You are viewing a plain text version of this content. The canonical link for it is here.
Posted to user@hbase.apache.org by syed kather <in...@gmail.com> on 2012/07/18 18:07:03 UTC
HConnectionManager get closed
Team ,
While Running the Map Reduce Program on 3 node cluster . i had noticed
that one of node is throw Error most often
java.lang.RuntimeException: java.io.IOException:
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@34af863e
closed
at org.apache.hadoop.hbase.mapreduce.TableOutputFormat.setConf(TableOutputFormat.java:200)
at org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:62)
at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:117)
at org.apache.hadoop.mapred.Task.initialize(Task.java:513)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:353)
at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1121)
at org.apache.hadoop.mapred.Child.main(Child.java:249)
Caused by: java.io.IOException:
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@34af863e
closed
at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:794)
at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:782)
at org.apache.hadoop.hbase.client.HTable.finishSetup(HTable.java:249)
at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:213)
at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:171)
at org.apache.hadoop.hbase.mapreduce.TableOutputFormat.setConf(TableOutputFormat.java:195)
... 9 more
Please help me .
Thanks and Regards,
S SYED ABDUL KATHER
Re: HConnectionManager get closed
Posted by siddaraju <si...@gmail.com>.
syed kather <in...@...> writes:
>
> Thanks Jean-Daniel Cryans ..
> Yes .. some job are executed successfully .. Some of them getting failed
> .. i dont know why this is happening ..
> Thanks and Regards,
> S SYED ABDUL KATHER
>
> On Fri, Jul 20, 2012 at 12:33 AM, Jean-Daniel Cryans <jd...@...>wrote:
>
> > Is your job configured to talk to HBase correctly?
> >
> > J-D
> >
> > On Wed, Jul 18, 2012 at 9:07 AM, syed kather <in...@...> wrote:
> > > Team ,
> > > While Running the Map Reduce Program on 3 node cluster . i had noticed
> > > that one of node is throw Error most often
> > >
> > > java.lang.RuntimeException: java.io.IOException:
> > >
> >
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation
<at> 34af863e
> > > closed
> > > at
> > org.apache.hadoop.hbase.mapreduce.TableOutputFormat.setConf
(TableOutputFormat.java:200)
> > > at
> > org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:62)
> > > at
> > org.apache.hadoop.util.ReflectionUtils.newInstance
(ReflectionUtils.java:117)
> > > at org.apache.hadoop.mapred.Task.initialize(Task.java:513)
> > > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:353)
> > > at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
> > > at java.security.AccessController.doPrivileged(Native Method)
> > > at javax.security.auth.Subject.doAs(Subject.java:415)
> > > at
> > org.apache.hadoop.security.UserGroupInformation.doAs
(UserGroupInformation.java:1121)
> > > at org.apache.hadoop.mapred.Child.main(Child.java:249)
> > > Caused by: java.io.IOException:
> > >
> >
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation
<at> 34af863e
> > > closed
> > > at
> >
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.loc
ateRegion(HConnectionManager.java:794)
> > > at
> >
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.loc
ateRegion(HConnectionManager.java:782)
> > > at
> > org.apache.hadoop.hbase.client.HTable.finishSetup(HTable.java:249)
> > > at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:213)
> > > at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:171)
> > > at
> > org.apache.hadoop.hbase.mapreduce.TableOutputFormat.setConf
(TableOutputFormat.java:195)
> > > ... 9 more
> > >
> > >
> > > Please help me .
> > > Thanks and Regards,
> > > S SYED ABDUL KATHER
> >
>
Hi Syed,
I am also getting the same error, on name node mapreduce tasks are completing
but on datanodes tasks are giving error as
java.io.IOException:
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@63a
5ec6c closed
I have installed CDH4 on 5 nodes, machines are Oracle Virtual box VMs
Please help me in resolving this.
Thanks
Siddu
Re: HConnectionManager get closed
Posted by syed kather <in...@gmail.com>.
Thanks Jean-Daniel Cryans ..
Yes .. some job are executed successfully .. Some of them getting failed
.. i dont know why this is happening ..
Thanks and Regards,
S SYED ABDUL KATHER
On Fri, Jul 20, 2012 at 12:33 AM, Jean-Daniel Cryans <jd...@apache.org>wrote:
> Is your job configured to talk to HBase correctly?
>
> J-D
>
> On Wed, Jul 18, 2012 at 9:07 AM, syed kather <in...@gmail.com> wrote:
> > Team ,
> > While Running the Map Reduce Program on 3 node cluster . i had noticed
> > that one of node is throw Error most often
> >
> > java.lang.RuntimeException: java.io.IOException:
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@34af863e
> > closed
> > at
> org.apache.hadoop.hbase.mapreduce.TableOutputFormat.setConf(TableOutputFormat.java:200)
> > at
> org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:62)
> > at
> org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:117)
> > at org.apache.hadoop.mapred.Task.initialize(Task.java:513)
> > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:353)
> > at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
> > at java.security.AccessController.doPrivileged(Native Method)
> > at javax.security.auth.Subject.doAs(Subject.java:415)
> > at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1121)
> > at org.apache.hadoop.mapred.Child.main(Child.java:249)
> > Caused by: java.io.IOException:
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@34af863e
> > closed
> > at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:794)
> > at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:782)
> > at
> org.apache.hadoop.hbase.client.HTable.finishSetup(HTable.java:249)
> > at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:213)
> > at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:171)
> > at
> org.apache.hadoop.hbase.mapreduce.TableOutputFormat.setConf(TableOutputFormat.java:195)
> > ... 9 more
> >
> >
> > Please help me .
> > Thanks and Regards,
> > S SYED ABDUL KATHER
>
Re: HConnectionManager get closed
Posted by Jean-Daniel Cryans <jd...@apache.org>.
Is your job configured to talk to HBase correctly?
J-D
On Wed, Jul 18, 2012 at 9:07 AM, syed kather <in...@gmail.com> wrote:
> Team ,
> While Running the Map Reduce Program on 3 node cluster . i had noticed
> that one of node is throw Error most often
>
> java.lang.RuntimeException: java.io.IOException:
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@34af863e
> closed
> at org.apache.hadoop.hbase.mapreduce.TableOutputFormat.setConf(TableOutputFormat.java:200)
> at org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:62)
> at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:117)
> at org.apache.hadoop.mapred.Task.initialize(Task.java:513)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:353)
> at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1121)
> at org.apache.hadoop.mapred.Child.main(Child.java:249)
> Caused by: java.io.IOException:
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@34af863e
> closed
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:794)
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:782)
> at org.apache.hadoop.hbase.client.HTable.finishSetup(HTable.java:249)
> at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:213)
> at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:171)
> at org.apache.hadoop.hbase.mapreduce.TableOutputFormat.setConf(TableOutputFormat.java:195)
> ... 9 more
>
>
> Please help me .
> Thanks and Regards,
> S SYED ABDUL KATHER