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Posted to issues@hbase.apache.org by "wanbin (JIRA)" <ji...@apache.org> on 2013/05/16 17:39:15 UTC
[jira] [Updated] (HBASE-8558) I meet a strange phenomenon. when a
regionserver die , meanwhile client which is performing put operation
hangs.
[ https://issues.apache.org/jira/browse/HBASE-8558?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
wanbin updated HBASE-8558:
--------------------------
Summary: I meet a strange phenomenon. when a regionserver die , meanwhile client which is performing put operation hangs. (was: I meet a strange phenomenon. when a regionserver die , meanwhile client which perform put operations hangs. )
> I meet a strange phenomenon. when a regionserver die , meanwhile client which is performing put operation hangs.
> -----------------------------------------------------------------------------------------------------------------
>
> Key: HBASE-8558
> URL: https://issues.apache.org/jira/browse/HBASE-8558
> Project: HBase
> Issue Type: Bug
> Components: Client
> Reporter: wanbin
>
> I run jstack at client host. The result is below.
> "hbase-tablepool-60-thread-34" daemon prio=10 tid=0x00007f1e65a48000 nid=0x5173 runnable [0x00000000579cc000]
> java.lang.Thread.State: RUNNABLE
> at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:210)
> at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:65)
> at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:69)
> - locked <0x0000000758cb0780> (a sun.nio.ch.Util$2)
> - locked <0x0000000758cb0770> (a java.util.Collections$UnmodifiableSet)
> - locked <0x0000000758cb0548> (a sun.nio.ch.EPollSelectorImpl)
> at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:80)
> at org.apache.hadoop.net.SocketIOWithTimeout$SelectorPool.select(SocketIOWithTimeout.java:336)
> at org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:158)
> at org.apache.hadoop.net.SocketOutputStream.write(SocketOutputStream.java:153)
> at org.apache.hadoop.net.SocketOutputStream.write(SocketOutputStream.java:114)
> at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
> at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
> - locked <0x0000000754e978a0> (a java.io.BufferedOutputStream)
> at java.io.DataOutputStream.flush(DataOutputStream.java:106)
> at org.apache.hadoop.hbase.ipc.HBaseClient$Connection.sendParam(HBaseClient.java:620)
> - locked <0x0000000754e97880> (a java.io.DataOutputStream)
> at org.apache.hadoop.hbase.ipc.HBaseClient.call(HBaseClient.java:975)
> at org.apache.hadoop.hbase.ipc.WritableRpcEngine$Invoker.invoke(WritableRpcEngine.java:86)
> at $Proxy13.multi(Unknown Source)
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$3$1.call(HConnectionManager.java:1395)
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$3$1.call(HConnectionManager.java:1393)
> at org.apache.hadoop.hbase.client.ServerCallable.withoutRetries(ServerCallable.java:210)
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$3.call(HConnectionManager.java:1402)
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$3.call(HConnectionManager.java:1390)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:662)
> This thread have hung for one hours
> Meanwhile other thread try to close connection
> "IPC Client (1983049639) connection to dump002030.cm6.tbsite.net/10.246.2.30:30020 from admin" daemon prio=10 tid=0x00007f1e70674800 nid=0x3d76 waiting for monitor entry [0x000000004bc0f000]
> java.lang.Thread.State: BLOCKED (on object monitor)
> at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
> - waiting to lock <0x0000000754e978a0> (a java.io.BufferedOutputStream)
> at java.io.DataOutputStream.flush(DataOutputStream.java:106)
> at java.io.FilterOutputStream.close(FilterOutputStream.java:140)
> at org.apache.hadoop.io.IOUtils.cleanup(IOUtils.java:237)
> at org.apache.hadoop.io.IOUtils.closeStream(IOUtils.java:254)
> at org.apache.hadoop.hbase.ipc.HBaseClient$Connection.close(HBaseClient.java:715)
> - locked <0x0000000754e7b818> (a org.apache.hadoop.hbase.ipc.HBaseClient$Connection)
> at org.apache.hadoop.hbase.ipc.HBaseClient$Connection.run(HBaseClient.java:587)
> dump002030.cm6.tbsite.net is dead regionserver.
> I read hbase sourececode, discover connection.out doesn't set timeout
> this.out = new DataOutputStream
> (new BufferedOutputStream(NetUtils.getOutputStream(socket)));
> This mean epoll_wait will block indefinitely.
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