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From Guillermo Ortiz <konstt2...@gmail.com>
Subject Re: Does compression ever improve performance?
Date Sat, 14 Jun 2014 19:51:57 GMT
I would like to see the times they got doing some scans or get with the
benchmark about compression and block code to figure out how much time to
save if your data are smaller but you have to decompress them.

El sábado, 14 de junio de 2014, Kevin O'dell <kevin.odell@cloudera.com>
escribió:

> Hi Jeremy,
>
>   I always recommend turning on snappy compression,  I have ~20%
> performance increases.
> On Jun 14, 2014 10:25 AM, "Ted Yu" <yuzhihong@gmail.com <javascript:;>>
> wrote:
>
> > You may have read Doug Meil's writeup where he tried out different
> > ColumnFamily
> > compressions :
> >
> > https://blogs.apache.org/hbase/
> >
> > Cheers
> >
> >
> > On Fri, Jun 13, 2014 at 11:33 AM, jeremy p <
> athomewithagroovebox@gmail.com <javascript:;>
> > >
> > wrote:
> >
> > > Thank you -- I'll go ahead and try compression.
> > >
> > > --Jeremy
> > >
> > >
> > > On Fri, Jun 13, 2014 at 10:59 AM, Dima Spivak <dspivak@cloudera.com
> <javascript:;>>
> > > wrote:
> > >
> > > > I'd highly recommend it. In general, compressing your column families
> > > will
> > > > improve performance by reducing the resources required to get data
> from
> > > > disk (even when taking into account the CPU overhead of compressing
> and
> > > > decompressing).
> > > >
> > > > -Dima
> > > >
> > > >
> > > > On Fri, Jun 13, 2014 at 10:35 AM, jeremy p <
> > > athomewithagroovebox@gmail.com <javascript:;>
> > > > >
> > > > wrote:
> > > >
> > > > > Hey all,
> > > > >
> > > > > Right now, I'm not using compression on any of my tables, because
> our
> > > > data
> > > > > doesn't take up a huge amount of space.  However, I would turn on
> > > > > compression if there was a chance it would improve HBase's
> > performance.
> > > >  By
> > > > > performance, I'm talking about the speed with which HBase responds
> to
> > > > > requests and retrieves data.
> > > > >
> > > > > Should I turn compression on?
> > > > >
> > > > > --Jeremy
> > > > >
> > > >
> > >
> >
>

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