Hey Karthik, We already support this for HDFS, see HDFS-2983 (Relax the build version check to permit rolling upgrades within a release). We should do so for Yarn as well, MAPREDUCE-4150 tracks this. I don't think Ahmed is working on it so would be great for you or someone else to take it.
Thanks, Eli On Fri, Apr 26, 2013 at 10:21 AM, Karthik Kambatla <ka...@cloudera.com> wrote: > Hi devs, > > Given that we have API compatibility within a major release, I was > wondering if it would make sense to augment the worker version check to > allow workers from a different minor/point release in the same major > release? The motivation for this is rolling upgrade within a major release. > > We could use the same property hadoop.relaxed.worker.version.check for this > or add another property. Thoughts? > > Thanks > Karthik
