizerImpl and RemoteSASKeyGeneratorImpl should not use Kerberos 
interactive user cache |  Major | fs/azure | Santhosh G Nayak | Santhosh G 
Nayak |
+| [MAPREDUCE-6881](https://issues.apache.org/jira/browse/MAPREDUCE-6881) | Fix 
warnings from Spotbugs in hadoop-mapreduce |  Major | . | Weiwei Yang | Weiwei 
Yang |
+| [HADOOP-14346](https://issues.apache.org/jira/browse/HADOOP-14346) | 
CryptoOutputStream throws IOException on flush() if stream is closed |  Major | 
. | Pierre Lacave | Pierre Lacave |
+| [HDFS-11709](https://issues.apache.org/jira/browse/HDFS-11709) | 
StandbyCheckpointer should handle an non-existing legacyOivImageDir gracefully 
|  Critical | ha, namenode | Zhe Zhang | Erik Krogen |
+| [YARN-6534](https://issues.apache.org/jira/browse/YARN-6534) | 
ResourceManager failed due to TimelineClient try to init SSLFactory even https 
is not enabled |  Blocker | . | Junping Du | Rohith Sharma K S |
+| [HADOOP-14354](https://issues.apache.org/jira/browse/HADOOP-14354) | 
SysInfoWindows is not thread safe |  Major | . | Inigo Goiri | Inigo Goiri |
+| [YARN-5894](https://issues.apache.org/jira/browse/YARN-5894) | fixed license 
warning caused by de.ruedigermoeller:fst:jar:2.24 |  Blocker | yarn | Haibo 
Chen | Haibo Chen |
+| [YARN-6472](https://issues.apache.org/jira/browse/YARN-6472) | Improve Java 
sandbox regex |  Major | . | Miklos Szegedi | Greg Phillips |
+| [HADOOP-14320](https://issues.apache.org/jira/browse/HADOOP-14320) | 
TestIPC.testIpcWithReaderQueuing fails intermittently |  Major | . | Eric 
Badger | Eric Badger |
+| [YARN-6536](https://issues.apache.org/jira/browse/YARN-6536) | 
TestAMRMClient.testAMRMClientWithSaslEncryption fails intermittently |  Major | 
. | Eric Badger | Jason Lowe |
+| [HDFS-11718](https://issues.apache.org/jira/browse/HDFS-11718) | 
DFSStripedOutputStream hsync/hflush should not throw 
UnsupportedOperationException |  Blocker | erasure-coding | Manoj Govindassamy 
| Manoj Govindassamy |
+| [HADOOP-14363](https://issues.apache.org/jira/browse/HADOOP-14363) | 
Inconsistent default block location in FileSystem javadoc |  Trivial | fs | 
Mingliang Liu | Chen Liang |
+| [HADOOP-13901](https://issues.apache.org/jira/browse/HADOOP-13901) | Fix ASF 
License warnings |  Major | build | Akira Ajisaka | Akira Ajisaka |
+| [YARN-6518](https://issues.apache.org/jira/browse/YARN-6518) | Fix warnings 
from Spotbugs in hadoop-yarn-server-timelineservice |  Major | . | Weiwei Yang 
| Weiwei Yang |
+| [YARN-6520](https://issues.apache.org/jira/browse/YARN-6520) | Fix warnings 
from Spotbugs in hadoop-yarn-client |  Major | . | Weiwei Yang | Weiwei Yang |
+| [HDFS-11609](https://issues.apache.org/jira/browse/HDFS-11609) | Some blocks 
can be permanently lost if nodes are decommissioned while dead |  Blocker | 
namenode | Kihwal Lee | Kihwal Lee |
+| [HDFS-11724](https://issues.apache.org/jira/browse/HDFS-11724) | libhdfs 
compilation is broken on OS X |  Blocker | libhdfs | Allen Wittenauer | John 
Zhuge |
+| [HDFS-8498](https://issues.apache.org/jira/browse/HDFS-8498) | Blocks can be 
committed with wrong size |  Critical | hdfs-client | Daryn Sharp | Jing Zhao |
+| [HDFS-11714](https://issues.apache.org/jira/browse/HDFS-11714) | Newly added 
NN storage directory won't get initialized and cause space exhaustion |  
Critical | . | Kihwal Lee | Kihwal Lee |
+| [HADOOP-14366](https://issues.apache.org/jira/browse/HADOOP-14366) | maven 
