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HBase, mail # dev - [UPDATE] Finishing up 0.96 --> WAS Re: 0.95 and 0.96 remaining issues


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Re: [UPDATE] Finishing up 0.96 --> WAS Re: 0.95 and 0.96 remaining issues
Andrew Purtell 2013-08-03, 21:08
Is there a patch available for the tracing work mentioned? I don't think
I've seen anything about it.
On Saturday, August 3, 2013, Stack wrote:

> On Sat, Jul 27, 2013 at 2:52 PM, Stack <[EMAIL PROTECTED] <javascript:;>>
> wrote:
>
> > The end of July is upon us.  I intend to cut a 0.95.2 next weekend and
> > 0.95.2 will be 0.96.0 but for bug fixes and migration polish.  No more
> > 'features' will be allowed after next weekend.
> >
> >
> >
> > I have done some moving around of hbase 0.95.2 issues [1] to reflect what
> > the priorities are for this week (to my mind).  It is all about polish,
> bad
> > bugs, unit test failures, and packaging/publishing/build issues.
> >
> > I'll be working on the blockers this week [2].  A few are in need of
> > reviews; e.g. "HBASE-3787 Increment is non-idempotent but client retries
> > RPC".  Feel free to take over any blockers if you'd like to help out:
> e.g.
> > "HBASE-7386 Investigate providing some supervisor support for znode
> > deletion"
> >
> > Criticals [3] are mostly just unit test issues that are probably fixed by
> > now and another few that are patches in need of test/review: e.g.
> > "HBASE-8874 PutCombiner is skipping KeyValues while combining puts of
> same
> > row during bulkload" and "HBASE-8778 Region assigments scan table
> directory
> > making them slow for huge tables".
> >  "HBASE-6127 TestAtomicOperation#testMultiRowMutationMultiThreads
> > occasionally fails" is a bad one in need of attention.  Again, if up for
> > helping out, be our guest.
> >
> > There are some great patches hanging out in the priority major issues
> > section that are patch available that could be committed but for want of
> > review: e.g. "HBASE-8369 MapReduce over snapshot files".
> >
> > Regards the big features that are racing to make the 0.96 cutoff --
> namely
> > namespaces, tags, and serialization lib -- as I see it, Francis needs
> > reviews if namespaces are to make it, tags ditto, and the serialization
> > libs are nice-to-have auxillaries that can come in at any time.  If not
> > done by the end of this week, then as I see it, these features do not
> make
> > the cut.
> >
> > Unit tests are mostly passing.  The problematics are being worked on
> (e.g.
> > JD is on the replication set -- it likely a real problem rather than a
> > flakey test).
> >
> > How's the above sound?
> > St.Ack
> >
> > P.S. It is late but if folks want to meet this week to hack in patches
> > together, just say.  I could organize an afternoon or day if you all
> think
> > it would be a good idea.
> >
> > 1.
> >
> https://issues.apache.org/jira/browse/HBASE/fixforversion/12320040#selectedTab=com.atlassian.jira.plugin.system.project%3Aversion-issues-panel
> > 2.
> >
> https://issues.apache.org/jira/issues/?jql=project%20%3D%20HBASE%20AND%20fixVersion%20%3D%20%220.95.2%22%20AND%20resolution%20%3D%20Unresolved%20AND%20priority%20%3D%20Blocker%20ORDER%20BY%20key%20DESC
> > 3.
> >
> https://issues.apache.org/jira/issues/?jql=project%20%3D%20HBASE%20AND%20fixVersion%20%3D%20%220.95.2%22%20AND%20resolution%20%3D%20Unresolved%20AND%20priority%20%3D%20Critical%20ORDER%20BY%20key%20DESC
> >
> >
> >
> UPDATE:
>
> I was to cut 0.95.2 this weekend.  I am pushing out the cut-date to Weds or
> so of next week.  The gating factor is namespaces.  It needs a few more
> days of patch cycling.  I'll cut 0.95.2 after it goes in.  It'll be the
> last feature on the 0.95/0.96 branch.  Thereafter, only bug fixes,
> migration cleanup, and doc additions will be allowed (0.96.0RC will follow
> soon after the 0.95.2 developer release goes out).
>
> It looks like the serialization ilb will make the cut, API+Ordering; Nick
> has signed-on some consumers it seems.
>
> On KV tags, we have an outstanding -1 but -1s can change; lets see what the
> new posted patch looks like.
>
> Elliott has fancy-pants tracing that he should be able to get in before
> 0.95.2.
>
> On the dodgy-looking outstanding blockers:
>
> "HBASE-3787 Increment is non-idempotent but client retries RPC" still needs
Best regards,

   - Andy

Problems worthy of attack prove their worth by hitting back. - Piet Hein
(via Tom White)