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https://issues.apache.org/jira/browse/HADOOP-12678?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15085718#comment-15085718
]
Hadoop QA commented on HADOOP-12678:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 0s
{color} | {color:blue} Docker mode activated. {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 1 new or modified test
files. {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 7m
39s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 15s
{color} | {color:green} trunk passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 15s
{color} | {color:green} trunk passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m
9s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 21s
{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m
13s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 0m
28s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 12s
{color} | {color:green} trunk passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 14s
{color} | {color:green} trunk passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m
15s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 12s
{color} | {color:green} the patch passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 12s
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 13s
{color} | {color:green} the patch passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 13s
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m
8s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 19s
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m
9s {color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} whitespace {color} | {color:red} 0m 0s
{color} | {color:red} The patch has 4 line(s) that end in whitespace. Use git
apply --whitespace=fix. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 0m
32s {color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red} 1m 0s
{color} | {color:red} hadoop-tools_hadoop-azure-jdk1.8.0_66 with JDK v1.8.0_66
generated 18 new issues (was 26, now 26). {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 12s
{color} | {color:green} the patch passed with JDK v1.8.0_66 {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red} 1m 26s
{color} | {color:red} hadoop-tools_hadoop-azure-jdk1.7.0_91 with JDK v1.7.0_91
generated 1 new issues (was 1, now 1). {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 12s
{color} | {color:green} the patch passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 1m 10s
{color} | {color:green} hadoop-azure in the patch passed with JDK v1.8.0_66.
{color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 1m 14s
{color} | {color:green} hadoop-azure in the patch passed with JDK v1.7.0_91.
{color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m
16s {color} | {color:green} Patch does not generate ASF License warnings.
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 15m 42s {color}
| {color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker | Image:yetus/hadoop:0ca8df7 |
| JIRA Patch URL |
https://issues.apache.org/jira/secure/attachment/12780770/HADOOP-12678.004.patch
|
| JIRA Issue | HADOOP-12678 |
| Optional Tests | asflicense compile javac javadoc mvninstall mvnsite
unit findbugs checkstyle |
| uname | Linux c1e1817106f7 3.13.0-36-lowlatency #63-Ubuntu SMP PREEMPT Wed
Sep 3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh
|
| git revision | trunk / c1462a6 |
| Default Java | 1.7.0_91 |
| Multi-JDK versions | /usr/lib/jvm/java-8-oracle:1.8.0_66
/usr/lib/jvm/java-7-openjdk-amd64:1.7.0_91 |
| findbugs | v3.0.0 |
| whitespace |
https://builds.apache.org/job/PreCommit-HADOOP-Build/8348/artifact/patchprocess/whitespace-eol.txt
|
| javadoc | hadoop-tools_hadoop-azure-jdk1.8.0_66:
https://builds.apache.org/job/PreCommit-HADOOP-Build/8348/artifact/patchprocess/diff-javadoc-javadoc-hadoop-tools_hadoop-azure-jdk1.8.0_66.txt
|
| javadoc | hadoop-tools_hadoop-azure-jdk1.7.0_91:
https://builds.apache.org/job/PreCommit-HADOOP-Build/8348/artifact/patchprocess/diff-javadoc-javadoc-hadoop-tools_hadoop-azure-jdk1.7.0_91.txt
|
| JDK v1.7.0_91 Test Results |
https://builds.apache.org/job/PreCommit-HADOOP-Build/8348/testReport/ |
| modules | C: hadoop-tools/hadoop-azure U: hadoop-tools/hadoop-azure |
| Max memory used | 75MB |
| Powered by | Apache Yetus 0.2.0-SNAPSHOT http://yetus.apache.org |
| Console output |
https://builds.apache.org/job/PreCommit-HADOOP-Build/8348/console |
This message was automatically generated.
> Handle empty rename pending metadata file during atomic rename in redo path
> ---------------------------------------------------------------------------
>
> Key: HADOOP-12678
> URL: https://issues.apache.org/jira/browse/HADOOP-12678
> Project: Hadoop Common
> Issue Type: Bug
> Components: fs/azure
> Reporter: madhumita chakraborty
> Assignee: madhumita chakraborty
> Priority: Critical
> Attachments: HADOOP-12678.001.patch, HADOOP-12678.002.patch,
> HADOOP-12678.003.patch, HADOOP-12678.004.patch
>
>
> Handle empty rename pending metadata file during atomic rename in redo path
> During atomic rename we create metadata file for rename(-renamePending.json).
> We create that in 2 steps
> 1. We create an empty blob corresponding to the .json file in its real
> location
> 2. We create a scratch file to which we write the contents of the rename
> pending which is then copied over into the blob described in 1
> If process crash occurs after step 1 and before step 2 is complete - we will
> be left with a zero size blob corresponding to the pending rename metadata
> file.
> This kind of scenario can happen in the /hbase/.tmp folder because it is
> considered a candidate folder for atomic rename. Now when HMaster starts up
> it executes listStatus on the .tmp folder to clean up pending data. At this
> stage due to the lazy pending rename complete process we look for these json
> files. On seeing an empty file the process simply throws a fatal exception
> assuming something went wrong.
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