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https://issues.apache.org/jira/browse/HBASE-4789?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
stack updated HBASE-4789:
-------------------------
Resolution: Fixed
Assignee: stack
Status: Resolved (was: Patch Available)
Committed branch and trunk. Can open new issue if the logging in here turns up
more info on why this condition.
> On split, parent region is sticking around in oldest sequenceid to region map
> though not online; we don't cleanup WALs.
> -----------------------------------------------------------------------------------------------------------------------
>
> Key: HBASE-4789
> URL: https://issues.apache.org/jira/browse/HBASE-4789
> Project: HBase
> Issue Type: Bug
> Reporter: stack
> Assignee: stack
> Priority: Critical
> Fix For: 0.92.0
>
> Attachments: 4789-v2.txt, 4789-v3.txt, 4789-v4.txt, 4789.txt
>
>
> Here is log for a particular region:
> {code}
> 2011-11-15 05:46:31,382 INFO
> org.apache.hadoop.hbase.regionserver.SplitTransaction: Still waiting on the
> master to process the split for 8bbd7388262dc8cb1ce2cf4f04a7281d
> 2011-11-15 05:46:31,483 DEBUG org.apache.hadoop.hbase.zookeeper.ZKAssign:
> regionserver:7003-0x1337b0b92cd000a-0x1337b0b92cd000a Attempting to
> transition node 8bbd7388262dc8cb1ce2cf4f04a7281d from RS_ZK_REGION_SPLIT to
> RS_ZK_REG
> ION_SPLIT
> 2011-11-15 05:46:31,484 INFO
> org.apache.hadoop.hbase.regionserver.SplitRequest: Region split, META
> updated, and report to master.
> Parent=TestTable,0862220095,1321335865649.8bbd7388262dc8cb1ce2cf4f04a7281d.,
> new regions: TestTab
> le,0862220095,1321335989689.f00c683df3182d8ef33e315f77ca539c.,
> TestTable,0892568091,1321335989689.a56ca1eff5b4401432fcba04b4e851f8.. Split
> took 1sec
> 2011-11-15 05:46:37,705 DEBUG org.apache.hadoop.hbase.regionserver.Store:
> Compacting
> hdfs://sv4r11s38:7000/hbase/TestTable/a56ca1eff5b4401432fcba04b4e851f8/info/9ce16d8fa94e4938964c04775a6fa1a7.8bbd7388262dc8cb1ce2cf4f04a7281d-
> hdfs://sv4r11s38:7000/hbase/TestTable/8bbd7388262dc8cb1ce2cf4f04a7281d/info/9ce16d8fa94e4938964c04775a6fa1a7-top,
> keycount=717559, bloomtype=NONE, size=711.1m
> 2011-11-15 05:46:37,705 DEBUG org.apache.hadoop.hbase.regionserver.Store:
> Compacting
> hdfs://sv4r11s38:7000/hbase/TestTable/a56ca1eff5b4401432fcba04b4e851f8/info/9213f4d7ee9b4fda857a97603a001f9e.8bbd7388262dc8cb1ce2cf4f04a7281d-
> hdfs://sv4r11s38:7000/hbase/TestTable/8bbd7388262dc8cb1ce2cf4f04a7281d/info/9213f4d7ee9b4fda857a97603a001f9e-top,
> keycount=416691, bloomtype=NONE, size=412.9m
> 2011-11-15 05:46:53,090 DEBUG org.apache.hadoop.hbase.regionserver.Store:
> Compacting
> hdfs://sv4r11s38:7000/hbase/TestTable/f00c683df3182d8ef33e315f77ca539c/info/9ce16d8fa94e4938964c04775a6fa1a7.8bbd7388262dc8cb1ce2cf4f04a7281d-
> hdfs://sv4r11s38:7000/hbase/TestTable/8bbd7388262dc8cb1ce2cf4f04a7281d/info/9ce16d8fa94e4938964c04775a6fa1a7-bottom,
> keycount=717559, bloomtype=NONE, size=711.1m
> 2011-11-15 05:46:53,090 DEBUG org.apache.hadoop.hbase.regionserver.Store:
> Compacting
> hdfs://sv4r11s38:7000/hbase/TestTable/f00c683df3182d8ef33e315f77ca539c/info/9213f4d7ee9b4fda857a97603a001f9e.8bbd7388262dc8cb1ce2cf4f04a7281d-
> hdfs://sv4r11s38:7000/hbase/TestTable/8bbd7388262dc8cb1ce2cf4f04a7281d/info/9213f4d7ee9b4fda857a97603a001f9e-bottom,
> keycount=416691, bloomtype=NONE, size=412.9m
> 2011-11-15 05:48:00,690 DEBUG org.apache.hadoop.hbase.regionserver.wal.HLog:
> Found 3 hlogs to remove out of total 12; oldest outstanding sequenceid is
> 5699 from region 8bbd7388262dc8cb1ce2cf4f04a7281d
> 2011-11-15 05:57:54,083 INFO org.apache.hadoop.hbase.regionserver.wal.HLog:
> Too many hlogs: logs=33, maxlogs=32; forcing flush of 1 regions(s):
> 8bbd7388262dc8cb1ce2cf4f04a7281d
> 2011-11-15 05:57:54,083 WARN org.apache.hadoop.hbase.regionserver.LogRoller:
> Failed to schedule flush of 8bbd7388262dc8cb1ce2cf4f04a7281dr=null,
> requester=null
> 2011-11-15 05:58:01,358 INFO org.apache.hadoop.hbase.regionserver.wal.HLog:
> Too many hlogs: logs=34, maxlogs=32; forcing flush of 1 regions(s):
> 8bbd7388262dc8cb1ce2cf4f04a7281d
> 2011-11-15 05:58:01,359 WARN org.apache.hadoop.hbase.regionserver.LogRoller:
> Failed to schedule flush of 8bbd7388262dc8cb1ce2cf4f04a7281dr=null,
> requester=null
> {code}
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