Any read/scan  from block cache test should show some improvement with
small KVs (1Kb is large).

-Vladimir Rodionov

On Thu, Oct 2, 2014 at 10:08 AM, Jean-Marc Spaggiari <
[email protected]> wrote:

> Hi Lars,
>
> What is the exact use-case where I should see improvement? I can add it in
> my test script and re-run that part on 0.94.23 to compare.
>
> So 1k KVs, but most on the reads? On the writes? On scanning? Skipping?
>
> Thanks,
>
> JM
>
> 2014-10-02 12:43 GMT-04:00 lars hofhansl <[email protected]>:
>
> > Thanks JM.
> >
> >
> > Looking forward to some perf numbers. 0.94.24 should have a bunch of
> > improvements. (Although PE will probably not show them as it operates on
> 1k
> > KVs, and so perf is dominated by moving the KVs around.)
> >
> > -- Lars
> >
> >
> >
> > ----- Original Message -----
> > From: Jean-Marc Spaggiari <[email protected]>
> > To: dev <[email protected]>
> > Cc: lars hofhansl <[email protected]>
> > Sent: Wednesday, October 1, 2014 6:35 PM
> > Subject: Re: The 3rd hbase 0.94.24 release candidate is available for
> > download
> >
> > Downloaded, uncompressed, signature checked => Passed
> > Checked files (.TXT) and doc => Broken linkes in README.txt and 2.3.1 is
> > malformated.
> > Started standalone, checked logs and UI => Passed.
> >
> > Test suite JDK1.7 => Passed  twice, failed once:
> > Failed tests:
> >
> >
> testExceptionFromCoprocessorDuringPut(org.apache.hadoop.hbase.coprocessor.TestRegionServerCoprocessorExceptionWithAbort):
> > The put should have failed, as the coprocessor is buggy
> >
> >
> >
> testMultiRowMutationMultiThreads(org.apache.hadoop.hbase.regionserver.TestAtomicOperation):
> > expected:<0> but was:<1>
> >
> > Test suite JDK1.6 => Passed twice in a row.
> > Create table, scan, put, get, disable, drop => Passed.
> >
> > Looks good to me too. +1
> >
> > Perfs tests are running, I will report tomorrow or Friday.
> >
> > JM
> >
> >
> >
> >
> > 2014-10-01 19:41 GMT-04:00 Ted Yu <[email protected]>:
> >
> > > Verified signtaure.
> > > Ran test suite - TestSnapshotFromMaster#testSnapshotHFileArchiving
> failed
> > > but passed when run alone.
> > > Done some random shell ops.
> > > All looks good
> > >
> > > +1
> > >
> > > On Wed, Oct 1, 2014 at 2:03 PM, lars hofhansl <[email protected]>
> wrote:
> > >
> > > > +1 from me
> > > >
> > > > - Installed the binary release.
> > > > - checked signature
> > > > - checked docs, etc
> > > > - inserted some data
> > > > - flushed, compacted, scanned, etc, all good
> > > > - nothing strange in the log*
> > > >
> > > >
> > > > * I did find a message logged where we apparently do not escape
> binary
> > > > data correctly. That's not a new problem, though. Logged HBASE-12146
> > for
> > > > that.
> > > >
> > > >
> > > > Please do not forget to vote for the release. Only two days left. :)
> > > >
> > > >
> > > > -- Lars
> > > >
> > > > ________________________________
> > > > From: lars hofhansl <[email protected]>
> > > > To: Dev <[email protected]>
> > > > Sent: Monday, September 29, 2014 6:03 PM
> > > > Subject: The 3rd hbase 0.94.24 release candidate is available for
> > > download
> > > >
> > > >
> > > > The 3rd (and hopefully last) 0.94.24 RC is available for download at
> > > > http://people.apache.org/~larsh/hbase-0.94.24-rc2/
> > > > Signed with my code signing key: C7CFE328
> > > >
> > > > HBase 0.94.24 is a bug fix release with 13 fixes:
> > > >     [HBASE-11923] - Potential race condition in
> > > > RecoverableZookeeper.checkZk()
> > > >     [HBASE-11963] - Synchronize peer cluster replication connection
> > > > attempts
> > > >     [HBASE-12023] - HRegion.applyFamilyMapToMemstore creates too many
> > > > iterator objects.
> > > >     [HBASE-12077] - FilterLists create many ArrayList$Itr objects per
> > > row.
> > > >     [HBASE-11405] - Multiple invocations of hbck in parallel disables
> > > > balancer permanently
> > > >     [HBASE-11957] - Backport to 0.94 HBASE-5974 Scanner retry
> behavior
> > > > with RPC timeout on next() seems incorrect
> > > >     [HBASE-12019] - hbase-daemon.sh overwrite HBASE_ROOT_LOGGER and
> > > > HBASE_SECURITY_LOGGER variables
> > > >     [HBASE-12020] - String formatting on each RPC Invoke
> > > >     [HBASE-12022] - Payloads on Failure attempt to serialize the
> byte[]
> > > > into strings.
> > > >     [HBASE-12114] - Meta table cache hashing may access the wrong
> table
> > > >     [HBASE-12090] - Bytes: more Unsafe, more Faster
> > > >     [HBASE-12103] - Backport HFileV1Detector to 0.94
> > > >     [HBASE-12113] - Backport to 0.94: HBASE-5525 Truncate and
> preserve
> > > > region boundaries option
> > > >
> > > > The list of changes is also available here:
> > > >
> > >
> >
> https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12310753&version=12327569
> > > >
> > > > Here's the test run for this RC:
> > > > https://builds.apache.org/job/HBase-0.94.24/43/
> > > >
> > > > Please try out the RC, check out the doc, take it for a spin, etc,
> and
> > > > vote +1/-1 by EOD October 3rd on whether we should release this as
> > > 0.94.24.
> > > >
> > > > Thanks.
> > > >
> > > > -- Lars
> > > >
> > >
> >
> >
>

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