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[HBASE-10755] MetricsRegionSourceImpl creates metrics that start with a lower case - HBase - [issue]
...Noticed something while looking at MBeans; some metric names are capitalized while others aren't. This has the unwanted property of changing the metric names sorting. For example:Namespace_d...
http://issues.apache.org/jira/browse/HBASE-10755    Author: Jean-Daniel Cryans, 2014-03-18, 06:04
Re: block cache size questions - HBase - [mail # user]
...On Mon, Mar 17, 2014 at 6:01 AM, Linlin Du  wrote:The block cache stores blocks, which are chunks of an HFile, and are bydefault around 64KB in size. Allocation is on-demand. Learn more...
   Author: Jean-Daniel Cryans, 2014-03-17, 16:14
Re: latest stable hbase-0.94.13 cannot start master: java.lang.RuntimeException: Failed suppression of fs shutdown hook - HBase - [mail # user]
...Resurrecting this old thread. The following error:"java.lang.RuntimeException: Failed suppression of fs shutdown hook"Is caused when HBase is compiled against Hadoop 1 and has Hadoop 2 jars ...
   Author: Jean-Daniel Cryans, 2014-03-11, 20:16
Re: The 3rd HBase 0.98.0 release candidate (RC2) is available for download - HBase - [mail # dev]
...+1Downloaded the hadoop2 tarball, ran some PE, everything looks good exceptfor the annoying "Failed to retrieve nio.BufferPool direct MemoryUsed"debug line...J-DOn Thu, Feb 6, 2014 at 6:14 P...
   Author: Jean-Daniel Cryans, 2014-02-12, 22:43
[HBASE-10482] ReplicationSyncUp doesn't clean up its ZK, needed for tests - HBase - [issue]
...TestReplicationSyncUpTool failed again:https://builds.apache.org/job/HBase-TRUNK/4895/testReport/junit/org.apache.hadoop.hbase.replication/TestReplicationSyncUpTool/testSyncUpTool/It's not s...
http://issues.apache.org/jira/browse/HBASE-10482    Author: Jean-Daniel Cryans, 2014-02-12, 17:59
Re: Who creates hbase root.dir ? - HBase - [mail # user]
...IIRC it used to be an issue if the folder was already existing, even ifempty. It's not the case anymore.J-DOn Fri, Feb 7, 2014 at 3:38 PM, Jay Vyas  wrote: ...
   Author: Jean-Daniel Cryans, 2014-02-07, 23:45
[HBASE-7774] RegionObserver.prePut() cannot rely on the Put's timestamps, can even cause data loss - HBase - [issue]
...We had a user that had code that looked like this in a coprocessor's prePut():if (put.has(expectedKv))  put.add(kvSayingIFoundIt);else  put.add(kvSayingNotFound);If you h...
http://issues.apache.org/jira/browse/HBASE-7774    Author: Jean-Daniel Cryans, 2014-02-07, 23:12
[HBASE-10271] [regression] Cannot use the wildcard address since HBASE-9593 - HBase - [issue]
...HBASE-9593 moved the creation of the ephemeral znode earlier in the region server startup process such that we don't have access to the ServerName from the Master's POV. HRS.getMyEphemeralNo...
http://issues.apache.org/jira/browse/HBASE-10271    Author: Jean-Daniel Cryans, 2014-02-06, 23:50
[HBASE-9047] Tool to handle finishing replication when the cluster is offline - HBase - [issue]
...We're having a discussion on the mailing list about replicating the data on a cluster that was shut down in an offline fashion. The motivation could be that you don't want to bring HBase bac...
http://issues.apache.org/jira/browse/HBASE-9047    Author: Jean-Daniel Cryans, 2014-01-17, 01:27
[HBASE-6416] hbck dies on NPE when a region folder exists but the table does not - HBase - [issue]
...This is what I'm getting for leftover data that has no .regioninfoFirst:12/07/17 23:13:37 WARN util.HBaseFsck: Failed to read .regioninfo file for region nulljava.io.FileNotFoundException: F...
http://issues.apache.org/jira/browse/HBASE-6416    Author: Jean-Daniel Cryans, 2014-01-03, 01:29
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