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HBase >> mail # dev >> Adding a new region server or splitting an old region in a Hash-partitioned HBase Data Store


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Joarder KAMAL 2013-06-26, 23:24
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Stack 2013-06-27, 16:26
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Joarder KAMAL 2013-06-28, 00:02
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Nick Dimiduk 2013-07-02, 17:37
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Joarder KAMAL 2013-07-03, 05:29
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Re: Adding a new region server or splitting an old region in a Hash-partitioned HBase Data Store
Thanks Shahab for the reply. I was also thinking in the same way.
Could you able to guide me through any reference which can confirm this
understanding?


Regards,
Joarder Kamal

On 27 June 2013 23:24, Shahab Yunus <[EMAIL PROTECTED]> wrote:

> I think you will need to update your hash function and redistribute data.
> As far as I know this has been on of the drawbacks of this approach (and
> the SemaText library)
>
> Regards,
> Shahab
>
>
> On Wed, Jun 26, 2013 at 7:24 PM, Joarder KAMAL <[EMAIL PROTECTED]> wrote:
>
> > May be a simple question to answer for the experienced HBase users and
> > developers:
> >
> > If I use hash partitioning to evenly distribute write workloads into my
> > region servers and later add a new region server to scale or split an
> > existing region, then do I need to change my hash function and re-shuffle
> > all the existing data in between all the region servers (old and new)?
> Or,
> > is there any better solution for this? Any guidance would be very much
> > helpful.
> >
> > Thanks in advance.
> >
> >
> > Regards,
> > Joarder Kamal
> >
>