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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8399) Erasure Coding: BlockManager is unnecessarily computing recovery work for the deleted blocks
Date Mon, 01 Jun 2015 18:36:18 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8399?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14567747#comment-14567747
] 

Hadoop QA commented on HDFS-8399:
---------------------------------

\\
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| (x) *{color:red}-1 overall{color}* |
\\
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|| Vote || Subsystem || Runtime || Comment ||
| {color:red}-1{color} | pre-patch |   5m 30s | Findbugs (version ) appears to be broken on
HDFS-7285. |
| {color:green}+1{color} | @author |   0m  0s | The patch does not contain any @author tags.
|
| {color:green}+1{color} | tests included |   0m  0s | The patch appears to include 1 new
or modified test files. |
| {color:green}+1{color} | javac |   7m 24s | There were no new javac warning messages. |
| {color:red}-1{color} | release audit |   0m 13s | The applied patch generated 1 release
audit warnings. |
| {color:green}+1{color} | checkstyle |   0m 36s | There were no new checkstyle issues. |
| {color:green}+1{color} | whitespace |   0m  0s | The patch has no lines that end in whitespace.
|
| {color:green}+1{color} | install |   1m 36s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 32s | The patch built with eclipse:eclipse.
|
| {color:red}-1{color} | findbugs |   3m 21s | The patch appears to introduce 1 new Findbugs
(version 3.0.0) warnings. |
| {color:green}+1{color} | native |   1m 30s | Pre-build of native portion |
| {color:red}-1{color} | hdfs tests | 173m 57s | Tests failed in hadoop-hdfs. |
| | | 194m 47s | |
\\
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|| Reason || Tests ||
| FindBugs | module:hadoop-hdfs |
| Failed unit tests | hadoop.hdfs.TestEncryptedTransfer |
|   | hadoop.hdfs.server.namenode.TestFileTruncate |
|   | hadoop.hdfs.TestRecoverStripedFile |
|   | hadoop.hdfs.TestDFSStripedInputStream |
|   | hadoop.hdfs.server.namenode.TestAuditLogs |
|   | hadoop.hdfs.server.blockmanagement.TestBlockInfo |
|   | hadoop.hdfs.server.blockmanagement.TestBlockTokenWithDFS |
\\
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12736577/HDFS-8399-HDFS-7285-01.patch
|
| Optional Tests | javac unit findbugs checkstyle |
| git revision | HDFS-7285 / 1299357 |
| Release Audit | https://builds.apache.org/job/PreCommit-HDFS-Build/11189/artifact/patchprocess/patchReleaseAuditProblems.txt
|
| Findbugs warnings | https://builds.apache.org/job/PreCommit-HDFS-Build/11189/artifact/patchprocess/newPatchFindbugsWarningshadoop-hdfs.html
|
| hadoop-hdfs test log | https://builds.apache.org/job/PreCommit-HDFS-Build/11189/artifact/patchprocess/testrun_hadoop-hdfs.txt
|
| Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/11189/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf906.gq1.ygridcore.net 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 |
| Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/11189/console |


This message was automatically generated.

> Erasure Coding: BlockManager is unnecessarily computing recovery work for the deleted
blocks
> --------------------------------------------------------------------------------------------
>
>                 Key: HDFS-8399
>                 URL: https://issues.apache.org/jira/browse/HDFS-8399
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Rakesh R
>            Assignee: Rakesh R
>              Labels: Test
>         Attachments: HDFS-8399-HDFS-7285-00.patch, HDFS-8399-HDFS-7285-01.patch
>
>
> Following exception occurred in the {{ReplicationMonitor}}. As per the initial analysis,
I could see the exception is coming for the blocks of the deleted file.
> {code}
> 2015-05-14 14:14:40,485 FATAL util.ExitUtil (ExitUtil.java:terminate(127)) - Terminate
called
> org.apache.hadoop.util.ExitUtil$ExitException: java.lang.AssertionError: Absolute path
required
> 	at org.apache.hadoop.hdfs.server.namenode.INode.getPathNames(INode.java:744)
> 	at org.apache.hadoop.hdfs.server.namenode.INode.getPathComponents(INode.java:723)
> 	at org.apache.hadoop.hdfs.server.namenode.FSDirectory.getINodesInPath(FSDirectory.java:1655)
> 	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getECSchemaForPath(FSNamesystem.java:8435)
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeRecoveryWorkForBlocks(BlockManager.java:1572)
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeBlockRecoveryWork(BlockManager.java:1402)
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeDatanodeWork(BlockManager.java:3894)
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3846)
> 	at java.lang.Thread.run(Thread.java:722)
> 	at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:126)
> 	at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:170)
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3865)
> 	at java.lang.Thread.run(Thread.java:722)
> Exception in thread "org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor@1255079"
org.apache.hadoop.util.ExitUtil$ExitException: java.lang.AssertionError: Absolute path required
> 	at org.apache.hadoop.hdfs.server.namenode.INode.getPathNames(INode.java:744)
> 	at org.apache.hadoop.hdfs.server.namenode.INode.getPathComponents(INode.java:723)
> 	at org.apache.hadoop.hdfs.server.namenode.FSDirectory.getINodesInPath(FSDirectory.java:1655)
> 	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getECSchemaForPath(FSNamesystem.java:8435)
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeRecoveryWorkForBlocks(BlockManager.java:1572)
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeBlockRecoveryWork(BlockManager.java:1402)
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeDatanodeWork(BlockManager.java:3894)
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3846)
> 	at java.lang.Thread.run(Thread.java:722)
> 	at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:126)
> 	at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:170)
> 	at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3865)
> 	at java.lang.Thread.run(Thread.java:722)
> {code}



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