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HBase, mail # dev - ANN: The second hbase-0.96-1 release candidate is available for download


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Re: ANN: The second hbase-0.96-1 release candidate is available for download
lars hofhansl 2013-12-04, 16:58
Interesting that at least the concurrent flush part wasn't caught by the unit tests (TestAtomicOperation specifically).

________________________________
 From: Jonathan Hsieh <[EMAIL PROTECTED]>
To: "[EMAIL PROTECTED]" <[EMAIL PROTECTED]>
Sent: Wednesday, December 4, 2013 8:16 AM
Subject: Re: ANN: The second hbase-0.96-1 release candidate is available for download
 

I've filed an issue for this and will post more results there.  (against
0.96.0 etc).

https://issues.apache.org/jira/browse/HBASE-10079
On Wed, Dec 4, 2013 at 8:10 AM, Jonathan Hsieh <[EMAIL PROTECTED]> wrote:

> -1
>
> I have a new test I tried on 0.96.1rc1. (polishing to share).  Run #2 with
> flushes is a correctness regression (HBASE-6195 fixed this in 94, and I had
> verified there but it is broken here)..  I'm not sure if #3 (kill) or #4
> (kill -9) are a regression against 0.94.   Here's a link to the testcode
> (its got all kinds of caveats at the moment and will likely get turn into
> integration test).
>
> https://github.com/jmhsieh/hbase/tree/increval
>
> 5 nodes
> hadoop 2.1.0 (a pre cdh5b1 hdfs).
>  hbase 0.96.1 rc1
>
> Test: 250000 increments on a single row an single col with various number
> of client threads (IncrementBlaster).  Verify we have a count of 250000
> after the run (IncrementVerifier).
>
> Run 1: No fault injection.  5 runs.  count = 250000. on multiple runs.
>  Correctness verified.  1638 inc/s throughput.
> Run 2: flushes table with incrementing row.  count = 246875 !=250000.
>  correctness failed.  1517 inc/s throughput.
> Run 3: kill of rs hosting incremented row.  count = 243750 != 250000.
> Correctness failed.   1451 inc/s throughput.
> Run 4: one kill -9 of rs hosting incremented row.  246878.!= 250000.
>  Correctness failed. 1395 inc/s (including recovery)
>
>
>
> On Wed, Nov 27, 2013 at 7:57 PM, Stack <[EMAIL PROTECTED]> wrote:
>
>> The second hbase-0.96.1 release candidate is available for download:
>>
>>  http://people.apache.org/~stack/hbase-0.96.1RC1/
>>
>> The maven artifacts are available here:
>>
>>  https://repository.apache.org/content/repositories/orgapachehbase-016/
>>
>> The first RC was sunk by:
>>
>>   HBASE-10053 ProtobufUtil#toMutationNoData interface change causes
>> downstream
>>
>> We broke hive building against HBase.
>>
>> 137 issues [1] have been fixed since 0.96.0, mostly performance
>> improvement
>> and bug fixes.
>>
>> Shall we release this as hbase-0.96.1?  Please vote by December 3rd.
>>
>> Thanks,
>> Your HBase Team
>>
>> 1. http://goo.gl/ZgYBW2
>>
>>
>> On Tue, Nov 26, 2013 at 4:48 PM, Stack <[EMAIL PROTECTED]> wrote:
>>
>> > The first hbase-0.96.1 release candidate is available for download:
>> >
>> >  http://people.apache.org/~stack/hbase-0.96.1RC0/
>> >
>> > The staged mvn artifacts can be found here:
>> >
>> >
>> https://repository.apache.org/content/repositories/orgapachehbase-012/
>> >
>> > 127 issues [1] have been fixed since 0.96.0, mostly performance
>> improvement
>> > and bug fixes.  See below for the full list.
>> >
>> > Shall we release this as hbase-0.96.1?  Please vote by December 3rd.
>> >
>> > Thanks,
>> > Your HBase Team
>> >
>> > 1. http://goo.gl/ZgYBW2
>> >
>> > Issues fixed in this RC:
>> >
>> > HBASE-8143 HBase on Hadoop 2 with local short circuit reads (ssr) causes
>> > OOM
>> > HBASE-10015 Replace intrinsic locking with explicit locks in
>> StoreScanner
>> > HBASE-10026 HBaseAdmin#createTable could fail if region splits too fast
>> > HBASE-10024 Add an interface to create put with immutable arrays
>> > HBASE-8465 Auto-drop rollback snapshot for snapshot restore
>> > HBASE-10011 Fix some findbugs in the client
>> > HBASE-9865 Reused WALEdits in replication may cause RegionServers to go
>> OOM
>> > HBASE-9890 MR jobs are not working if started by a delegated user
>> > HBASE-9975 Not starting ReplicationSink when using custom implementation
>> > for the ReplicationSink.
>> > HBASE-9831 hbasefsck.numthreads' property isn't passed to hbck via
>> cmdline
>> > -D option
>

// Jonathan Hsieh (shay)
// Software Engineer, Cloudera
// [EMAIL PROTECTED]