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Re: HTable writeAsyncBuffer - HBase - [mail # user]
...It was written to be generic, but limited to 'put' to maintain the backward compatibility. Some 'Row' do not implement 'heapSize', so we have a limitation for some types for the moment (we n...
   Author: Nicolas Liochon, 2013-12-10, 13:17
Re: RPC - Queue Time when handlers are all waiting - HBase - [mail # user]
...It's hbase.regionserver.metahandler.count. Not sure it causes the issue you're facing, thought. What's your HBase version?   On Tue, Dec 10, 2013 at 1:21 PM, Federico Gaule  wrote:...
   Author: Nicolas Liochon, 2013-12-10, 12:59
[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
Re: Integration Test Slow Do wn - HBase - [mail # dev]
...There was a real issue. HBASE-10097 should fix it.  Let me know how it works for you, Elliott. If it's possible, I would be interested to see your settings and the history of the test r...
   Author: Nicolas Liochon, 2013-12-06, 19:23
[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
Re: HBase 0.96.0 performace - HBase - [mail # dev]
...This test targets the client and the communication layers of HBase. It uses a coprocessor that keeps the region empty (HBASE-10001), and all the internal layers (memstore, cache, ...) are sk...
   Author: Nicolas Liochon, 2013-11-26, 10:43
[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
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