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From 陈加俊 <cjjvict...@gmail.com>
Subject Re: Region server OME
Date Mon, 18 Apr 2011 02:04:49 GMT
Yes,I hava this problem too. So I want to know how to allocate the memery in
hbase . Why OOME ? How to limit the heap space in hbase ? or It did not calc
the memery ?

On Mon, Apr 18, 2011 at 9:01 AM, Weiwei Xiong <xiongww@gmail.com> wrote:

> Hi,
> My HBase deployment has been working great but recently the regionservers
> always got out of memory error. The symptom is like this: region servers
> failed with OME, and then I restarted them. One of region servers used up
> the maximum memory I configured for HBase, and then fail with memory dump.
> Region servers on other nodes will relay to use up the system memory and
> fail with OME one by one. Finally all region servers failed. This problem
> is
> reproduced every time I restart region servers or the whole HBase.
> I am using 0.90.1 on a cluster with two nodes, each of which has 32GB
> memory. Initially I configured hbase with 16GB memory. After this issue
> came
> out I kept increasing the memory for HBase but seems won't work out.
> I have been dumping millions of rows into HBase tables these days.  I
> totally stopped all of them now. But every time I restart HBase, the
> regionservers fail with OME. Did anyone of you have such problem before?
> Thanks,
> -- Weiwei

Thanks & Best regards

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