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HBase >> mail # user >> init HTbable got stucked in HConnectionManager$HConnectionImplementation.locateRegion.


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Re: init HTbable got stucked in HConnectionManager$HConnectionImplementation.locateRegion.
Could it be due to OPERATIONTIMEOUT ?
What version of HBase are you using ?
Do you let HBase manage zookeeper ensemble ?

Cheers

On Tue, Dec 18, 2012 at 7:19 PM, 唐 颖 <[EMAIL PROTECTED]> wrote:

> We have a muith-thread program to put data into base . Each thread news an
> instance of a HTable ,because they put data into different HTable.
>
> But today we find that this program is stucked. After we stack this java
> process,we found that one thread is stucked in
>
> "pool-1-thread-9" prio=10 tid=0x00007fbb14036800 nid=0x4f7a waiting on
> condition [0x00007fbb5d411000]
>    java.lang.Thread.State: TIMED_WAITING (sleeping)
>         at java.lang.Thread.sleep(Native Method)
>         at java.lang.Thread.sleep(Thread.java:302)
>         at java.util.concurrent.TimeUnit.sleep(TimeUnit.java:328)
>         at
> org.apache.hadoop.hbase.util.RetryCounter.sleepUntilNextRetry(RetryCounter.java:54)
>         at
> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.getData(RecoverableZooKeeper.java:277)
>         at
> org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataInternal(ZKUtil.java:522)
>         at
> org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataAndWatch(ZKUtil.java:498)
>         at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.getData(ZooKeeperNodeTracker.java:156)
>         - locked <0x000000067bc07738> (a
> org.apache.hadoop.hbase.zookeeper.RootRegionTracker)
>         at
> org.apache.hadoop.hbase.zookeeper.RootRegionTracker.getRootRegionLocation(RootRegionTracker.java:62)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:821)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:801)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:933)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:832)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:801)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:933)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:836)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:801)
>         at
> org.apache.hadoop.hbase.client.HTable.finishSetup(HTable.java:238)
>         at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:178)
>         at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:137)
>         at com.xingcloud.server.task.EventTask.run(EventTask.java:65)
>         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)
>
>
> And other threads are waiting this lock.
>
> "pool-1-thread-7" prio=10 tid=0x00007fbb14032800 nid=0x4f76 waiting for
> monitor entry [0x00007fbb5d493000]
>    java.lang.Thread.State: BLOCKED (on object monitor)
>         at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.getData(ZooKeeperNodeTracker.java:154)
>         - waiting to lock <0x000000067bc07738> (a
> org.apache.hadoop.hbase.zookeeper.RootRegionTracker)
>         at
> org.apache.hadoop.hbase.zookeeper.RootRegionTracker.getRootRegionLocation(RootRegionTracker.java:62)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:821)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:801)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:933)
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB