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https://issues.apache.org/jira/browse/HBASE-10933?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14030685#comment-14030685
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Hadoop QA commented on HBASE-10933:
-----------------------------------
{color:green}+1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12650294/HBASE-10933-trunk-v2.patch
against trunk revision .
ATTACHMENT ID: 12650294
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+1 tests included{color}. The patch appears to include 3 new
or modified tests.
{color:green}+1 javac{color}. The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 javadoc{color}. The javadoc tool did not generate any
warning messages.
{color:green}+1 findbugs{color}. The patch does not introduce any new
Findbugs (version 1.3.9) warnings.
{color:green}+1 release audit{color}. The applied patch does not increase
the total number of release audit warnings.
{color:green}+1 lineLengths{color}. The patch does not introduce lines
longer than 100
{color:green}+1 site{color}. The mvn site goal succeeds with this patch.
{color:green}+1 core tests{color}. The patch passed unit tests in .
Test results:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//testReport/
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-protocol.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-thrift.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-client.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-hadoop2-compat.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-examples.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-prefix-tree.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-common.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-server.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-hadoop-compat.html
Console output:
https://builds.apache.org/job/PreCommit-HBASE-Build/9767//console
This message is automatically generated.
> hbck -fixHdfsOrphans is not working properly it throws null pointer exception
> -----------------------------------------------------------------------------
>
> Key: HBASE-10933
> URL: https://issues.apache.org/jira/browse/HBASE-10933
> Project: HBase
> Issue Type: Bug
> Components: hbck
> Affects Versions: 0.94.16, 0.98.2
> Reporter: Deepak Sharma
> Assignee: Kashif J S
> Priority: Critical
> Fix For: 0.99.0, 0.94.21
>
> Attachments: HBASE-10933-0.94-v1.patch, HBASE-10933-0.94-v2.patch,
> HBASE-10933-trunk-v1.patch, HBASE-10933-trunk-v2.patch, TestResults-0.94.txt,
> TestResults-trunk.txt
>
>
> if we regioninfo file is not existing in hbase region then if we run hbck
> repair or hbck -fixHdfsOrphans
> then it is not able to resolve this problem it throws null pointer exception
> {code}
> 2014-04-08 20:11:49,750 INFO [main] util.HBaseFsck
> (HBaseFsck.java:adoptHdfsOrphans(470)) - Attempting to handle orphan hdfs
> dir:
> hdfs://10.18.40.28:54310/hbase/TestHdfsOrphans1/5a3de9ca65e587cb05c9384a3981c950
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.util.HBaseFsck$TableInfo.access$000(HBaseFsck.java:1939)
> at
> org.apache.hadoop.hbase.util.HBaseFsck.adoptHdfsOrphan(HBaseFsck.java:497)
> at
> org.apache.hadoop.hbase.util.HBaseFsck.adoptHdfsOrphans(HBaseFsck.java:471)
> at
> org.apache.hadoop.hbase.util.HBaseFsck.restoreHdfsIntegrity(HBaseFsck.java:591)
> at
> org.apache.hadoop.hbase.util.HBaseFsck.offlineHdfsIntegrityRepair(HBaseFsck.java:369)
> at org.apache.hadoop.hbase.util.HBaseFsck.onlineHbck(HBaseFsck.java:447)
> at org.apache.hadoop.hbase.util.HBaseFsck.exec(HBaseFsck.java:3769)
> at org.apache.hadoop.hbase.util.HBaseFsck.run(HBaseFsck.java:3587)
> at
> com.huawei.isap.test.smartump.hadoop.hbase.HbaseHbckRepair.repairToFixHdfsOrphans(HbaseHbckRepair.java:244)
> at
> com.huawei.isap.test.smartump.hadoop.hbase.HbaseHbckRepair.setUp(HbaseHbckRepair.java:84)
> at junit.framework.TestCase.runBare(TestCase.java:132)
> at junit.framework.TestResult$1.protect(TestResult.java:110)
> at junit.framework.TestResult.runProtected(TestResult.java:128)
> at junit.framework.TestResult.run(TestResult.java:113)
> at junit.framework.TestCase.run(TestCase.java:124)
> at junit.framework.TestSuite.runTest(TestSuite.java:243)
> at junit.framework.TestSuite.run(TestSuite.java:238)
> at
> org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:83)
> at
> org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)
> at
> org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
> {code}
> problem i got it is because since in HbaseFsck class
> {code}
> private void adoptHdfsOrphan(HbckInfo hi)
> {code}
> we are intializing tableinfo using SortedMap<String, TableInfo> tablesInfo
> object
> {code}
> TableInfo tableInfo = tablesInfo.get(tableName);
> {code}
> but in private SortedMap<String, TableInfo> loadHdfsRegionInfos()
> {code}
> for (HbckInfo hbi: hbckInfos) {
> if (hbi.getHdfsHRI() == null) {
> // was an orphan
> continue;
> }
> {code}
> we have check if a region is orphan then that table will can not be added in
> SortedMap<String, TableInfo> tablesInfo
> so later while using this we get null pointer exception
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