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https://issues.apache.org/jira/browse/HDFS-10245?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15224037#comment-15224037
]
Brahma Reddy Battula commented on HDFS-10245:
---------------------------------------------
Hi [~aw]
*Seems to be, findbug report shows
{{branch-findbugs-hadoop-hdfs-project_hadoop-hdfs-warnings.html}}
{color:blue}instead of{color}
{{patch-findbugs-hadoop-hdfs-project_hadoop-hdfs-warnings.html}}*
*After Patch shows "0" warnings. which is not considered for QA*
{noformat}
============================================================================
============================================================================
Patch findbugs detection
============================================================================
============================================================================
cd /testptch/hadoop/hadoop-hdfs-project/hadoop-hdfs
mvn -Dmaven.repo.local=/home/jenkins/yetus-m2/hadoop-branch-2.7-0 -Ptest-patch
-DskipTests test-compile findbugs:findbugs -DskipTests=true >
/testptch/hadoop/patchprocess/patch-findbugs-hadoop-hdfs-project_hadoop-hdfs.txt
2>&1
Elapsed: 3m 1s
Starting with
/testptch/hadoop/patchprocess/branch-findbugs-hadoop-hdfs-project_hadoop-hdfs-warnings.xml
Merging
/testptch/hadoop/patchprocess/patch-findbugs-hadoop-hdfs-project_hadoop-hdfs-warnings.xml
Writing
/testptch/hadoop/patchprocess/combined-findbugs-hadoop-hdfs-project_hadoop-hdfs.xml
hadoop-hdfs-project/hadoop-hdfs generated 0 new + 0 unchanged - 1 fixed = 0
total (was 1)
{noformat}
*Pre-patch shows "1" warning, same reported in QA.*
{noformat}
============================================================================
============================================================================
Pre-patch findbugs detection
============================================================================
============================================================================
cd /testptch/hadoop/hadoop-hdfs-project/hadoop-hdfs
mvn -Dmaven.repo.local=/home/jenkins/yetus-m2/hadoop-branch-2.7-0 -Ptest-patch
-DskipTests test-compile findbugs:findbugs -DskipTests=true >
/testptch/hadoop/patchprocess/branch-findbugs-hadoop-hdfs-project_hadoop-hdfs.txt
2>&1
Elapsed: 2m 50s
hadoop-hdfs-project/hadoop-hdfs in branch-2.7 has 1 extant Findbugs warnings.
{noformat}
> Fix the findbug warnings in branch-2.7
> --------------------------------------
>
> Key: HDFS-10245
> URL: https://issues.apache.org/jira/browse/HDFS-10245
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 2.7.2
> Reporter: Brahma Reddy Battula
> Assignee: Brahma Reddy Battula
> Attachments: HDFS-10245-branch-2.7.patch
>
>
> *Link*
> https://builds.apache.org/job/PreCommit-HDFS-Build/15036/artifact/patchprocess/branch-findbugs-hadoop-hdfs-project_hadoop-hdfs-warnings.html
> Following seen in HDFS-9917 jenkins run.
> {noformat}
> Code Warning
> IS Inconsistent synchronization of
> org.apache.hadoop.hdfs.DFSOutputStream.streamer; locked 85% of time
> Bug type IS2_INCONSISTENT_SYNC (click for details)
> In class org.apache.hadoop.hdfs.DFSOutputStream
> Field org.apache.hadoop.hdfs.DFSOutputStream.streamer
> Synchronized 85% of the time
> Unsynchronized access at DFSOutputStream.java:[line 2372]
> Unsynchronized access at DFSOutputStream.java:[line 2390]
> Unsynchronized access at DFSOutputStream.java:[line 1722]
> Synchronized access at DFSOutputStream.java:[line 2178]
> Synchronized access at DFSOutputStream.java:[line 2100]
> Synchronized access at DFSOutputStream.java:[line 2103]
> Synchronized access at DFSOutputStream.java:[line 2264]
> Synchronized access at DFSOutputStream.java:[line 1555]
> Synchronized access at DFSOutputStream.java:[line 1558]
> Synchronized access at DFSOutputStream.java:[line 2166]
> Synchronized access at DFSOutputStream.java:[line 2208]
> Synchronized access at DFSOutputStream.java:[line 2216]
> Synchronized access at DFSOutputStream.java:[line 2209]
> Synchronized access at DFSOutputStream.java:[line 2216]
> Synchronized access at DFSOutputStream.java:[line 2037]
> Synchronized access at DFSOutputStream.java:[line 2037]
> Synchronized access at DFSOutputStream.java:[line 2038]
> Synchronized access at DFSOutputStream.java:[line 2062]
> Synchronized access at DFSOutputStream.java:[line 2063]
> Synchronized access at DFSOutputStream.java:[line 2355]
> {noformat}
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