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https://issues.apache.org/jira/browse/HDFS-15025?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mingliang Liu updated HDFS-15025:
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    Comment: was deleted

(was: | (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  1m 
21s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} dupname {color} | {color:green}  0m  
0s{color} | {color:green} No case conflicting files found. {color} |
| {color:blue}0{color} | {color:blue} prototool {color} | {color:blue}  0m  
0s{color} | {color:blue} prototool was not available. {color} |
| {color:blue}0{color} | {color:blue} markdownlint {color} | {color:blue}  0m  
1s{color} | {color:blue} markdownlint was not available. {color} |
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
| {color:green}+1{color} | {color:green} test4tests {color} | {color:green}  0m 
 0s{color} | {color:green} The patch appears to include 16 new or modified test 
files. {color} |
|| || || || {color:brown} trunk Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  1m  
4s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 22m 
 3s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 17m 
51s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  3m 
17s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  4m  
0s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 
23m 49s{color} | {color:green} branch has no errors when building and testing 
our client artifacts. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  2m 
37s{color} | {color:green} trunk passed {color} |
| {color:blue}0{color} | {color:blue} spotbugs {color} | {color:blue}  3m 
26s{color} | {color:blue} Used deprecated FindBugs config; considering 
switching to SpotBugs. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  8m 
23s{color} | {color:green} trunk passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
25s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  2m 
53s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 18m  
8s{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} cc {color} | {color:red} 18m  8s{color} | 
{color:red} root generated 24 new + 138 unchanged - 24 fixed = 162 total (was 
162) {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 18m  
8s{color} | {color:green} the patch passed {color} |
| {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange}  
2m 59s{color} | {color:orange} root: The patch generated 3 new + 725 unchanged 
- 4 fixed = 728 total (was 729) {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  4m  
8s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} xml {color} | {color:green}  0m  
2s{color} | {color:green} The patch has no ill-formed XML file. {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 
15m 28s{color} | {color:green} patch has no errors when building and testing 
our client artifacts. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  2m 
24s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  9m 
20s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 10m 49s{color} 
| {color:red} hadoop-common in the patch passed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  4m 
20s{color} | {color:green} hadoop-hdfs-client in the patch passed. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red}131m 49s{color} 
| {color:red} hadoop-hdfs in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  1m 
14s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black}283m 50s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| Failed junit tests | hadoop.security.TestFixKerberosTicketOrder |
|   | hadoop.hdfs.server.blockmanagement.TestCorruptionWithFailover |
|   | hadoop.hdfs.server.datanode.TestDataNodeUUID |
|   | hadoop.hdfs.server.datanode.TestBPOfferService |
|   | hadoop.hdfs.server.namenode.ha.TestBootstrapStandby |
|   | hadoop.hdfs.server.namenode.TestNameNodeRetryCacheMetrics |
|   | hadoop.hdfs.TestReadStripedFileWithMissingBlocks |
|   | hadoop.fs.contract.hdfs.TestHDFSContractMultipartUploader |
|   | hadoop.hdfs.TestEncryptionZones |
|   | hadoop.hdfs.server.namenode.ha.TestDFSUpgradeWithHA |
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|| Subsystem || Report/Notes ||
| Docker | ClientAPI=1.40 ServerAPI=1.40 base: 
https://builds.apache.org/job/PreCommit-HDFS-Build/29507/artifact/out/Dockerfile
 |
| JIRA Issue | HDFS-15025 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/13007666/HDFS-15025.006.patch |
| Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite 
unit shadedclient findbugs checkstyle cc prototool xml markdownlint |
| uname | Linux af55e05ac20e 4.15.0-101-generic #102-Ubuntu SMP Mon May 11 
10:07:26 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | personality/hadoop.sh |
| git revision | trunk / 317fe4584a5 |
| Default Java | Private Build-1.8.0_252-8u252-b09-1~18.04-b09 |
| cc | 
https://builds.apache.org/job/PreCommit-HDFS-Build/29507/artifact/out/diff-compile-cc-root.txt
 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HDFS-Build/29507/artifact/out/diff-checkstyle-root.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HDFS-Build/29507/artifact/out/patch-unit-hadoop-common-project_hadoop-common.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HDFS-Build/29507/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/29507/testReport/ |
| Max. process+thread count | 2859 (vs. ulimit of 5500) |
| modules | C: hadoop-common-project/hadoop-common 
hadoop-hdfs-project/hadoop-hdfs-client hadoop-hdfs-project/hadoop-hdfs U: . |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/29507/console |
| versions | git=2.17.1 maven=3.6.0 findbugs=3.1.0-RC1 |
| Powered by | Apache Yetus 0.12.0 https://yetus.apache.org |


This message was automatically generated.

)

> Applying NVDIMM storage media to HDFS
> -------------------------------------
>
>                 Key: HDFS-15025
>                 URL: https://issues.apache.org/jira/browse/HDFS-15025
>             Project: Hadoop HDFS
>          Issue Type: New Feature
>          Components: datanode, hdfs
>            Reporter: YaYun Wang
>            Assignee: YaYun Wang
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 3.4.0
>
>         Attachments: Applying NVDIMM to HDFS.pdf, HDFS-15025.001.patch, 
> HDFS-15025.002.patch, HDFS-15025.003.patch, HDFS-15025.004.patch, 
> HDFS-15025.005.patch, HDFS-15025.006.patch, NVDIMM_patch(WIP).patch
>
>          Time Spent: 12h 10m
>  Remaining Estimate: 0h
>
> The non-volatile memory NVDIMM is faster than SSD, it can be used 
> simultaneously with RAM, DISK, SSD. The data of HDFS stored directly on 
> NVDIMM can not only improves the response rate of HDFS, but also ensure the 
> reliability of the data.



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