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Date: Wed, 2 May 2012 15:10:38 -0700
Message-ID: 
 <CALte62z_Son4ZcW7Veh2ZQ7qKqsZszaFYRdVixJf9p6HJStm5g@mail.gmail.com>
Subject: Re: ANN: The third hbase 0.94.0 release candidate is available for
 download
From: Ted Yu <yuzhihong@gmail.com>
To: dev@hbase.apache.org
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I am surprised to see 0.92.1 exhibit such unfavorable performance profile.
Let's see whether cluster testing gives us similar results.

On Wed, May 2, 2012 at 3:07 PM, Elliott Clark <eclark@stumbleupon.com>wrote:

> Sure, sorry about that.
>
> http://imgur.com/waxlS
>
> http://www.scribd.com/eclark847297/d/92151092-Hbase-0-94-0-RC3-Local-YCSB-Perf
>
> On Wed, May 2, 2012 at 3:01 PM, Ted Yu <yuzhihong@gmail.com> wrote:
>
> > Elliot:
> > Thanks for the report.
> > Can you publish results somewhere else ?
> > Attachments were stripped off.
> >
> > On Wed, May 2, 2012 at 2:59 PM, Elliott Clark <eclark@stumbleupon.com
> > >wrote:
> >
> > > I ran some tests of local filesystem YCSB. I used the 0.90 client for
> > > 0.90.6.  For the rest of the tests I used 0.92 clients. The results are
> > > attached.
> > >
> > > 0.90 -> 0.94.0RC3 13% faster
> > > 0.92 -> 0.94.0RC3 50% faster
> > >
> > >  This seems to be a pretty large performance improvement.  I'll run
> some
> > > tests on a cluster later today.
> > >
> > > On Tue, May 1, 2012 at 10:20 PM, lars hofhansl <lhofhansl@yahoo.com
> > >wrote:
> > >
> > >> Thanks Todd.
> > >>
> > >> I agree with doing source code releases going forward.
> > >>
> > >> For that, would it be sufficient to just vote against an SVN tag?
> > >> Tarballs can then be pulled straight from that tag.
> > >>
> > >> -- Lars
> > >>
> > >>
> > >>
> > >> ----- Original Message -----
> > >> From: Todd Lipcon <todd@cloudera.com>
> > >> To: dev@hbase.apache.org; lars hofhansl <lhofhansl@yahoo.com>
> > >> Cc:
> > >> Sent: Tuesday, May 1, 2012 9:35 PM
> > >> Subject: Re: ANN: The third hbase 0.94.0 release candidate is
> available
> > >> for download
> > >>
> > >> +1 from me, I took it for a spin on the local filesystem with some
> YCSB
> > >> load.
> > >>
> > >> Here is my signature on the non-secure tarball.
> > >> -----BEGIN PGP SIGNATURE-----
> > >> Version: GnuPG v1.4.10 (GNU/Linux)
> > >>
> > >> iEYEABECAAYFAk+guTIACgkQXkPKua7Hfq9YSQCeMnCQ4XFqLjw+PF8IXNPDug+t
> > >> h90AoJ+q4YSg4JbfiCmaXenadWSRU1of
> > >> =CdfZ
> > >> -----END PGP SIGNATURE-----
> > >>
> > >> I didn't check out the secure tarball.
> > >>
> > >> I think for future releases we should do the voting against a source
> tar
> > >> (ie an svn export) since we now produce multiple binaries, and it's
> > easier
> > >> to verify that a source tar matches SVN, etc.
> > >>
> > >> -Todd
> > >>
> > >>
> > >> On Tue, May 1, 2012 at 4:26 PM, lars hofhansl <lhofhansl@yahoo.com>
> > >> wrote:
> > >>
> > >> > The third 0.94.0 RC is available for download here:
> > >> > http://people.apache.org/~larsh/hbase-0.94.0-rc3/
> > >> > (My gpg key is available from pgp.mit.edu. Key id: 7CA45750)
> > >> >
> > >> > HBase 0.94 is a performance release, and there are some interesting
> > new
> > >> > features as well.
> > >> >
> > >> > It is wire compatible with 0.92.x. 0.92 clients should work with
> 0.94
> > >> > servers and vice versa.
> > >> >
> > >> > You can do a rolling restart to get your 0.92.x HBase up on this
> > >> 0.94.0RC.
> > >> >
> > >> > The full list of changes is available here:
> > >> >
> > >> >
> > >>
> >
> https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12310753&version=12316419
> > >> >
> > >> > Please take this RC for a spin, check out the doc, etc, and vote
> +1/-1
> > >> by
> > >> > May 8th on whether we should release this as 0.94.0.
> > >> >
> > >> > Thanks.
> > >> >
> > >> > -- Lars
> > >> >
> > >>
> > >>
> > >>
> > >> --
> > >> Todd Lipcon
> > >> Software Engineer, Cloudera
> > >>
> > >>
> > >
> >
>

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