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Date: Mon, 18 Apr 2011 10:04:49 +0800
Message-ID: <BANLkTins0SW-jbZe0edRhNxJLdw_bv8Wuw@mail.gmail.com>
Subject: Re: Region server OME
From: =?UTF-8?B?6ZmI5Yqg5L+K?= <cjjvictory@gmail.com>
To: user@hbase.apache.org
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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
jiajun

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