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From Andrew Purtell <apurt...@apache.org>
Subject Re: get the impact hbase brings to HDFS, datanode log exploded after we started HBase.
Date Thu, 08 Apr 2010 18:30:40 GMT
My suggestions:

Don't run below INFO logging level for performance reasons once you have a cluster up and
running.

Instead of using DN logs, instead export HBase and HDFS metrics via Ganglia. 

  http://wiki.apache.org/hadoop/GangliaMetrics

  http://hadoop.apache.org/hbase/docs/current/metrics.html

   - Andy

> On Thu, Apr 8, 2010 at 2:51 AM, steven zhuang
> <steven.zhuang.1984@gmail.com> wrote:
> >...
> >        At present, my idea is calculating the data
> > IO quantity of both HDFS and HBase for a given day, and
> > with the result we can have a rough estimate
> > of the situation.



      


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