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From Arun C Murthy <...@hortonworks.com>
Subject Re: [VOTE] Release hadoop-2.0.0-alpha
Date Tue, 15 May 2012 17:05:12 GMT
Eli, is this done so I can roll rc1?

On May 14, 2012, at 1:32 PM, Eli Collins wrote:

> As soon as jira is back up and I can post an updated patch I'll merge
> HDFS-3418 (also incompatible).
> 
> 
> On Mon, May 14, 2012 at 12:16 PM, Tsz Wo Sze <szetszwo@yahoo.com> wrote:
>> I just have merged HADOOP-8285 and HADOOP-8366.  I also have merged HDFS-3211 since
it is an incompatible protocol change (without it, 2.0.0-alphaand 2.0.0 will be incompatible.)
>> 
>> Tsz-Wo
>> 
>> 
>> 
>> ----- Original Message -----
>> From: Tsz Wo Sze <szetszwo@yahoo.com>
>> To: "general@hadoop.apache.org" <general@hadoop.apache.org>
>> Cc:
>> Sent: Monday, May 14, 2012 11:07 AM
>> Subject: Re: [VOTE] Release hadoop-2.0.0-alpha
>> 
>> Let me merge HADOOP-8285 and HADOOP-8366.  Thanks.
>> Tsz-Wo
>> 
>> 
>> 
>> ----- Original Message -----
>> From: Uma Maheswara Rao G <maheswara@huawei.com>
>> To: "general@hadoop.apache.org" <general@hadoop.apache.org>
>> Cc:
>> Sent: Monday, May 14, 2012 10:56 AM
>> Subject: RE: [VOTE] Release hadoop-2.0.0-alpha
>> 
>>> a) Revert HDFS-3157 and commit HADOOP-8285 and HADOOP-8366 on
>>> branch-2.0.0-alpha, so these are the only changes since rc0. Roll a
>>> new rc1 from here.
>> I have merged HDFS-3157 revert.
>> Do you mind taking a look at HADOOP-8285 and HADOOP-8366?
>> 
>> Thanks,
>> Uma
>> ________________________________________
>> From: Arun C Murthy [acm@hortonworks.com]
>> Sent: Monday, May 14, 2012 10:24 PM
>> To: general@hadoop.apache.org
>> Subject: Re: [VOTE] Release hadoop-2.0.0-alpha
>> 
>> Todd,
>> 
>> Please go ahead and merge changes into branch-2.0.0-alpha and I'll roll RC1.
>> 
>> thanks,
>> Arun
>> 
>> On May 12, 2012, at 10:05 PM, Todd Lipcon wrote:
>> 
>>> Looking at the release tag vs the current state of branch-2, I have
>>> two concerns from the point of view of HDFS:
>>> 
>>> 1) We reverted HDFS-3157 in branch-2 because it sends deletions for
>>> corrupt replicas without properly going through the "corrupt block"
>>> path. We saw this cause data loss in TestPipelinesFailover. So, I'm
>>> nervous about putting it in a release, even labeled as alpha.
>>> 
>>> 2) HADOOP-8285 and HADOOP-8366 changed the wire format for the RPC
>>> envelope in branch-2, but didn't make it into this rc. So, that would
>>> mean that future alphas would not be protocol-compatible with this
>>> alpha. Per a discussion a few weeks ago, I think we all were in
>>> agreement that, if possible, we'd like all 2.x to be compatible for
>>> client-server communication, at least (even if we don't support
>>> cross-version for the intra-cluster protocols)
>>> 
>>> Do other folks think it's worth rolling an rc1? I would propose either:
>>> a) Revert HDFS-3157 and commit HADOOP-8285 and HADOOP-8366 on
>>> branch-2.0.0-alpha, so these are the only changes since rc0. Roll a
>>> new rc1 from here.
>>> or:
>>> b) Discard the current branch-2.0.0-alpha and re-branch from the
>>> current state of branch-2.
>>> 
>>> -Todd
>>> 
>>> On Fri, May 11, 2012 at 7:19 PM, Eli Collins <eli@cloudera.com> wrote:
>>>> +1  I installed the build on a 6 node cluster and kicked the tires,
>>>> didn't find any blocking issues.
>>>> 
>>>> Btw in the future better to build from the svn repo so the revision is
>>>> an svn rev from the release branch. Eg 1336254 instead of 40e90d3c7
>>>> which is from the git mirror, this way we're consistent across
>>>> releases.
>>>> 
>>>> hadoop-2.0.0-alpha $ ./bin/hadoop version
>>>> Hadoop 2.0.0-alpha
>>>> Subversion git://devadm900.cc1.ygridcore.net/grid/0/dev/acm/hadoop-trunk/hadoop-common-project/hadoop-common
>>>> -r 40e90d3c7e5d71aedcdc2d9cc55d078e78944c55
>>>> Compiled by hortonmu on Wed May  9 16:19:55 UTC 2012
>>>> From source with checksum 3d9a13a31ef3a9ab4b5cba1f982ab888
>>>> 
>>>> 
>>>> On Wed, May 9, 2012 at 9:58 AM, Arun C Murthy <acm@hortonworks.com>
wrote:
>>>>> I've created a release candidate for hadoop-2.0.0-alpha that I would
like to release.
>>>>> 
>>>>> It is available at: http://people.apache.org/~acmurthy/hadoop-2.0.0-alpha-rc0/
>>>>> 
>>>>> The maven artifacts are available via repository.apache.org.
>>>>> 
>>>>> Please try the release and vote; the vote will run for the usual 7 days.
>>>>> 
>>>>> This is a big milestone for the Apache Hadoop community - congratulations
and thanks for all the contributions!
>>>>> 
>>>>> thanks,
>>>>> Arun
>>>>> 
>>>>> 
>>>>> --
>>>>> Arun C. Murthy
>>>>> Hortonworks Inc.
>>>>> http://hortonworks.com/
>>>>> 
>>>>> 
>>> 
>>> 
>>> 
>>> --
>>> Todd Lipcon
>>> Software Engineer, Cloudera
>> 
>> --
>> Arun C. Murthy
>> Hortonworks Inc.
>> http://hortonworks.com/
>> 

--
Arun C. Murthy
Hortonworks Inc.
http://hortonworks.com/



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