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Re: Hbase Performance Issue - HBase - [mail # user]
...It's very strange that you don't see a perf improvement when you increase the number of nodes. Nothing in what you've done change the performances at the end?  You may want to check: &n...
   Author: Nicolas Liochon, 2014-01-06, 10:45
[HBASE-8731] Use the JDK 1.7 in the precommit env for trunk - HBase - [issue]
...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...
http://issues.apache.org/jira/browse/HBASE-8731    Author: Nicolas Liochon, 2013-12-27, 16:35
Re: HBASE-6104 - HBase - [mail # dev]
...I've been bitten by this in the past as well. Our precommit env is specific to hadoop. It launches a specific script, and this script overrides the jenkins property (source ${WORKSPACE}/nigh...
   Author: Nicolas Liochon, 2013-12-26, 09:55
[HBASE-9987] Remove some synchronisation points in HConnectionManager - HBase - [issue]
...Change a Map to a concurrentMapRemoved the "cachedServer (introduced in HBASE-4785). I suspect that this function is not needed anymore as we also have a list of dead servers, and accessing ...
http://issues.apache.org/jira/browse/HBASE-9987    Author: Nicolas Liochon, 2013-12-18, 22:57
[HBASE-10001] Add a coprocessor to help testing the performances without taking into account the i/o - HBase - [issue]
...We have a mockup to test only the client. If we want to include the network, without beeing limited by the i/o, we don't have much tools.This coprocessor helps to test this.I put it in the m...
http://issues.apache.org/jira/browse/HBASE-10001    Author: Nicolas Liochon, 2013-12-18, 22:53
[HBASE-10012] Hide ServerName constructor - HBase - [issue]
...If we want to share the instances of ServerName, we need to hide the constructor, and do as we do in TableName.This patch is just about the refactoring of "new ServerName" to ServerName.valu...
http://issues.apache.org/jira/browse/HBASE-10012    Author: Nicolas Liochon, 2013-12-17, 15:52
[HBASE-10024] Add an interface to create put with immutable arrays - HBase - [issue]
...The 'Put' does a copy of the data. This simplifies the client, as there is no risk to modify something used someone else. But it means we do a lot of array copy, including within HBase code ...
http://issues.apache.org/jira/browse/HBASE-10024    Author: Nicolas Liochon, 2013-12-16, 18:47
[HBASE-9862] manage error per server and per region in the protobuffed client - HBase - [issue]
...The patch does not change anything else than the description says. The changes are about extracting the common paths....
http://issues.apache.org/jira/browse/HBASE-9862    Author: Nicolas Liochon, 2013-12-16, 18:47
[HBASE-9958] Remove some array copy, change lock scope in locateRegion - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-9958    Author: Nicolas Liochon, 2013-12-16, 18:46
[expand - 1 more] - Re: Guava 15 - HBase - [mail # user]
...That means more or less backporting the patch to the 0.94, no? It should work imho.     On Mon, Dec 16, 2013 at 3:16 PM, Kristoffer Sjögren wrote:  ...
   Author: Nicolas Liochon, 2013-12-16, 15:05
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