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From Ted Yu <yuzhih...@gmail.com>
Subject Re: High iowait in idle hbase cluster
Date Wed, 02 Sep 2015 16:20:50 GMT
Please provide some more information:

release of hbase / hadoop you're using
were region servers doing compaction ?
have you checked region server logs ?

Thanks

On Wed, Sep 2, 2015 at 9:11 AM, Akmal Abbasov <akmal.abbasov@icloud.com>
wrote:

> Hi,
> I’m having strange behaviour in hbase cluster. It is almost idle, only <5
> puts and gets.
> But the data in hdfs is increasing, and region servers have very high
> iowait(>100, in 2 core CPU).
> iotop shows that datanode process is reading and writing all the time.
> Any suggestions?
>
> Thanks.

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