dev@hbase.apache.org discussions for May 2014

40	On coprocessor API evolution

Because coprocessor APIs are so tightly bound with internals, if we apply suggested rules like as mentioned on HBASE-11054: I'd say policy should be no changes to method apis across minor versions ...

Andrew Purtell
May 15, 2014 at 10:32 pm
May 22, 2014 at 9:28 pm

33	ANNOUNCEMENT: Git Migration In Progress (WAS => Re: Git Migration)

SVN has been flipped read-only. The migration to git has started. See https://issues.apache.org/jira/browse/INFRA-7768 St.Ack

Michael Stack
May 21, 2014 at 5:05 am
May 28, 2014 at 9:34 pm

21	[VOTE] The 1st HBase 0.98.2 release candidate (RC0) is available

The 1st HBase 0.98.2 release candidate (RC0) is available for download at http://people.apache.org/~apurtell/0.98.2RC0/ and Maven artifacts are also available in the temporary repository ...

Andrew Purtell
May 1, 2014 at 3:50 am
May 16, 2014 at 9:29 am

20	Timestamp resolution

We have discussed this in the past. It just came up again during an internal discussion. Currently we simply store a Java timestamp (millisec since epoch), i.e. we have ms resolution. We do have 8 ...

Lars hofhansl
May 24, 2014 at 12:28 am
Jun 16, 2014 at 9:30 pm

20	We have our first victim

Ram pushed up a commit as a new branch 'trunk' instead of to 'master'. I will file an infra ticket to nuke the new branch 'trunk' as this is going to confuse people. Objections? -- Best regards, - ...

Andrew Purtell
May 23, 2014 at 5:22 pm
May 24, 2014 at 12:49 am

17	VOTE: Move to GIT

Following up on the old DISCUSSION thread on moving to git [1], lets vote (INFRA needs to see a vote). Move to GIT? [ ] +1 on yes, lets move to GIT [ ] 0 on don't care [ ] -1 on stay w/ current SVN ...

Michael Stack
May 19, 2014 at 3:32 pm
May 20, 2014 at 9:28 am

14	Two kinds of data inconsistency

Not sure whether there already had similar discussion on it, sorry for re-raising if yes. 1. data inconsistency between master and peer clusters: a). write a keyvalue KV1 at a specific coordinate ...

冯宏华
May 27, 2014 at 10:17 am
May 30, 2014 at 12:03 am

13	0.94.20RC0 tonight...

... if I can work out the git process. -- Lars

Lars hofhansl
May 22, 2014 at 10:58 pm
May 23, 2014 at 10:28 pm

12	Re: [common type encoding breakout] Re: HBase Hackathon @ Salesforce 05/06/2014 notes

Breaking off hackathon thread. The conversation around HBASE-8089 concluded with two points: - HBase should provide support for order-preserving encodings while not dropping support for the existing ...

Nick Dimiduk
May 13, 2014 at 10:00 pm
Jun 9, 2014 at 8:13 pm

10	[DISCUSSION] Avoiding merge commits

I recommend we do not push merge commits upstream. I suppose it is easy enough to filter them out when looking at history but there is no need to be merging upstream branches into your local tracking ...

Andrew Purtell
May 23, 2014 at 5:39 pm
May 26, 2014 at 9:17 am

9	[DISCUSSION] Update on HBASE-10070 / Merge into trunk

Hi, We would like to give an update on the status of HBASE-10070 work, and open up discussion for how we can do further development. We seem to be at a point where we have the core functionality of ...

Enis Söztutar
May 22, 2014 at 12:08 am
Jun 7, 2014 at 5:21 am

8	[VOTE] The 2nd HBase 0.98.3 release candidate (RC1) is available, vote closing 6/1/2014

The 2nd HBase 0.98.3 release candidate (RC1) is available for download at http://people.apache.org/~apurtell/0.98.3RC1/ and Maven artifacts are also available in the temporary repository ...

Andrew Purtell
May 26, 2014 at 9:19 pm
May 28, 2014 at 6:55 pm

7	jetty 9 on hbase? (HADOOP-10075)

hi, folks, wondering anyone already began to use Jetty 9 with HBase. We are trying to use Jetty9 in hadoop, and got the following exceptions when start HBase: ... java.lang.ClassCastException ...

