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Re: Checking major compaction - HBase - [mail # user]
...Kiran,    I don't believe you can.   If you have a sane region count/region size it should be over soon.  On Fri, Oct 19, 2012 at 11:37 AM, kiran  wrote:   &nbs...
   Author: Kevin O'dell, 2012-10-19, 15:46
[expand - 1 more] - Re: Merge large number of regions - HBase - [mail # user]
...Shrijeet,    Here is a thread on doing a proper incremental with Import:  http://hadoop-hbase.blogspot.com/2012/04/timestamp-consistent-backups-in-hbase.html I am a fan of thi...
   Author: Kevin O'dell, 2012-10-17, 14:39
Re: hbase can't drop a table - HBase - [mail # user]
...If you get in that situation again:  1.) Verify that you don't have any remnants of the tables in HDFS      hadoop fs -ls /hbase/  2.) If you do have any remnants an...
   Author: Kevin O'dell, 2012-10-16, 16:11
[expand - 4 more] - Re: Region in Transition - HBase - [mail # user]
...Lukas,    I am not sure I understand what you are saying there.  What I thought you did was:  hadoop fs -mv /hbase /tmp/hbase.old  Restart HBase  You should now...
   Author: Kevin O'dell, 2012-10-15, 16:17
Re: more regionservers does not improve performance - HBase - [mail # user]
...Jonathan,    Lets take a deeper look here.  What is your memstore set at for the table/CF in question?  Lets compare that value with the flush size you are seeing for you...
   Author: Kevin O'dell, 2012-10-12, 13:44
[expand - 2 more] - Re: Force the number of map tasks in MR? - HBase - [mail # user]
...Lets combine this with JD's request and work off of that thread.  Can we work off of that thread and follow up with LocalJobRunner question?  On Thu, Oct 11, 2012 at 4:44 PM, Jean-...
   Author: Kevin O'dell, 2012-10-11, 20:48
Re: NoSuchColumnFamilyException with rowcounter - HBase - [mail # user]
...Jean-Marc,    If you remove your -D flag does you command run successfully?  I always forget there this goes as well, but It should be one of the two:  ${HADOOP_HOME}/bin...
   Author: Kevin O'dell, 2012-10-11, 17:30
Re: HBase tunning - HBase - [mail # user]
...Mohit,   Michael is right most parameters usually go one way or the other depending on what you are trying to accomplish.  Memstore - raise for high write  Blockcache - raise ...
   Author: Kevin O'dell, 2012-10-06, 01:05
Re: Problem with recreation of a phantom table - HBase - [mail # user]
...Shumin,    In the future for these kinds of issues please be more methodical about it.  It is important to collect information along the way, unless this hbase instance is som...
   Author: Kevin O'dell, 2012-10-03, 13:13
[expand - 1 more] - Re: Disk space usage of HFilev1 vs HFilev2 - HBase - [mail # user]
...Anil,    Please let us know how well this works.  On Mon, Aug 27, 2012 at 4:19 PM, anil gupta  wrote:  y d i ) d y. y. y? t. m i . s    Kevin O'Dell Custom...
   Author: Kevin O'dell, 2012-08-27, 20:32
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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