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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7678) Erasure coding: DFSInputStream with decode functionality
Date Wed, 29 Apr 2015 00:17:06 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7678?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14518415#comment-14518415
] 

Hadoop QA commented on HDFS-7678:
---------------------------------

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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |  14m 30s | Pre-patch HDFS-7285 compilation is healthy.
|
| {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} | whitespace |   0m  0s | The patch has no lines that end in whitespace.
|
| {color:green}+1{color} | javac |   7m 27s | There were no new javac warning messages. |
| {color:green}+1{color} | javadoc |   9m 37s | There were no new javadoc warning messages.
|
| {color:red}-1{color} | release audit |   0m 15s | The applied patch generated 1 release
audit warnings. |
| {color:red}-1{color} | checkstyle |   5m 31s | The applied patch generated  3  additional
checkstyle issues. |
| {color:green}+1{color} | install |   1m 33s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 31s | The patch built with eclipse:eclipse.
|
| {color:red}-1{color} | findbugs |   3m 55s | The patch appears to introduce 9 new Findbugs
(version 2.0.3) warnings. |
| {color:green}+1{color} | native |   3m 13s | Pre-build of native portion |
| {color:red}-1{color} | hdfs tests | 196m 58s | Tests failed in hadoop-hdfs. |
| {color:red}-1{color} | hdfs tests |   0m 20s | Tests failed in hadoop-hdfs-client. |
| | | 243m 54s | |
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|| Reason || Tests ||
| FindBugs | module:hadoop-hdfs-client |
|  |  org.apache.hadoop.hdfs.protocol.LocatedStripedBlock.getBlockIndices() may expose internal
representation by returning LocatedStripedBlock.blockIndices  At LocatedStripedBlock.java:by
returning LocatedStripedBlock.blockIndices  At LocatedStripedBlock.java:[line 57] |
| FindBugs | module:hadoop-hdfs |
|  |  Inconsistent synchronization of org.apache.hadoop.hdfs.DFSOutputStream.streamer; locked
89% of time  Unsynchronized access at DFSOutputStream.java:89% of time  Unsynchronized access
at DFSOutputStream.java:[line 142] |
|  |  Result of integer multiplication cast to long in org.apache.hadoop.hdfs.DFSStripedInputStream.planReadPortions(int,
int, long, int, int)  At DFSStripedInputStream.java:to long in org.apache.hadoop.hdfs.DFSStripedInputStream.planReadPortions(int,
int, long, int, int)  At DFSStripedInputStream.java:[line 101] |
|  |  Dead store to offSuccess in org.apache.hadoop.hdfs.StripedDataStreamer.endBlock()  At
StripedDataStreamer.java:org.apache.hadoop.hdfs.StripedDataStreamer.endBlock()  At StripedDataStreamer.java:[line
104] |
|  |  Result of integer multiplication cast to long in org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoStriped.spaceConsumed()
 At BlockInfoStriped.java:to long in org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoStriped.spaceConsumed()
 At BlockInfoStriped.java:[line 208] |
|  |  Possible null pointer dereference of arr$ in org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoStripedUnderConstruction.initializeBlockRecovery(long)
 Dereferenced at BlockInfoStripedUnderConstruction.java:arr$ in org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoStripedUnderConstruction.initializeBlockRecovery(long)
 Dereferenced at BlockInfoStripedUnderConstruction.java:[line 206] |
|  |  Found reliance on default encoding in org.apache.hadoop.hdfs.server.namenode.ErasureCodingZoneManager.createErasureCodingZone(String,
ECSchema):in org.apache.hadoop.hdfs.server.namenode.ErasureCodingZoneManager.createErasureCodingZone(String,
ECSchema): String.getBytes()  At ErasureCodingZoneManager.java:[line 116] |
|  |  Found reliance on default encoding in org.apache.hadoop.hdfs.server.namenode.ErasureCodingZoneManager.getECZoneInfo(INodesInPath):in
org.apache.hadoop.hdfs.server.namenode.ErasureCodingZoneManager.getECZoneInfo(INodesInPath):
new String(byte[])  At ErasureCodingZoneManager.java:[line 81] |
|  |  Result of integer multiplication cast to long in org.apache.hadoop.hdfs.util.StripedBlockUtil.constructInternalBlock(LocatedStripedBlock,
int, int, int, int)  At StripedBlockUtil.java:to long in org.apache.hadoop.hdfs.util.StripedBlockUtil.constructInternalBlock(LocatedStripedBlock,
int, int, int, int)  At StripedBlockUtil.java:[line 75] |
| Failed unit tests | hadoop.hdfs.server.namenode.TestFileTruncate |
|   | hadoop.hdfs.TestDFSStripedInputStream |
|   | hadoop.hdfs.TestReadStripedFile |
| Timed out tests | org.apache.hadoop.hdfs.server.namenode.TestFSEditLogLoader |
|   | org.apache.hadoop.hdfs.server.namenode.TestAddStripedBlocks |
| Failed build | hadoop-hdfs-client |
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12728903/HDFS-7678-HDFS-7285.002.patch
|
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | HDFS-7285 / cb77ab5 |
| Release Audit | https://builds.apache.org/job/PreCommit-HDFS-Build/10433/artifact/patchprocess/patchReleaseAuditProblems.txt
|
| checkstyle | https://builds.apache.org/job/PreCommit-HDFS-Build/10433/artifact/patchprocess/checkstyle-result-diff.txt
|
| Findbugs warnings | https://builds.apache.org/job/PreCommit-HDFS-Build/10433/artifact/patchprocess/newPatchFindbugsWarningshadoop-hdfs-client.html
|
| Findbugs warnings | https://builds.apache.org/job/PreCommit-HDFS-Build/10433/artifact/patchprocess/newPatchFindbugsWarningshadoop-hdfs.html
|
| hadoop-hdfs test log | https://builds.apache.org/job/PreCommit-HDFS-Build/10433/artifact/patchprocess/testrun_hadoop-hdfs.txt
|
| hadoop-hdfs-client test log | https://builds.apache.org/job/PreCommit-HDFS-Build/10433/artifact/patchprocess/testrun_hadoop-hdfs-client.txt
|
| Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/10433/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/10433/console |


This message was automatically generated.

> Erasure coding: DFSInputStream with decode functionality
> --------------------------------------------------------
>
>                 Key: HDFS-7678
>                 URL: https://issues.apache.org/jira/browse/HDFS-7678
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>    Affects Versions: HDFS-7285
>            Reporter: Li Bo
>            Assignee: Zhe Zhang
>         Attachments: BlockGroupReader.patch, HDFS-7678-HDFS-7285.002.patch, HDFS-7678.000.patch,
HDFS-7678.001.patch
>
>
> A block group reader will read data from BlockGroup no matter in striping layout or contiguous
layout. The corrupt blocks can be known before reading(told by namenode), or just be found
during reading. The block group reader needs to do decoding work when some blocks are found
corrupt.



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