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https://issues.apache.org/jira/browse/HBASE-23341?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16981631#comment-16981631
]
Sean Busbey commented on HBASE-23341:
-------------------------------------
Please reproduce on a current version. 0.98 had been EOM for more than 2.5
years.
> all hconnection BLOCKED when write
> ----------------------------------
>
> Key: HBASE-23341
> URL: https://issues.apache.org/jira/browse/HBASE-23341
> Project: HBase
> Issue Type: Bug
> Affects Versions: 0.98.6
> Reporter: yuexiao1860
> Priority: Major
>
>
> "hconnection-0x1e4d3ce5-shared--pool1-t319943" #538223 daemon prio=5
> os_prio=0 tid=0x00002b44a00a6800 nid=0x3717 waiting for monitor entry
> [0x00002b45e4804000] java.lang.Thread.State: BLOCKED (on object monitor) at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:1195)
> - waiting to lock <0x00000001c019ed20> (a java.lang.Object) at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:1092)
> at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:1049)
> at
> org.apache.hadoop.hbase.client.AsyncProcess.findDestLocation(AsyncProcess.java:365)
> at org.apache.hadoop.hbase.client.AsyncProcess.submit(AsyncProcess.java:507)
> at
> org.apache.hadoop.hbase.client.AsyncProcess.logAndResubmit(AsyncProcess.java:717)
> at
> org.apache.hadoop.hbase.client.AsyncProcess.receiveGlobalFailure(AsyncProcess.java:664)
> at
> org.apache.hadoop.hbase.client.AsyncProcess.access$100(AsyncProcess.java:93)
> at org.apache.hadoop.hbase.client.AsyncProcess$1.run(AsyncProcess.java:547)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at
> java.util.concurrent.FutureTask.run(FutureTask.java:266) at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:748)
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