Demai Ni
May 16, 2014 at 10:03 pm
May 19, 2014 at 3:03 am

6	[VOTE] The 1st hbase 0.94.20 release candidate is available for download

Just to make you folks work over the long weekend... The 1st 0.94.20 RC is available for download at http://people.apache.org/~larsh/hbase-0.94.20-rc0/ Signed with my code signing key: C7CFE328 HBase ...

Lars hofhansl
May 24, 2014 at 5:36 am
May 28, 2014 at 10:04 pm

6	Re: [VOTE] The 1st HBase 0.98.3 release candidate (RC0) is available, vote closing 5/31/2014

+1 - grabbed the hadoop-1-bin tarball, checked checksums - unpacked, checked documentation and contents - started in local mode, checked UI pages - created some tables, wrote some data - flushed, ...

Lars hofhansl
May 24, 2014 at 6:01 am
May 26, 2014 at 5:19 pm

6	Comparing the performance of 0.98.2 RC0 and 0.98.0 using YCSB

Comparing the relative performance of 0.98.2 RC0 and 0.98.0 on Hadoop 2.2.0 using YCSB. The hardware used is different than for the previous report comparing 0.98.1 to 0.98.0. However the results are ...

Andrew Purtell
May 7, 2014 at 8:07 pm
May 16, 2014 at 4:18 am

5	ANNOUCEMENT: Git Migration completed

The migration from SVN to Git has completed and folks have begun committing to the new repository already. See https://git-wip-us.apache.org/repos/asf?p=hbase.git Clone from ...

Andrew Purtell
May 22, 2014 at 4:51 pm
May 22, 2014 at 5:45 pm

5	bulkLoadHFiles failed because write lock on HRegion

Hi guys, Do bulkload Hfiles sometimes failed on my cluster because rpc time out. I found that when doing bulkload hfiles, it require wirtelock on the region when there are multi-families. But the ...

Frank Chow
May 18, 2014 at 7:05 am
May 20, 2014 at 2:17 pm

4	tables are not storing

Hi , After restarting Hbase server , what ever the tables I was inserted before those are not appearing in Hbase . Can you please let me know resolution Thanks , sravan -- View this message in ...

Sravan008
May 21, 2014 at 2:20 pm
May 23, 2014 at 8:11 am

4	In regard to HBase concurrent request

Dear All, I have 10 million records in a table. when i get single column value from hbase it takes around 10ms. My problem is when I hit 100 or more concurrent request the time slowly accumulates and ...

Tahseen Jamal
May 21, 2014 at 3:04 am
May 21, 2014 at 3:37 am

4	custom filter which extends Filter directly

Hi, Filter is an abstract class. If your filter extends Filter directly, I would be curious to know your use case. Thanks

Ted Yu
May 6, 2014 at 8:31 pm
May 15, 2014 at 6:33 pm

4	HMaster acts as HRegionServer when run on a single node

Hello, A few (3?) months ago, trunk was still acting the classical way in case of a single HBase node relying on HDFS (see config in [1]), meaning that both HMaster and HRegionServer were needed ...

Eric Charles
May 3, 2014 at 3:54 pm
May 12, 2014 at 1:06 pm

3	Working on hadoopqa

Just FYI, I am trying to fix the precommit build after git migration. In the mean time it may not work, or comment -1 erroneously. I'll update here once it is done. Enis

Enis Söztutar
May 24, 2014 at 1:08 am
May 24, 2014 at 3:02 am

3	[ANNOUNCE] Apache Phoenix has graduated as a top level project

I'm pleased to announce that Apache Phoenix has graduated from the incubator to become a top level project. Thanks so much for all your help and support - we couldn't have done it without the ...

James Taylor
May 22, 2014 at 9:46 pm
May 23, 2014 at 4:34 pm

3	Re: HBase Git checkout

Hi, I am not able to checkout the code from github (using TortoiseGit in Windows). Any clue why ? Any access permissions required ? git.exe clone --recursive --progress -v ...

Kashif Jawed Siddiqui
May 22, 2014 at 10:59 am
May 22, 2014 at 7:00 pm

3	Service Temporarily Unavailable for https://builds.apache.org/?

Is it just me?

Jean-Marc Spaggiari
May 21, 2014 at 1:16 am
May 21, 2014 at 1:25 am

3	0.94.20 soon

I'd like to do an RC for 0.94.20 soon. Looks like it'd be a nice and small release, only 7 fixes so far. 0.94 is maturing. :) Anything that should get pulled in? Thanks. -- Lars

Lars hofhansl
May 16, 2014 at 3:31 pm
May 18, 2014 at 6:15 am

3	Hadoop 1.0, 1.1, short circuit reading, and replication

Doing some local testing I noticed that replication does not work with Hadoop 1.0.x or Hadoop 1.1.x when SSR is enabled. Was banging my head at it for a while and until I realize what the issues was, ...