upgrade broke start-build-env.sh |  Blocker | build | Allen Wittenauer | Akira 
Ajisaka |
+| [HDFS-11593](https://issues.apache.org/jira/browse/HDFS-11593) | Change 
SimpleHttpProxyHandler#exceptionCaught log level from info to debug |  Minor | 
datanode | Xiaoyu Yao | Xiaobing Zhou |
+| [HDFS-11710](https://issues.apache.org/jira/browse/HDFS-11710) | 
hadoop-hdfs-native-client build fails in trunk in Windows after HDFS-11529 |  
Blocker | native | Vinayakumar B | Sailesh Mukil |
+| [HADOOP-14371](https://issues.apache.org/jira/browse/HADOOP-14371) | License 
error in TestLoadBalancingKMSClientProvider.java |  Major | . | hu xiaodong | 
hu xiaodong |
+| [HADOOP-14369](https://issues.apache.org/jira/browse/HADOOP-14369) | 
NetworkTopology calls expensive toString() when logging |  Major | . | Inigo 
Goiri | Inigo Goiri |
+| [HADOOP-14281](https://issues.apache.org/jira/browse/HADOOP-14281) | Fix 
TestKafkaMetrics#testPutMetrics |  Major | metrics | Akira Ajisaka | Alison Yu |
+| [YARN-6519](https://issues.apache.org/jira/browse/YARN-6519) | Fix warnings 
from Spotbugs in hadoop-yarn-server-resourcemanager |  Major | resourcemanager 
| Weiwei Yang | Weiwei Yang |
+| [YARN-6481](https://issues.apache.org/jira/browse/YARN-6481) | Yarn top 
shows negative container number in FS |  Major | yarn | Yufei Gu | Tao Jie |
+| [HADOOP-14306](https://issues.apache.org/jira/browse/HADOOP-14306) | 
TestLocalFileSystem tests have very low timeouts |  Major | . | Eric Badger | 
Eric Badger |
+| [HADOOP-14372](https://issues.apache.org/jira/browse/HADOOP-14372) | 
TestSymlinkLocalFS timeouts are too low |  Major | . | Eric Badger | Eric 
Badger |
+| [HDFS-11739](https://issues.apache.org/jira/browse/HDFS-11739) | Fix 
regression in tests caused by YARN-679 |  Major | test | Steve Loughran | Steve 
Loughran |
+| [HDFS-11643](https://issues.apache.org/jira/browse/HDFS-11643) | Add 
shouldReplicate option to create builder |  Blocker | balancer & mover, 
erasure-coding | Andrew Wang | SammiChen |
+| [HADOOP-14380](https://issues.apache.org/jira/browse/HADOOP-14380) | Make 
the Guava version Hadoop which builds with configurable |  Major | build | 
Steve Loughran | Steve Loughran |
+| [HDFS-11448](https://issues.apache.org/jira/browse/HDFS-11448) | JN log 
segment syncing should support HA upgrade |  Major | hdfs | Hanisha Koneru | 
Hanisha Koneru |
+| [HADOOP-14207](https://issues.apache.org/jira/browse/HADOOP-14207) | 
"dfsadmin -refreshCallQueue" fails with DecayRpcScheduler |  Blocker | 
rpc-server | Surendra Singh Lilhore | Surendra Singh Lilhore |
+| [HADOOP-14298](https://issues.apache.org/jira/browse/HADOOP-14298) | 
TestHadoopArchiveLogsRunner fails |  Major | test | Akira Ajisaka | Akira 
Ajisaka |
+| [HDFS-11702](https://issues.apache.org/jira/browse/HDFS-11702) | Remove 
indefinite caching of key provider uri in DFSClient |  Major | hdfs-client | 
Rushabh S Shah | Rushabh S Shah |
+| [YARN-3839](https://issues.apache.org/jira/browse/YARN-3839) | Quit throwing 
NMNotYetReadyException |  Major | nodemanager | Karthik Kambatla | Manikandan R 
|
+| [HADOOP-14374](https://issues.apache.org

<TRUNCATED>

---------------------------------------------------------------------
To unsubscribe, e-mail: common-commits-unsubscr...@hadoop.apache.org
For additional commands, e-mail: common-commits-h...@hadoop.apache.org

Reply via email to