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From Ted Yu <yuzhih...@gmail.com>
Subject Re: hbase and hadoop (for "normal" hdfs) cluster together?
Date Thu, 31 Jul 2014 16:25:37 GMT
HBASE-11339 'HBase MOB' may be of interest to you - it is still in
development.

Cheers


On Thu, Jul 31, 2014 at 9:21 AM, Wilm Schumacher <wilm.schumacher@cawoom.com
> wrote:

>
>
> Am 31.07.2014 um 18:08 schrieb Ted Yu:
> > What's the read / write mix in your workload ?
> I would think around
>
> 1 put to 2-5 reads for the "hdfs files" (estimated)
>
> and
>
> 1 put to hundreds of reads in the hbase table
>
> So in short form:
>
> = for the files
> * number of puts ~ gets
> * "small" number of puts and gets
> * "small" number of files
> * "large" amount of disk space
>
> = for the rows
> * number of puts << gets
> * "large" number of gets (and puts)
> * "large" number of rows (and rows*columns)
> * "small" amount of disk space
>
> Small and large are in '"' because large and small are only understood
> in comparison to the other task.
>
> So, basically, this are two completely different tasks. This is the
> origin of my question.
>
> > Have you looked at HBASE-10070 'HBase read high-availability using
> > timeline-consistent region replicas' (phase 1 has been merged for the
> > upcoming 1.0 release) ?
> No. But I look now ;).
>
> Best wishes and thanks for the reply
>
> Wilm
>

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