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[HBASE-5359] Alter in the shell can be too quick and return before the table is altered - HBase - [issue]
...This seems to be a recent change in behavior but I'm still not sure where it's coming from.The shell is able to call HMaster.getAlterStatus before the TableEventHandler is able call AM.setRe...
http://issues.apache.org/jira/browse/HBASE-5359    Author: Jean-Daniel Cryans, 2013-03-13, 04:43
Re: GC performance/benchmark - HBase - [mail # user]
...As a datapoint, here's what I see most of the time and it happens every couple of seconds:  GC [ParNew: 115977K->13041K(118016K), 0.0483400 secs] 18741375K->18641240K(25337088K), ...
   Author: Jean-Daniel Cryans, 2013-03-07, 23:06
Re: reason to do major compaction after split - HBase - [mail # dev]
...Clean the parent would be another one.  J-D  On Thu, Mar 7, 2013 at 10:50 AM, Sergey Shelukhin  wrote:...
   Author: Jean-Daniel Cryans, 2013-03-07, 18:54
Re: Is there a way to view multiple versions of a cell in the HBase shell? - HBase - [mail # user]
...Hey Natty,  Have you tried setting VERSIONS?  J-D  On Thu, Mar 7, 2013 at 9:08 AM, Jonathan Natkins  wrote:...
   Author: Jean-Daniel Cryans, 2013-03-07, 17:21
[HBASE-6347] -ROOT- and .META. are stale in table.jsp if they moved - HBase - [issue]
...table.jsp does not use a lookup method on CatalogTracker that does not force a refresh of the cache, thus it can get a stale location if ROOT or .META. moved and the master hasn't tried to a...
http://issues.apache.org/jira/browse/HBASE-6347    Author: Jean-Daniel Cryans, 2013-03-05, 08:29
Re: Publishing HLog entries to a bus? - HBase - [mail # dev]
...Yes, I know a lot of people would love having that.  J-D  On Sat, Mar 2, 2013 at 7:08 PM, Otis Gospodnetic  wrote:...
   Author: Jean-Daniel Cryans, 2013-03-04, 19:34
Re: 0.94.2 failing regionservers - HBase - [mail # user]
...This looks a lot like:  https://issues.apache.org/jira/browse/HBASE-6479  FWIW running with V1 files is ok (unless you hit this bug obviously).  J-D  On Mon, Mar 4, 2013 ...
   Author: Jean-Daniel Cryans, 2013-03-04, 17:41
[HBASE-7972] Add a configuration for the TCP backlog in the Thrift server - HBase - [issue]
...Once THRIFT-1868 goes in, we can start letting our users configure the TCP backlog....
http://issues.apache.org/jira/browse/HBASE-7972    Author: Jean-Daniel Cryans, 2013-03-01, 19:49
Re: HBase Thrift inserts bottlenecked somewhere -- but where? - HBase - [mail # user]
...The primary unit of load distribution in HBase is the region, make sure you have more than one. This is well documented in the manual http://hbase.apache.org/book/perf.writing.html  J-D...
   Author: Jean-Daniel Cryans, 2013-03-01, 17:33
Re: Prewarming in-memory column families - HBase - [mail # user]
...It's touchy... what if the data set doesn't fit in the in-memory's part of the block cache (which is 25%)? Maybe the user only wants to keep "in-memory" those edits that are being used? What...
   Author: Jean-Daniel Cryans, 2013-02-27, 01:16
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