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[HBASE-6295] Possible performance improvement in client batch operations: presplit and send in background - HBase - [issue]
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...today batch algo is:for Operation o: List<Op>{ add o to todolist if todolist > maxsize or o last in list split todolist per location &nb...
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http://issues.apache.org/jira/browse/HBASE-6295
Author: Nicolas Liochon,
2013-06-18, 15:39
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[HBASE-7462] TestDrainingServer is an integration test. It should be a unit test instead - HBase - [issue]
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...TestDrainingServer tests the function that allows to say that a regionserver should not get new regions.As it is written today, it's an integration test: it starts & stops a cluster.The ...
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http://issues.apache.org/jira/browse/HBASE-7462
Author: Nicolas Liochon,
2013-06-17, 12:36
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Re: Handling regionserver crashes in production cluster - HBase - [mail # user]
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...Hum... So even a simple get shows the issue? It would be a (surprising) critical bug. Could you please try the 95.1 or the 94.8? Or write an unit test? Thanks, Nicolas On ...
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Author: Nicolas Liochon,
2013-06-13, 07:00
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Re: large heaps - HBase - [mail # dev]
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...Thanks a lot Todd, your conclusion does confirm the feeling I had around large heaps with HBase. On Thu, Jun 13, 2013 at 7:30 AM, Todd Lipcon wrote: ...
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Author: Nicolas Liochon,
2013-06-13, 06:55
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large heaps - HBase - [mail # dev]
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...Hi there, During the hackathon I had some discussions around GC on large heaps. This guy, who seems to know what he is talking about, and had a patch accepted in hotspot jdk, sai...
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Author: Nicolas Liochon,
2013-06-13, 03:35
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Re: Handling regionserver crashes in production cluster - HBase - [mail # user]
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...Yeah, it should not block the other regions. For the region server, was it a kill -9 or in simple kill (the former triggers a recovery, the later will close the region before stopping ...
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Author: Nicolas Liochon,
2013-06-12, 17:19
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Re: Handling regionserver crashes in production cluster - HBase - [mail # user]
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...What was your test exactly? You killed -9 a region server but kept the datanode alive? Could you detail the queries you were doing? On Wed, Jun 12, 2013 at 2:10 PM, kiran wrote:...
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Author: Nicolas Liochon,
2013-06-12, 14:08
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[HBASE-4955] Use the official versions of surefire & junit - HBase - [issue]
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...We currently use private versions for Surefire & JUnit since HBASE-4763.This JIRA traks what we need to move to official versions.Surefire 2.11 is just out, but, after some tests, it doe...
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http://issues.apache.org/jira/browse/HBASE-4955
Author: Nicolas Liochon,
2013-06-12, 03:07
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[HBASE-8731] Use the JDK 1.7 in the precommit env for trunk - HBase - [issue]
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...HBase today uses the jdk 1.6. In the past it created issues when we tried to use 1.7 for the core build while the precommit was on 1.6.Having the precommit on 1.7 would solve this.The best i...
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http://issues.apache.org/jira/browse/HBASE-8731
Author: Nicolas Liochon,
2013-06-11, 20:49
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Re: VOTE: hbase-0.95.1 release candidate 1 is available for download - HBase - [mail # dev]
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...I've not tested the public release, only my own build. I also haven't tested hadoop1. I've got a test in progress, let me run it for a while and coming back to you. My general feeling ...
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Author: Nicolas Liochon,
2013-06-11, 01:12
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