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From Michael Segel <michael_se...@hotmail.com>
Subject Re: How to Restore the block locality of a RegionServer ?
Date Sat, 09 May 2015 22:36:08 GMT
First, understand why you had to create an ‘auto restart’ script. 

Taking down HBase completely (probably including zookeeper) and do a full restart would probably
fix the issue of data locality. 

> On May 9, 2015, at 5:05 PM, rahul malviya <malviyarahul2001@gmail.com> wrote:
> Hi,
> My HBase cluster went through a rough patch recently where lot of region
> server started dying because of sudden increase in amount of data being
> funneled to the HBase cluster and we have to place a auto start script for
> regionservers.
> After this all my data locality is lost which does not seems to recover
> even after compaction. This has degraded the performance by a factor of 4.
> So I want to know is their a way to restore the data locality of my HBase
> cluster.
> I am using hbase-0.98.6-cdh5.2.0.
> Thanks,
> Rahul

The opinions expressed here are mine, while they may reflect a cognitive thought, that is
purely accidental. 
Use at your own risk. 
Michael Segel
michael_segel (AT) hotmail.com

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