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From Vladimir Rodionov <vladrodio...@gmail.com>
Subject Re: Various performance questions
Date Fri, 29 Apr 2016 00:58:40 GMT
>> 2. Is it okay that one regionserver is 10x as loaded as others?

Does this server host hbase:meta?

-Vlad

On Thu, Apr 28, 2016 at 4:14 PM, Michal Medvecky <medvecky@pexe.so> wrote:

> Hello,
>
> I have 7-node hbase cluster (6 regionservers/hdfs nodes, 1 master), with
> one big table containing 500M+ entries.
>
> It's a heavy-write light-read database.
>
> 1. Is it okay that the table has 1000+ regions for 6 regionservers only?
>
> 2. Is it okay that one regionserver is 10x as loaded as others? See
> http://michal.medvecky.net/rs.png . This is a constant state, not random.
> Row keys are random, not sequential.
>
> 3. Is it okay that index table has 1000+ regions as well?
>
> The problem is that I need to speed up writes and it does not seem that
> adding node helps.
>
> I'm using hbase 1.1.3 + phoenix 4.6.0 on hadoop 2.7.1 on Ubuntu 14.04.
>
> Thank you
>
> Michal
>

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