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[expand - 2 more] - Re: Never ending transtionning regions. - HBase - [mail # user]
...+Dev  I think number 1 we fix what ever is leaving regions in this state.  I think we could put logic into hbck for this.  On Sat, Feb 23, 2013 at 7:36 PM, Jean-Marc Spaggiari...
   Author: Kevin O'dell, 2013-02-24, 00:41
Re: How to Upgrade Hbase using Cloudera Manager? - HBase - [mail # user]
...Vidosh,    You should just be able to do a yum upgrade hbase on each node. Please make sure HBase is stopped first.  On Sat, Feb 16, 2013 at 1:30 PM, Vidosh Sahu  wrote: ...
   Author: Kevin O'dell, 2013-02-16, 19:01
Re: HBase Region/Table Hotspotting - HBase - [mail # user]
...Hi Joarder,    Welcome to the HBase world.  Let me take some time to address your questions the best I can:   1. How often you are facing Region or Table Hotspotting in H...
   Author: Kevin O'dell, 2013-02-11, 02:32
Re: split table data into two or more tables - HBase - [mail # user]
...Alex,  Your best bet would be to do this through either MapReduce or Happybase(python).  There is not an innate way to handle that through the shell.  On Fri, Feb 8, 2013 at 1...
   Author: Kevin O'dell, 2013-02-08, 18:41
[expand - 4 more] - Re: Acceptable CPU_WIO % ? - HBase - [mail # user]
...JM,    Basically, you will have to replace failed disk and rebuild RAID0 since the other half of the data is worthless.  There is not a real recommended value, but anything un...
   Author: Kevin O'dell, 2013-02-08, 16:37
Re: Empty a table - HBase - [mail # user]
...I am a bad person, but I have that JIRA in my name.  I need to make the patch pretty.  https://issues.apache.org/jira/browse/HBASE-5525  There is a patch there that works, it ...
   Author: Kevin O'dell, 2013-02-05, 17:38
[expand - 1 more] - Re: MemStoreFlusher: region has too many store files (client timeout) - HBase - [mail # user]
...kzurek,    Okay, that is a fair flush size(I have not seen larger than 256MB).  Do you think you could send me a RS log from yesterday while you were seeing this issue?  ...
   Author: Kevin O'dell, 2013-02-05, 14:20
[expand - 1 more] - Re: Max storefile size in CDH3u4 - HBase - [mail # user]
...Lsshiu,    That is quite high.  Also, you are right on the cusp of the recommended region size for HBase .90.  If you can make the upgrade I would recommend upgrading to ...
   Author: Kevin O'dell, 2013-01-29, 00:24
Re: What's the maximum number of regions per region server? - HBase - [mail # user]
...Hi James,    How did the nodes crash?  I am asking because it would be good to know where it hurts.  As to your 6500 regions per region server, that is an order of magnit...
   Author: Kevin O'dell, 2013-01-28, 16:30
[expand - 2 more] - Re: HBase vs Hadoop memory configuration. - HBase - [mail # user]
...JM,    You would control those through the hadoop-env.sh using JOBTRACKER_OPTS, TASKTRACKER_OPTS and then setting xmx for the desired heap.  On Sun, Jan 27, 2013 at 11:33 AM, ...
   Author: Kevin O'dell, 2013-01-28, 14:45
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB