+1 Good catch! Hairong
On Sat, Apr 3, 2010 at 12:55 PM, Andrew Purtell <apurt...@apache.org> wrote: > +1 > > > On 4/2/10, Stack <st...@duboce.net> 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. > > > > > >
