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[HBASE-9963] Remove the ReentrantReadWriteLock in the MemStore - HBase - [issue]
...If I'm not wrong, the MemStore is always used from the HStore. The code in HStore puts a lock before calling MemStore. So the lock in Memstore is useless. For example, in HStore  @...
http://issues.apache.org/jira/browse/HBASE-9963    Author: Nicolas Liochon, 2013-11-26, 05:53
[HBASE-9887] Optimize client pause & back-off time - HBase - [issue]
...The client can log all the retries, with this setting<property><name>hbase.client.start.log.errors.counter</name><value>0</value></property>We should use ...
http://issues.apache.org/jira/browse/HBASE-9887    Author: Nicolas Liochon, 2013-11-25, 22:22
[HBASE-9989] Add a test on get in TestClientNoCluster - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-9989    Author: Nicolas Liochon, 2013-11-22, 07:57
[HBASE-10013] Enhance the message about ZK when there is an exception - HBase - [issue]
...The default message does not include the quorum. Adding it.from2013-11-20 13:17:30,858 ERROR [main] zookeeper.ZooKeeperWatcher(442): hconnection-0x79b6489f Received unexpected KeeperExceptio...
http://issues.apache.org/jira/browse/HBASE-10013    Author: Nicolas Liochon, 2013-11-22, 00:33
[HBASE-10014] HRegion#doMiniBatchMutation rollbacks the memstore even if there is nothing to rollback. - HBase - [issue]
...See HBASE-10001...
http://issues.apache.org/jira/browse/HBASE-10014    Author: Nicolas Liochon, 2013-11-22, 00:33
[HBASE-9959] Remove some array copy - server side - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-9959    Author: Nicolas Liochon, 2013-11-20, 11:38
[HBASE-9988] DOn't use HRI#getEncodedName in the client - HBase - [issue]
...This functions does a lazy initialisation. It cost memory and it creates a synchronisation point....
http://issues.apache.org/jira/browse/HBASE-9988    Author: Nicolas Liochon, 2013-11-20, 11:38
[HBASE-9982] TestClientNoCluster should use random numbers - HBase - [issue]
...Using random number increases the number of calls to the meta scanner....
http://issues.apache.org/jira/browse/HBASE-9982    Author: Nicolas Liochon, 2013-11-19, 08:59
[HBASE-9983] Lower the memory footprint of HRegionLocation - HBase - [issue]
...It"s more or less a desperate cause...If we have a lot of regions, the size of this class becomes a problem. It's under optimized for this case...This patch is just about the trivial part...
http://issues.apache.org/jira/browse/HBASE-9983    Author: Nicolas Liochon, 2013-11-18, 18:42
[HBASE-9869] Optimize HConnectionManager#getCachedLocation - HBase - [issue]
...It javadoc says: "TODO: This method during writing consumes 15% of CPU doing lookup". This is still true, says Yourkit. With 0.96, we also spend more time in these methods. We retry more, an...
http://issues.apache.org/jira/browse/HBASE-9869    Author: Nicolas Liochon, 2013-11-18, 08:32
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