[
https://issues.apache.org/jira/browse/HBASE-5008?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
stack resolved HBASE-5008.
--------------------------
Resolution: Fixed
Fix Version/s: 0.92.0
Assignee: gaojinchao
Hadoop Flags: Reviewed
Thanks for the patch Jinchao. Applied trunk and two branches.
> The clusters can't provide services because Region can't flush.
> ----------------------------------------------------------------
>
> Key: HBASE-5008
> URL: https://issues.apache.org/jira/browse/HBASE-5008
> Project: HBase
> Issue Type: Bug
> Components: regionserver
> Reporter: gaojinchao
> Assignee: gaojinchao
> Priority: Blocker
> Fix For: 0.92.0, 0.90.6
>
> Attachments: HBASE-5008_Branch90.patch
>
>
> Hbase version 0.90.4 + patches
> My analysis is as follows:
> //Started splitting region b24d8ccb852ff742f2a27d01b7f5853e and closed region.
> 2011-12-10 17:32:48,653 INFO
> org.apache.hadoop.hbase.regionserver.SplitTransaction: Starting split of
> region Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.
> 2011-12-10 17:32:49,759 DEBUG org.apache.hadoop.hbase.regionserver.HRegion:
> Closing
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> disabling compactions & flushes
> 2011-12-10 17:32:49,759 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Running close preflush of
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.
> //Processed a flush request and skipped , But flushRequested had set to true
> 2011-12-10 17:33:06,963 DEBUG org.apache.hadoop.hbase.regionserver.HRegion:
> Started memstore flush for
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.,
> current region memstore size 12.6m
> 2011-12-10 17:33:17,277 DEBUG org.apache.hadoop.hbase.regionserver.HRegion:
> Skipping flush on
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e. because
> closing
> //split region b24d8ccb852ff742f2a27d01b7f5853 failed and rolled back,
> flushRequested flag was true, So all handle was blocked
> 2011-12-10 17:34:01,293 INFO
> org.apache.hadoop.hbase.regionserver.SplitTransaction: Cleaned up old failed
> split transaction detritus:
> hdfs://193.195.18.121:9000/hbase/Htable_UFDR_004/b24d8ccb852ff742f2a27d01b7f5853e/splits
> 2011-12-10 17:34:01,294 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Onlined
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.; next
> sequenceid=15494173
> 2011-12-10 17:34:01,295 INFO
> org.apache.hadoop.hbase.regionserver.CompactSplitThread: Successful rollback
> of failed split of
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.
> 2011-12-10 17:43:10,147 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 19 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> // All handles had been blocked. The clusters could not provide services
> 2011-12-10 17:34:01,295 INFO
> org.apache.hadoop.hbase.regionserver.CompactSplitThread: Successful rollback
> of failed split of
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.
> 2011-12-10 17:43:10,147 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 19 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> 2011-12-10 17:43:10,192 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 34 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> 2011-12-10 17:43:10,193 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 51 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> 2011-12-10 17:43:10,196 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 85 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> 2011-12-10 17:43:10,199 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 88 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> 2011-12-10 17:43:10,202 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 44 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> 2011-12-10 17:43:11,663 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 2 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> 2011-12-10 17:43:11,665 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 10 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> 2011-12-10 17:43:11,670 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 75 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> 2011-12-10 17:43:11,671 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 98 on 20020' on region
> Htable_UFDR_004,09781,1323508582833.b24d8ccb852ff742f2a27d01b7f5853e.:
> memstore size 384.0m is >= than blocking 384.0m size
> 2011-12-10 17:43:11,680 INFO org.apache.hadoop.hbase.regionserver.HRegion:
> Blocking updates for 'IPC Server handler 11 on 20020' on region
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators:
https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa
For more information on JIRA, see: http://www.atlassian.com/software/jira
