Hi， I think you omit some key pieces in 2.4 Protobuf fsimage, rolling upgrade are also targeting 2.4
Sent from my iPhone5s > On 2014年2月16日, at 6:59, Arun C Murthy <a...@hortonworks.com> wrote: > > Folks, > > With hadoop-2.3 nearly done, I think it's time to think ahead to hadoop-2.4. > I think it was a good idea to expedite release of 2.3 while we finished up > pieces that didn't make it in such as HDFS Caching & Support for Heterogenous > Storage. > > Now, most of the key pieces incl. Resource Manager Automatic Failover > (YARN-149), Application History Server (YARN-321) & Application Timeline > Server (YARN-1530) are either complete or very close to done, and I think we > will benefit with an extended test-cycle for 2.4 - similar to what happened > with 2.2. To provide some context: 2.2 went through nearly 6 weeks of > extended testing and it really helped us push out a very stable release. > > I think it will be good to create a 2.4 branch ASAP and start testing. As > such, I plan to cut the branch early next week. With this, we should be good > shape sometime to release 2.4 in mid-March. > > I've updated https://wiki.apache.org/hadoop/Roadmap to reflect this. > > Also, we should start thinking ahead to 2.5 and what folks would like to see > in it. If we continue our 6-week cycles, we could shoot to get that out in > April. > > Thoughts? > > thanks, > Arun > > > -- > Arun C. Murthy > Hortonworks Inc. > http://hortonworks.com/ > > > > -- > CONFIDENTIALITY NOTICE > NOTICE: This message is intended for the use of the individual or entity to > which it is addressed and may contain information that is confidential, > privileged and exempt from disclosure under applicable law. If the reader > of this message is not the intended recipient, you are hereby notified that > any printing, copying, dissemination, distribution, disclosure or > forwarding of this communication is strictly prohibited. If you have > received this communication in error, please contact the sender immediately > and delete it from your system. Thank You.
