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Posted to issues@hbase.apache.org by "ramkrishna.s.vasudevan (JIRA)" <ji...@apache.org> on 2011/07/28 08:13:11 UTC
[jira] [Updated] (HBASE-4138) If zookeeper.znode.parent is not
specifed explicitly in Client code then HTable object loops continuously
waiting for the root region by using /hbase as the base node.
[ https://issues.apache.org/jira/browse/HBASE-4138?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ramkrishna.s.vasudevan updated HBASE-4138:
------------------------------------------
Attachment: HBASE-4138_trunk_1.patch
> If zookeeper.znode.parent is not specifed explicitly in Client code then HTable object loops continuously waiting for the root region by using /hbase as the base node.
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: HBASE-4138
> URL: https://issues.apache.org/jira/browse/HBASE-4138
> Project: HBase
> Issue Type: Bug
> Components: client
> Affects Versions: 0.90.3
> Reporter: ramkrishna.s.vasudevan
> Assignee: ramkrishna.s.vasudevan
> Fix For: 0.90.4
>
> Attachments: HBASE-4138_trunk_1.patch
>
>
> Change the zookeeper.znode.parent property (default is /hbase).
> Now do not specify this change in the client code.
> Use the HTable Object.
> The HTable is not able to find the root region and keeps continuously looping.
> Find the stack trace:
> ====================
> Object.wait(long) line: not available [native method]
> RootRegionTracker(ZooKeeperNodeTracker).blockUntilAvailable(long) line: 122
> RootRegionTracker.waitRootRegionLocation(long) line: 73
> HConnectionManager$HConnectionImplementation.locateRegion(byte[],
> byte[], boolean) line: 578
> HConnectionManager$HConnectionImplementation.locateRegion(byte[],
> byte[]) line: 558
> HConnectionManager$HConnectionImplementation.locateRegionInMeta(byte[],
> byte[], byte[], boolean, Object) line: 687
> HConnectionManager$HConnectionImplementation.locateRegion(byte[],
> byte[], boolean) line: 589
> HConnectionManager$HConnectionImplementation.locateRegion(byte[],
> byte[]) line: 558
> HConnectionManager$HConnectionImplementation.locateRegionInMeta(byte[],
> byte[], byte[], boolean, Object) line: 687
> HConnectionManager$HConnectionImplementation.locateRegion(byte[],
> byte[], boolean) line: 593
> HConnectionManager$HConnectionImplementation.locateRegion(byte[],
> byte[]) line: 558
> HTable.<init>(Configuration, byte[]) line: 171
> HTable.<init>(Configuration, String) line: 145
> HBaseTest.test() line: 45
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