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HDFS, mail # dev - VOTE: HDFS-347 merge


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Re: VOTE: HDFS-347 merge
Patrick Angeles 2013-02-20, 18:08
+1 (non binding)

This is great...
On Tue, Feb 19, 2013 at 7:11 PM, Todd Lipcon <[EMAIL PROTECTED]> wrote:

> +1 (binding)
>
> I code-reviewed almost all of the code in this branch, and also spent some
> time benchmarking and testing under various workloads. We've also done
> significant testing on clusters here at Cloudera, both secure and insecure,
> and verified integration with a number of other ecosystem components (eg
> Pig, Hive, Impala, HBase, MR, etc). The feature works as advertised and
> should provide much better performance for a number of workloads,
> especially in secure environments.
>
> Thanks for the hard work, Colin!
>
> -Todd
>
> On Sun, Feb 17, 2013 at 1:48 PM, Colin McCabe <[EMAIL PROTECTED]
> >wrote:
>
> > Hi all,
> >
> > I would like to merge the HDFS-347 branch back to trunk.  It's been
> > under intensive review and testing for several months.  The branch
> > adds a lot of new unit tests, and passes Jenkins as of 2/15 [1]
> >
> > We have tested HDFS-347 with both random and sequential workloads. The
> > short-circuit case is substantially faster [2], and overall
> > performance looks very good.  This is especially encouraging given
> > that the initial goal of this work was to make security compatible
> > with short-circuit local reads, rather than to optimize the
> > short-circuit code path.  We've also stress-tested HDFS-347 on a
> > number of clusters.
> >
> > This iniial VOTE is to merge only into trunk.  Just as we have done
> > with our other recent merges, we will consider merging into branch-2
> > after the code has been in trunk for few weeks.
> >
> > Please cast your vote by EOD Sunday 2/24.
> >
> > best,
> > Colin McCabe
> >
> > [1]
> >
> https://issues.apache.org/jira/browse/HDFS-347?focusedCommentId=13579704&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13579704
> >
> > [2]
> >
> https://issues.apache.org/jira/browse/HDFS-347?focusedCommentId=13551755&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13551755
> >
>
>
>
> --
> Todd Lipcon
> Software Engineer, Cloudera
>