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From Enis Söztutar <enis....@gmail.com>
Subject Re: [VOTE] The 1st HBase 0.98.16 release candidate (RC0) is available
Date Wed, 18 Nov 2015 20:03:23 GMT
Sorry I meant RC for another (patch) release.

Enis

On Wed, Nov 18, 2015 at 11:37 AM, Andrew Purtell <apurtell@apache.org>
wrote:

> We can't do another RC because there's already been a release, but I have a
> patch release in the works.
>
> On Wed, Nov 18, 2015 at 11:00 AM, Enis Söztutar <enis@apache.org> wrote:
>
> > Thanks Elliott,
> >
> > I was trying to understand how come the patch for HBASE-14689
> > <https://issues.apache.org/jira/browse/HBASE-14689> was causing an issue
> > in
> > 1.1, but not in 0.98. I was not able to reproduce the condition. It looks
> > to be a deadlock condition caused by un-ordered acquisition of row locks
> (
> >
> >
> https://issues.apache.org/jira/browse/HBASE-14689?focusedCommentId=15010417&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-15010417
> > ).
> >
> > Andrew, also in 0.98, we do not have any guarantee for the lock order in
> > doMiniBatchMutation(), so I think it is safest to roll another RC
> although
> > we cannot reproduce the deadlock.
> >
> > Enis
> >
> >
> > On Wed, Nov 18, 2015 at 9:07 AM, Andrew Purtell <
> andrew.purtell@gmail.com>
> > wrote:
> >
> > > This makes me nervous so I am going to make a patch release that is the
> > > 0.98.16 change set plus this one revert. Let me do that today.
> Appreciate
> > > it if we can get a quick turn around on voting. I'll aim for 72 hours.
> > >
> > >
> > > > On Nov 17, 2015, at 8:47 PM, Enis Söztutar <enis.soz@gmail.com>
> wrote:
> > > >
> > > > Thanks Andrew,
> > > >
> > > > Maybe we can hold off the release announcement at least, and wait
> until
> > > we
> > > > investigate further. I'll look at the batching and how row locks are
> > > > different between 0.98 and branch-1 tomorrow.
> > > >
> > > > Enis
> > > >
> > > > On Tue, Nov 17, 2015 at 8:31 PM, Andrew Purtell <
> > > andrew.purtell@gmail.com>
> > > > wrote:
> > > >
> > > >> Thanks Enis. Appreciate the investigation.
> > > >>
> > > >> Yes I did release this. We can make a patch release though if
> needed.
> > > >>
> > > >>
> > > >>> On Nov 17, 2015, at 8:04 PM, Enis Söztutar <enis.soz@gmail.com>
> > wrote:
> > > >>>
> > > >>> I have tried the same pe command without small values, and cannot
> > > >> reproduce
> > > >>> the row lock issue in this RC.
> > > >>>
> > > >>> Setup is single node with default settings, using a single SSD.
> > > >>>
> > > >>> bin/hbase pe  --latency --nomapred --presplit=10  randomWrite
10
> > > >>> This same exact command, I can reproduce the hang in 1.0.3RC and
> > > 1.1.3RC.
> > > >>>
> > > >>> Enis
> > > >>>
> > > >>>> On Tue, Nov 17, 2015 at 7:44 PM, Enis Söztutar <
> enis.soz@gmail.com>
> > > >> wrote:
> > > >>>>
> > > >>>> Andrew did you push the artifacts yet?
> > > >>>>
> > > >>>> Let me see whether this RC is also affected by
> > > >>>> https://issues.apache.org/jira/browse/HBASE-14689
> > > >>>>
> > > >>>> Enis
> > > >>>>
> > > >>>> On Tue, Nov 17, 2015 at 12:35 PM, Andrew Purtell <
> > apurtell@apache.org
> > > >
> > > >>>> wrote:
> > > >>>>
> > > >>>>> With three +1 votes and no 0 or -1 votes, this vote passes
and we
> > > have
> > > >>>>> 0.98.16. I will send the artifacts onward for distribution
and
> send
> > > >> out a
> > > >>>>> release announcement shortly.
> > > >>>>>
> > > >>>>> Thanks to all who voted on this candidate.
> > > >>>>>
> > > >>>>>
> > > >>>>> On Tue, Nov 10, 2015 at 10:31 AM, Andrew Purtell <
> > > apurtell@apache.org>
> > > >>>>> wrote:
> > > >>>>>
> > > >>>>>>
> > > >>>>>> The 1st HBase 0.98.16 release candidate (RC0) is available
for
> > > >> download
> > > >>>>> at
> > > >>>>>> http://people.apache.org/~apurtell/0.98.16RC0/ and
Maven
> > artifacts
> > > >> are
> > > >>>>>> also available in the temporary repository
> > > >>
> > https://repository.apache.org/content/repositories/orgapachehbase-1118/
> > > >>>>> .
> > > >>>>>>
> > > >>>>>> This release does not contain a doc update. Usually
I copy back
> > docs
> > > >>>>> from
> > > >>>>>> master. This time I encountered a build error, reported
on
> > > >> HBASE-14792.
> > > >>>>>> This isn't a critical (or even major) issue for any
given
> release
> > > >> since
> > > >>>>> doc
> > > >>>>>> updates for 0.98 are rare now, but should be fixed
for the next
> > > >> release.
> > > >>>>>>
> > > >>>>>> The API compatibility report with respect to the previous
> release
> > > can
> > > >> be
> > > >>>>>> found at
> > > >>
> > >
> http://people.apache.org/~apurtell/0.98.15_0.98.16RC0_compat_report.html
> > > >>>>> .
> > > >>>>>> There are no reported binary or source compatibility
issues with
> > > >>>>>> user facing public or LimitedPrivate interfaces. Users
should
> not
> > be
> > > >>>>>> implementing the HConnection interface so will not
be impacted
> by
> > > the
> > > >>>>>> addition of a new abstract method.
> > > >>>>>>
> > > >>>>>> Signed with my code signing key D5365CCD.
> > > >>>>>>
> > > >>>>>> The 47 issues resolved in this release can be found
at
> > > >>>>>> http://s.apache.org/Xbv .
> > > >>>>>>
> > > >>>>>> Please try out the candidate and vote +1/0/-1. This
vote will be
> > > open
> > > >>>>> for
> > > >>>>>> at least 72 hours. Unless objection I will try to
close it
> Monday
> > > >>>>> October
> > > >>>>>> 16, 2015 if we have sufficient votes. Three +1 votes
from PMC
> will
> > > be
> > > >>>>>> required to release.
> > > >>>>>
> > > >>>>> --
> > > >>>>> Best regards,
> > > >>>>>
> > > >>>>>  - Andy
> > > >>>>>
> > > >>>>> Problems worthy of attack prove their worth by hitting
back. -
> Piet
> > > >> Hein
> > > >>>>> (via Tom White)
> > > >>
> > >
> >
>
>
>
> --
> Best regards,
>
>    - Andy
>
> Problems worthy of attack prove their worth by hitting back. - Piet Hein
> (via Tom White)
>

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