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Date: Tue, 2 Feb 2016 11:37:28 -0800
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Subject: Re: [VOTE] HBase 1.2.0 RC1
From: Stack <stack@duboce.net>
To: HBase Dev List <dev@hbase.apache.org>
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It looks like balancer got stuck after Master joined running cluster (it
had been killed by Monkey). We then log at a rate of about 10 lines per
millisecond. HBASE-15207
St.Ack

On Tue, Feb 2, 2016 at 9:51 AM, Stack <stack@duboce.net> wrote:

> I've been running some cluster loadings on the RC. Last night my logs
> filled with this (10x256MB log files):
>
> ....
> 2016-02-01 11:25:26,958 DEBUG
> [B.defaultRpcServer.handler=9,queue=0,port=16000]
> balancer.BaseLoadBalancer: Lowest locality region server with non zero
> regions is ve0542.halxg.cloudera.com with locality 0.0
> 2016-02-01 11:25:26,958 DEBUG
> [B.defaultRpcServer.handler=9,queue=0,port=16000]
> balancer.BaseLoadBalancer:  Lowest locality region index is 0 and its
> region server contains 1 regions
> ...
>
>
> Added by this:
>
> commit 54028140f4f19a6af81c8c8f29dda0c52491a0c9
> Author: tedyu <yuzhihong@gmail.com>
> Date:   Thu Aug 13 09:11:59 2015 -0700
>
>     HBASE-13376 Improvements to Stochastic load balancer (Vandana
> Ayyalasomayajula)
>
> Folks think this a blocker?
>
> Let me see if it happens always or if its just stuck balancer.
>
> St.Ack
>
>
> On Fri, Jan 29, 2016 at 7:29 AM, Sean Busbey <busbey@apache.org> wrote:
>
>> Hi Folks!
>>
>> I'm pleased to announce the second release candidate for HBase 1.2.0.
>>
>> Artifacts are available here:
>>
>> https://dist.apache.org/repos/dist/dev/hbase/hbase-1.2.0RC1/
>>
>> As of this vote, the relevant md5 hashes are:
>>
>> a338ca93cd4c495f03bcff2d457222ef  hbase-1.2.0-bin.tar.gz
>> 955cf9908ae7fef12e3b1447ce8dd035  hbase-1.2.0-src.tar.gz
>>
>> Maven artifacts are available in this staging repository:
>>
>> https://repository.apache.org/content/repositories/orgapachehbase-1127/
>>
>> All artifacts are signed with my code signing key 0D80DB7C, available in
>> the project KEYS file:
>>
>> http://www.apache.org/dist/hbase/KEYS
>>
>> these artifacts correspond to commit hash
>>
>> 46fc1d876bd604f2f71f8692d79978055a095a7a
>>
>> which signed tag 1.2.0RC1 currently point to
>>
>>
>> https://git1-us-west.apache.org/repos/asf?p=hbase.git;a=tag;h=5696635f2f87da6777878b3755a17e0fa639a5c4
>>
>> HBase 1.2.0 is the second minor release in the HBase 1.x line, continuing
>> on
>> the theme of bringing a stable, reliable database to the Hadoop and NoSQL
>> communities. This release includes roughly 250 resolved issues not covered
>> by previous 1.x releases.
>>
>> Notable new features include:
>> - JDK8 is now supported
>> - Hadoop 2.6.1+ and Hadoop 2.7.1+ are now supported
>> - per column-family time ranges for scan (HBASE-14355)
>> - daemons respond to SIGHUP to reload configs (HBASE-14529)
>> - region location methods added to thrift2 proxy (HBASE-13698)
>> - table-level sync that sends deltas (HBASE-13639)
>> - client side metrics via JMX (HBASE-12911)
>>
>> The full list of issues can be found at:
>>
>>
>> https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12310753&version=12332062
>>
>> To see the changes since the prior release candidate, you can use the
>> following git command on
>> a up-to-date checkout of the hbase repository:
>>
>> git log 1.2.0RC0..1.2.0RC1
>>
>> Please take a few minutes to verify the release[1] and vote on releasing
>> it:
>>
>> [ ] +1 Release this package as Apache HBase 1.2.0
>> [ ] +0 no opinion
>> [ ] -1 Do not release this package because...
>>
>> Vote will be subject to Majority Approval[2] and will close at 4:00PM UTC
>> on Friday, Feb 5th, 2015[3].
>>
>> [1]: http://www.apache.org/info/verification.html
>> [2]: https://www.apache.org/foundation/glossary.html#MajorityApproval
>> [3]: to find this in your local timezone see:
>> http://s.apache.org/hbase-1.2.0-rc1-close
>>
>
>

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