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Posted to issues@hbase.apache.org by "Aleksandr Shulman (JIRA)" <ji...@apache.org> on 2013/10/17 01:45:42 UTC
[jira] [Commented] (HBASE-9786) [hbck]: hbck -metaonly incorrectly
reports inconsistent regions after HBASE-9698 fix
[ https://issues.apache.org/jira/browse/HBASE-9786?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13797440#comment-13797440 ]
Aleksandr Shulman commented on HBASE-9786:
------------------------------------------
Tested the fix -- looks good.
> [hbck]: hbck -metaonly incorrectly reports inconsistent regions after HBASE-9698 fix
> ------------------------------------------------------------------------------------
>
> Key: HBASE-9786
> URL: https://issues.apache.org/jira/browse/HBASE-9786
> Project: HBase
> Issue Type: Bug
> Components: hbck
> Affects Versions: 0.98.0, 0.96.0
> Reporter: Aleksandr Shulman
> Assignee: Matteo Bertozzi
> Fix For: 0.98.0, 0.96.0
>
> Attachments: HBASE-9786-v0.patch
>
>
> In my testing, I found that this call began to fail:
> {code}sudo -u hbase hbase hbck -metaonly
> {code}
> The checking after which it began to fail is: after this checkin: https://github.com/apache/hbase/commit/818749ff9f261aac4206054d331189e92290b408
> The full output is below. The issue seems the patch does not include -metaOnly
> Testing done:
> I build 0.96 up to commit a6f208d91efff207860b049eb8466a069f0c71a9 and the test passes.
> The output:
> {code}
> $ hbase org.apache.hadoop.hbase.PerformanceEvaluation --rows=10000 sequentialWrite 1
> $ hbase hbck -metaonly
> ...
> 2013-10-16 23:52:24,075 DEBUG [main] util.HBaseFsck: There are 1 region info entries
> ERROR: There is a hole in the region chain between and . You need to create a new .regioninfo and region dir in hdfs to plug the hole.
> ERROR: Found inconsistency in table TestTable
> ERROR: There is a hole in the region chain between and . You need to create a new .regioninfo and region dir in hdfs to plug the hole.
> ERROR: Found inconsistency in table hbase:namespace
> 2013-10-16 23:52:24,182 INFO [main] zookeeper.ZooKeeper: Initiating client connection, connectString=localhost:2181 sessionTimeout=90000 watcher=hbase Fsck
> 2013-10-16 23:52:24,183 INFO [main] zookeeper.RecoverableZooKeeper: Process identifier=hbase Fsck connecting to ZooKeeper ensemble=localhost:2181
> 2013-10-16 23:52:24,183 INFO [main-SendThread(localhost:2181)] zookeeper.ClientCnxn: Opening socket connection to server localhost/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
> 2013-10-16 23:52:24,184 INFO [main-SendThread(localhost:2181)] zookeeper.ClientCnxn: Socket connection established to localhost/127.0.0.1:2181, initiating session
> 2013-10-16 23:52:24,188 INFO [main-SendThread(localhost:2181)] zookeeper.ClientCnxn: Session establishment complete on server localhost/127.0.0.1:2181, sessionid = 0x141c377e423000d, negotiated timeout = 40000
> Summary:
> TestTable is okay.
> Number of regions: 0
> Deployed on:
> hbase:meta is okay.
> Number of regions: 1
> Deployed on: localhost,49217,1381963918103
> hbase:namespace is okay.
> Number of regions: 0
> Deployed on:
> 2 inconsistencies detected.
> Status: INCONSISTENT
> {code}
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