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[HBASE-7435] BuiltInGzipDecompressor is only released during full GC - HBase - [issue]
...That seems to be bug in Hadoop, actually.BuiltInGzipDecompressor.end() needs to be called to release it's resource, but it is not called anywhere in CodecPool.Instead the end() is called by ...
http://issues.apache.org/jira/browse/HBASE-7435    Author: Lars Hofhansl, 2013-04-05, 02:01
[HBASE-8188] Avoid unnecessary row compare in StoreScanner - HBase - [issue]
...When scanner batching disable (which is the default) a row compare in StoreScanner avoided, because only entire rows of data are requested.This provides a slight performance gain, especially...
http://issues.apache.org/jira/browse/HBASE-8188    Author: Lars Hofhansl, 2013-04-04, 22:16
[HBASE-8265] Simplify ScanQueryMatcher - HBase - [issue]
...HBASE-8188 has an experimental patch to simplify ScanQueryMatcher and some of its caller. In this issue we can discuss further possible changes....
http://issues.apache.org/jira/browse/HBASE-8265    Author: Lars Hofhansl, 2013-04-04, 05:40
[HBASE-6492] Remove Reflection based Hadoop abstractions - HBase - [issue]
...In 0.96 we now have the Hadoop1-compat and Hadoop2-compat projects.The reflection we're using to deal with different versions of Hadoop should be removed in favour of using the compact proje...
http://issues.apache.org/jira/browse/HBASE-6492    Author: Lars Hofhansl, 2013-04-04, 01:19
Re: Wanted your thoughts on Rolling Upgrade Testing in HBase - HBase - [mail # dev]
...Yes please. If possible it could also include a rolling downgrade.  Aleksandr Shulman  wrote:  ...
   Author: Lars Hofhansl, 2013-03-30, 03:32
[HBASE-7624] Backport HBASE-5359 and HBASE-7596 to 0.94 - HBase - [issue]
...Both HBASE-5359 and HBASE-7596 are useful and should be added to 0.94....
http://issues.apache.org/jira/browse/HBASE-7624    Author: Lars Hofhansl, 2013-03-23, 04:53
[HBASE-7866] TestSplitTransactionOnCluster.testSplitBeforeSettingSplittingInZK failed 3 times in a row - HBase - [issue]
...Looks like the jenkins machines are flaky/slow again, causing this test to fail. Same stacktrace all three times:java.lang.AssertionError at org.junit.Assert.fail(Assert.java:92) at org.juni...
http://issues.apache.org/jira/browse/HBASE-7866    Author: Lars Hofhansl, 2013-03-23, 04:53
[HBASE-8055] Null check missing in StoreFile.Reader.getMaxTimestamp() - HBase - [issue]
...We just ran into a scenario where we got the following NPE:13/03/08 11:52:13 INFO regionserver.Store: Successfully loaded store file file:/tmp/hfile-import-00Dxx0000001lmJ-09Cxx00000000Jm/CO...
http://issues.apache.org/jira/browse/HBASE-8055    Author: Lars Hofhansl, 2013-03-23, 04:53
[HBASE-8099] ReplicationZookeeper.copyQueuesFromRSUsingMulti should not return any queues if it failed to execute. - HBase - [issue]
...We just ran into an interesting scenario. We restarted a cluster that was setup as a replication source.The stop went cleanly.Upon restart all regionservers aborted within a few seconds with...
http://issues.apache.org/jira/browse/HBASE-8099    Author: Lars Hofhansl, 2013-03-15, 15:57
[HBASE-7985] TestMasterFailover.testMasterFailoverWithMockedRITOnDeadRS fails frequently in 0.94 - HBase - [issue]
...4 failures of this test in the last 6 builds....
http://issues.apache.org/jira/browse/HBASE-7985    Author: Lars Hofhansl, 2013-03-14, 16:34
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