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From Jack Levin <magn...@gmail.com>
Subject Re: question about region assignment
Date Tue, 29 Mar 2011 18:22:03 GMT
I am on 0.89-830

On Tue, Mar 29, 2011 at 10:44 AM, Ted Yu <yuzhihong@gmail.com> wrote:
> Are you using 0.90.1 (where regions are randomly distributed across cluser)
> ?
> I logged HBASE-3373 but was told it is specific to our usage.
>
> On Tue, Mar 29, 2011 at 10:39 AM, Jack Levin <magnito@gmail.com> wrote:
>
>> Hello, we have this one table what about 12 regions, that is super hot
>> with writes, for some reason most of the regions were assigned to a
>> single server, which cause it to flush and compact every 10 minutes,
>> causing suboptimal performance.  We do use random row_keys, so I don't
>> see how sorted ROWs can land on single region anyway, the issue was
>> that each region was assigned to the same region server, is there a
>> way to mitigate the issue?  I closed closing the regions manually, but
>> they went right back to the same server, finally I shutdown RS
>> process, and that table's regions went in random places around the
>> cluster, but still its puzzling, anyone had issues like that?
>>
>> -Jack
>>
>

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