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HDFS >> mail # dev >> [VOTE] Commit hdfs-1024 to 0.20 branch


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Re: [VOTE] Commit hdfs-1024 to 0.20 branch
+1 Good catch!

Hairong

On Sat, Apr 3, 2010 at 12:55 PM, Andrew Purtell <[EMAIL PROTECTED]> wrote:

> +1
>
> > On 4/2/10, Stack <[EMAIL PROTECTED]>  wrote:
> > > Please on committing HDFS-1024 to the hadoop 0.20 branch.
> > >
> > > Background:
> > >
> > > HDFS-1024 fixes possible trashing of fsimage because
> > > of failed copy from 2NN and NN.  Ordinarily, possible
> > > corruption of this proportion would merit commit w/o
> > > need of a vote only Dhruba correctly notes that UNLESS
> > > both NN and 2NN are upgraded, HDFS-1024 becomes an
> > > incompatible change (the NN<->2NN communication will
> > > fail always).  IMO, this incompatible change can be
> > > plastered over with a release note; e.g.
> > > WARNING, you MUST update NN and 2NN when you go to
> > > 0.20.3 hadoop.  If you agree with me, please vote +1
> > > on commit.
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