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https://issues.apache.org/jira/browse/HBASE-5003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13211213#comment-13211213
]
Hudson commented on HBASE-5003:
-------------------------------
Integrated in HBase-TRUNK-security #116 (See
[https://builds.apache.org/job/HBase-TRUNK-security/116/])
HBASE-5003 If the master is started with a wrong root dir, it gets stuck
and can't be killed (Revision 1290882)
Result = FAILURE
stack :
Files :
* /hbase/trunk/src/main/java/org/apache/hadoop/hbase/HConstants.java
*
/hbase/trunk/src/main/java/org/apache/hadoop/hbase/master/MasterFileSystem.java
* /hbase/trunk/src/main/java/org/apache/hadoop/hbase/util/FSUtils.java
* /hbase/trunk/src/main/resources/hbase-default.xml
> If the master is started with a wrong root dir, it gets stuck and can't be
> killed
> ---------------------------------------------------------------------------------
>
> Key: HBASE-5003
> URL: https://issues.apache.org/jira/browse/HBASE-5003
> Project: HBase
> Issue Type: Bug
> Affects Versions: 0.90.4
> Reporter: Jean-Daniel Cryans
> Assignee: Shaneal Manek
> Priority: Critical
> Labels: noob
> Fix For: 0.94.0, 0.92.1
>
> Attachments: hbase-5003-v2.patch, hbase-5003.patch
>
>
> Reported by a new user on IRC who tried to set hbase.rootdir to
> file:///~/hbase, the master gets stuck and cannot be killed. I tried
> something similar on my machine and it spins while logging:
> {quote}
> 2011-12-09 16:11:17,002 WARN org.apache.hadoop.hbase.util.FSUtils: Unable to
> create version file at file:/bin/hbase, retrying: Mkdirs failed to create
> file:/bin/hbase
> 2011-12-09 16:11:27,002 WARN org.apache.hadoop.hbase.util.FSUtils: Unable to
> create version file at file:/bin/hbase, retrying: Mkdirs failed to create
> file:/bin/hbase
> 2011-12-09 16:11:37,003 WARN org.apache.hadoop.hbase.util.FSUtils: Unable to
> create version file at file:/bin/hbase, retrying: Mkdirs failed to create
> file:/bin/hbase
> {quote}
> The reason it cannot be stopped is that the master's main thread is stuck in
> there and will never be notified:
> {quote}
> "Master:0;su-jdcryans-01.local,51116,1323475535684" prio=5 tid=7f92b7a3c000
> nid=0x1137ba000 waiting on condition [1137b9000]
> java.lang.Thread.State: TIMED_WAITING (sleeping)
> at java.lang.Thread.sleep(Native Method)
> at org.apache.hadoop.hbase.util.FSUtils.setVersion(FSUtils.java:297)
> at org.apache.hadoop.hbase.util.FSUtils.setVersion(FSUtils.java:268)
> at
> org.apache.hadoop.hbase.master.MasterFileSystem.checkRootDir(MasterFileSystem.java:339)
> at
> org.apache.hadoop.hbase.master.MasterFileSystem.createInitialFileSystemLayout(MasterFileSystem.java:128)
> at
> org.apache.hadoop.hbase.master.MasterFileSystem.<init>(MasterFileSystem.java:113)
> at
> org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:435)
> at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:314)
> at
> org.apache.hadoop.hbase.master.HMasterCommandLine$LocalHMaster.run(HMasterCommandLine.java:218)
> at java.lang.Thread.run(Thread.java:680)
> {quote}
> It seems we should do a better handling of the exceptions we get in there,
> and die if we need to. It would make a better user experience.
> Maybe also do a check on hbase.rootdir before even starting the master.
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