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HBase, mail # user - GET performance degrades over time


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Re: GET performance degrades over time
Viral Bajaria 2013-05-17, 06:50
Thanks for all the help in advance!

Answers inline..

Hi Viral,
>
> some questions:
>
>
> Are you adding new data or deleting data over time?
>

Yes I am continuously adding new data. The puts have not slowed down but
that could also be an after effect of deferred log flush.
> Do you have bloom filters enabled?
>

Yes bloom filters have been enabled: ROWCOL
> Which version of Hadoop?
>

Using 1.0.4
> Anything funny the Datanode logs?
>

I haven't seen anything funny, not a lot of timeouts either but I will look
into it more. For some reason my datanode metrics refused to show up in
ganglia while regionserver metrics work fine.

Thanks,
Viral