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[HBASE-9048] HCM throws NullPointerException under load - HBase - [issue]
...HCM uses SoftValueSortedMap to cache region locations.  Under load, some soft referred values may be GCed.  So we should check if the value is null.  Otherwise, NPE will be th...
http://issues.apache.org/jira/browse/HBASE-9048    Author: Jimmy Xiang, 2013-07-26, 23:59
[HBASE-9044] Merging regions throws NPE - HBase - [issue]
...hbase(main):003:0> merge_region '92ade79eb3ac390b09e2b19c74b56dad', '92ade79eb3ac390b09e2b19c74b56dad'2013-07-25 13:21:23,991 ERROR [main] client.HBaseAdmin: Unexpected exception: com.goo...
http://issues.apache.org/jira/browse/HBASE-9044    Author: Jimmy Xiang, 2013-07-26, 23:54
[expand - 1 more] - Re: Couple notes and questions on RegionObserver's - HBase - [mail # dev]
...Each region is a little separate key value store, moving among the RegionServer containers. If you are observing a region then your observer must be tied to the region lifecycle, or otherwis...
   Author: Andrew Purtell, 2013-07-26, 23:45
[HADOOP-9676] make maximum RPC buffer size configurable - Hadoop - [issue]
...Currently the RPC server just allocates however much memory the client asks for, without validating.  It would be nice to make the maximum RPC buffer size configurable.  This would...
http://issues.apache.org/jira/browse/HADOOP-9676    Author: Colin Patrick McCabe, 2013-07-26, 23:42
[HDFS-4979] Implement retry cache on the namenode - HDFS - [issue]
http://issues.apache.org/jira/browse/HDFS-4979    Author: Suresh Srinivas, 2013-07-26, 23:41
[HBASE-8764] Some MasterMonitorCallable should retry - HBase - [issue]
...Calls in the admin that only get status should re-try.got a call stack like:org.apache.hadoop.hbase.exceptions.PleaseHoldException: org.apache.hadoop.hbase.exceptions.PleaseHoldException: Ma...
http://issues.apache.org/jira/browse/HBASE-8764    Author: Elliott Clark, 2013-07-26, 23:39
[expand - 2 more] - Re: Merging different HDFS file for HIVE - Hive - [mail # user]
...i like #2.  so you have three, say, external tables representing your three feed files. After the third and final file is loaded then join 'em all together - maybe make the table partit...
   Author: Stephen Sprague, 2013-07-26, 23:37
Re: Review Request 12821: SQOOP-1145 Sqoop2: Use JSON object for serializing MAP input type - Sqoop - [mail # dev]
...This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/12821/#review23993   Hi Abe, thank you very much for working on this JIRA, I do have two comment...
   Author: Jarek Cecho, 2013-07-26, 23:29
[HBASE-9037] LruBlockCache is too verbose at Debug level - HBase - [issue]
...From Stack on the mailing list:I see this every 4ms or so when reading.21 2013-07-24 10:55:24,594 DEBUGorg.apache.hadoop.hbase.io.hfile.LruBlockCache: Block cache LRU evictioncompleted; free...
http://issues.apache.org/jira/browse/HBASE-9037    Author: Lars Hofhansl, 2013-07-26, 23:22
[AMBARI-2640] Going back to Customize Services page from the Install page resets certain directory values - Ambari - [issue]
...Steps to reproduce: Install using non-default directories Upon install failure, go back to Customize Services page from the left nav. Certain directories (NN dirs, SNN dir, DN dirs, Oozie Da...
http://issues.apache.org/jira/browse/AMBARI-2640    Author: Aleksandr Kovalenko, 2013-07-26, 23:19
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