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[HBASE-7489] TestHCM is racy - HBase - [issue]
...And the patch fixes this. Pure test issue....
http://issues.apache.org/jira/browse/HBASE-7489    Author: nkeywal, 2013-01-04, 13:50
[HBASE-6175] TestFSUtils flaky on hdfs getFileStatus method - HBase - [issue]
...This is a simplified version of a TestFSUtils issue: a sleep and the test works 100% of the time. No sleep and it becomes flaky. Root cause unknown. While the issue appears on the tests, the...
http://issues.apache.org/jira/browse/HBASE-6175    Author: nkeywal, 2012-12-21, 14:17
[HBASE-5926] Delete the master znode after a master crash - HBase - [issue]
...This is the continuation of the work done in HBASE-5844.But we can't apply exactly the same strategy: for the region server, there is a znode per region server, while for the master & ba...
http://issues.apache.org/jira/browse/HBASE-5926    Author: nkeywal, 2012-12-19, 02:16
[HBASE-7363] Fix javadocs warnings for hbase-server packages from master to end - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-7363    Author: nkeywal, 2012-12-19, 00:07
[HBASE-7271] Have a single executor for all zkWorkers in the assignment manager - HBase - [issue]
...The current strategy is to have an array of monothreaded executor, and hash the zk path to ensure that there are no two events on the same region executed in parallel  I think a single ...
http://issues.apache.org/jira/browse/HBASE-7271    Author: nkeywal, 2012-12-11, 08:40
[HBASE-6401] HBase may lose edits after a crash if used with HDFS 1.0.3 or older - HBase - [issue]
...This comes from a hdfs bug, fixed in some hdfs versions. I haven't found the hdfs jira for this.Context: HBase Write Ahead Log features. This is using hdfs append. If the node crashes, the f...
http://issues.apache.org/jira/browse/HBASE-6401    Author: nkeywal, 2012-12-05, 14:59
[HBASE-7248] Improve the resources usage in assignement - HBase - [issue]
...On top on HBASE-7246 and HBASE-7247, I've changed some parameters:hbase.regionserver.executor.openregion.threads from 3 to 300hbase.assignment.zkevent.workers from 5 to 30hbase.assignment.th...
http://issues.apache.org/jira/browse/HBASE-7248    Author: nkeywal, 2012-11-30, 19:00
[HBASE-7246] Assignment#nodeChildrenChanged calls listChildrenAndWatchForNewChildren, overloading master & zookeper needlessly - HBase - [issue]
...Assignment#nodeChildrenChanged listens to change event on hbase/unassigned, then calls listChildrenAndWatchForNewChildren. As its name says, this function gets the whole list of unnasigned r...
http://issues.apache.org/jira/browse/HBASE-7246    Author: nkeywal, 2012-11-30, 17:51
[HBASE-5877] When a query fails because the region has moved, let the regionserver return the new address to the client - HBase - [issue]
...This is mainly useful when we do a rolling restart. This will decrease the load on the master and the network load.Note that a region is not immediately opened after a close. So: it seems pr...
http://issues.apache.org/jira/browse/HBASE-5877    Author: nkeywal, 2012-11-30, 10:22
[HBASE-7220] Creating a table with 3000 regions on 2 nodes fails after 1 hour - HBase - [issue]
...I'm trying to create a table with 3000 regions on two regions servers, from the shell.It's ok on trunk a standalone config.It's ok on 0.94It's not ok on trunk: it fails after around 1 hour.I...
http://issues.apache.org/jira/browse/HBASE-7220    Author: nkeywal, 2012-11-30, 02:46
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