Lars hofhansl
May 12, 2014 at 3:29 am
May 15, 2014 at 3:52 pm

3	scan filtering for certain rows by column family

I want to do a scan of a table and only have rows that contain certain columns families be returned from the scan. For example, lets say i have 2 column families a, b, and c. I want to set a scan up ...

Cnpeyton
May 7, 2014 at 8:07 pm
May 15, 2014 at 2:03 pm

3	HBase Hackathon @ Salesforce 05/06/2014 notes

Below are some rough notes taken during first 20 minutes of our hackathon/dev meetup last Tuesday (Your secretary had to abandon note-taking for white-boarding duty and failed to pass the baton) ...

Michael Stack
May 12, 2014 at 6:00 pm
May 13, 2014 at 8:44 am

2	HBCK need write permissions?

Hi, Quick question here before I open a JIRA. Why does HBCK need write permissions if there isn't any --repair ish flag specified? Should it not only be read permissions required? JM

Jean-Marc Spaggiari
May 29, 2014 at 9:01 pm
Dec 2, 2014 at 7:19 pm

2	HBase Backup/Restore solution(HBase-7912)

hi, folks, We are working on jira HBase-7912( https://issues.apache.org/jira/browse/HBASE-7912) to open source a backup solution based on Snapshot and WAL This JiRA provides a general solution to ...

Demai Ni
May 19, 2014 at 8:38 pm
May 19, 2014 at 10:27 pm

2	MD5 output?

Hi, What is the tool used to generate the mds file we shipt with the releases? I was using md5sum to get just the md5 info bu now there is way more signatures... Thanks, JM

Jean-Marc Spaggiari
May 2, 2014 at 12:44 pm
May 2, 2014 at 2:22 pm

1	[jira] [Reopened] (HBASE-11246) Backport HBASE-11234 'FastDiffDeltaEncoder#getFirstKeyInBlock returns wrong result'

[ https://issues.apache.org/jira/browse/HBASE-11246?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ted Yu reopened HBASE-11246: ---------------------------- -- This message was ...

Ted Yu (JIRA)
May 25, 2014 at 9:30 am
May 25, 2014 at 9:32 am

1	Re: [VOTE] The 1st HBase 0.98.3 release candidate (RC0) is available, vote closing 5/31/2014

Did you build this yourself? Apache jenkins seems to take a holiday. -- Lars From: Andrew Purtell <<span class="m_body_email_addr" title="7412937bb878e132fdaaced278cdc199" apurtell@apache.org</span ...

Lars hofhansl
May 24, 2014 at 4:07 am
May 24, 2014 at 4:22 am

1	Call for Lightning Talks, Hadoop Summit HBase BoF

Hi HBasers! Subash and I are organizing the HBase Birds of a Feather (BoF) session at Hadoop Summit San Jose this year. We're looking for 4-5 brave souls willing to standup for 15 minutes and tell ...

Nick Dimiduk
May 13, 2014 at 7:09 pm
May 23, 2014 at 10:39 pm

1	[jira] [Created] (HBASE-11239) Forgot to svn add test that was part of HBASE-11171, TestCacheConfig

stack created HBASE-11239: ----------------------------- Summary: Forgot to svn add test that was part of HBASE-11171, TestCacheConfig Key: HBASE-11239 URL ...

stack (JIRA)
May 23, 2014 at 6:11 am
May 23, 2014 at 6:14 am

1	[jira] [Created] (HBASE-11213) RestoreSnapshotHelper#restoreHdfsRegions() accesses parentsMap without synchronization

Ted Yu created HBASE-11213: ------------------------------ Summary: RestoreSnapshotHelper#restoreHdfsRegions() accesses parentsMap without synchronization Key: HBASE-11213 URL ...

Ted Yu (JIRA)
May 20, 2014 at 8:10 pm
May 20, 2014 at 8:18 pm

1	Git Migration

Hi All, I created an issue for our git migrating. [0] We can follow our migration status. Fyi [0] https://issues.apache.org/jira/browse/INFRA-7768 -- Talat UYARER Websitesi: http://talat.uyarer.com ...

