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MapReduce >> mail # dev >> Upgrade to protobuf 2.5.0 for the 2.1.0 release, HADOOP-9845


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Re: Upgrade to protobuf 2.5.0 for the 2.1.0 release, HADOOP-9845
Hi,

About Hadoop, Harsh is dealing with this problem in HADOOP-9346.
For more detail, please see the JIRA ticket:
https://issues.apache.org/jira/browse/HADOOP-9346

- Tsuyoshi

On Thu, Aug 8, 2013 at 1:49 AM, Alejandro Abdelnur <[EMAIL PROTECTED]> wrote:
> I' like to upgrade to protobuf 2.5.0 for the 2.1.0 release.
>
> As mentioned in HADOOP-9845, Protobuf 2.5 has significant benefits to
> justify the upgrade.
>
> Doing the upgrade now, with the first beta, will make things easier for
> downstream projects (like HBase) using protobuf and adopting Hadoop 2. If
> we do the upgrade later, downstream projects will have to support 2
> different versions and they my get in nasty waters due to classpath issues.
>
> I've locally tested the patch in a pseudo deployment of 2.1.0-beta branch
> and it works fine (something is broken in trunk in the RPC layer YARN-885).
>
> Now, to do this it will require a few things:
>
> * Make sure protobuf 2.5.0 is available in the jenkins box
> * A follow up email to dev@ aliases indicating developers should install
> locally protobuf 2.5.0
>
> Thanks.
>
> --
> Alejandro