Thanks, Navis.
Just curious, how are we sure that the task failure is caused by memory
issue? In other work, did you see OOM in any task log?
I think you are right, but just like to confirm.
Thanks,
Xuefu
On Mon, Jan 27, 2014 at 6:44 PM, Navis류승우 <navis....@nexr.com> wrote:
> Including HIVE-6259, HIVE-6310, etc., recent test failures of minimr tests
> are seemed to be related to memory issue (not all of them but mostly).
>
> {noformat}
> java.lang.Throwable: Child Error
> at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:271)
> Caused by: java.io.IOException: Task process exit with nonzero status of 1.
> at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:258)
> {noformat}
>
> Currently we uses 4 datanode + 4 task tracker mini cluster. If we cannot
> reserve more memory only for hive tests (it would be really appreciated if
> it could be), should we use smaller mini cluster for pre-tests?
>