Talat Uyarer
May 19, 2014 at 8:48 pm
May 19, 2014 at 10:57 pm

1	[jira] [Reopened] (HBASE-11113) clone_snapshot command prints wrong name upon error

[ https://issues.apache.org/jira/browse/HBASE-11113?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrew Purtell reopened HBASE-11113: ------------------------------------ This ...

Andrew Purtell (JIRA)
May 4, 2014 at 5:51 pm
May 4, 2014 at 5:51 pm

0	[jira] [Created] (HBASE-11278) Port HBASE-11201 'Enable global procedure members to return values to procedure master' to 0.98

Ted Yu created HBASE-11278: ------------------------------ Summary: Port HBASE-11201 'Enable global procedure members to return values to procedure master' to 0.98 Key: HBASE-11278 URL ...

Ted Yu (JIRA)
May 31, 2014 at 3:12 pm
May 31, 2014 at 3:12 pm

0	[jira] [Created] (HBASE-11277) RPCServer threads can wedge under high load

Andrew Purtell created HBASE-11277: -------------------------------------- Summary: RPCServer threads can wedge under high load Key: HBASE-11277 URL: https://issues.apache.org/jira/browse/HBASE-11277 ...

Andrew Purtell (JIRA)
May 30, 2014 at 6:25 pm
May 30, 2014 at 6:25 pm

0	[jira] [Resolved] (HBASE-11271) Chaos Monkey documentation is out of date

[ https://issues.apache.org/jira/browse/HBASE-11271?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Dima Spivak resolved HBASE-11271. --------------------------------- ...

Dima Spivak (JIRA)
May 30, 2014 at 5:49 pm
May 30, 2014 at 5:49 pm

0	[jira] [Created] (HBASE-11276) Add back support for running ChaosMonkey as standalone tool

Dima Spivak created HBASE-11276: ----------------------------------- Summary: Add back support for running ChaosMonkey as standalone tool Key: HBASE-11276 URL ...

Dima Spivak (JIRA)
May 30, 2014 at 5:47 pm
May 30, 2014 at 5:47 pm

0	[jira] [Resolved] (HBASE-11236) Last flushed sequence id is ignored by ServerManager

[ https://issues.apache.org/jira/browse/HBASE-11236?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jimmy Xiang resolved HBASE-11236. --------------------------------- ...

Jimmy Xiang (JIRA)
May 30, 2014 at 5:39 pm
May 30, 2014 at 5:39 pm

0	[jira] [Resolved] (HBASE-11264) Improve VisibilityController initialization sanity checks

[ https://issues.apache.org/jira/browse/HBASE-11264?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrew Purtell resolved HBASE-11264. ------------------------------------ ...

Andrew Purtell (JIRA)
May 30, 2014 at 4:33 pm
May 30, 2014 at 4:33 pm

0	[jira] [Created] (HBASE-11275) [AccessController] postCreateTable hook fails when another CP creates table on their startup

Anoop Sam John created HBASE-11275: -------------------------------------- Summary: [AccessController] postCreateTable hook fails when another CP creates table on their startup Key: HBASE-11275 URL ...

Anoop Sam John (JIRA)
May 30, 2014 at 2:05 pm
May 30, 2014 at 2:05 pm

0	[jira] [Created] (HBASE-11274) More general single-row Condition Mutation

Liu Shaohui created HBASE-11274: ----------------------------------- Summary: More general single-row Condition Mutation Key: HBASE-11274 URL: https://issues.apache.org/jira/browse/HBASE-11274 ...

Liu Shaohui (JIRA)
May 30, 2014 at 12:58 pm
May 30, 2014 at 12:58 pm

0	[jira] [Created] (HBASE-11273) Fix jersey and slf4j deps

Nicolas Liochon created HBASE-11273: --------------------------------------- Summary: Fix jersey and slf4j deps Key: HBASE-11273 URL: https://issues.apache.org/jira/browse/HBASE-11273 Project: HBase ...

Nicolas Liochon (JIRA)
May 30, 2014 at 8:32 am
May 30, 2014 at 8:32 am

0	[jira] [Resolved] (HBASE-11201) Enable global procedure members to return values to procedure master

[ https://issues.apache.org/jira/browse/HBASE-11201?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ted Yu resolved HBASE-11201. ---------------------------- Resolution: Fixed -- ...

Ted Yu (JIRA)
May 29, 2014 at 11:16 pm
May 29, 2014 at 11:16 pm

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