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[HBASE-10097] Remove a region name string creation in HRegion#nextInternal - HBase - [issue]
...We're creating a String in each "nextInternal". Before HBASE-9983 this was cached, but it's not the case anymore......
http://issues.apache.org/jira/browse/HBASE-10097    Author: Nicolas Liochon, 2013-12-07, 10:40
[HBASE-9976] Don't create duplicated TableName objects - HBase - [issue]
...A profiling show that the table name is reponsible for 25% of the memory needed to keep the region locations. As well, comparisons will be faster if two identical table names are a single ja...
http://issues.apache.org/jira/browse/HBASE-9976    Author: Nicolas Liochon, 2013-12-05, 02:01
[HBASE-10011] Fix some findbugs in the client - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-10011    Author: Nicolas Liochon, 2013-11-26, 11:29
[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  @Overr...
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
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elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB