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Re: Scan performance on compressed column families - HBase - [mail # user]
...Dave,    I would recommend trying it in your environment.  Like most tests you can find other blogs that argue the performance is better:  http://blog.erdemagaoglu.com/po...
   Author: Kevin O'dell, 2012-11-07, 14:02
[expand - 1 more] - Re: Hard disk replacement - HBase - [mail # user]
...Disclaimer- depending on number of drives and size of cluster you may to either offload regions or major compact after balance. On Nov 3, 2012 7:46 PM, "Kevin O'dell"  wrote:  ...
   Author: Kevin O'dell, 2012-11-03, 23:57
Re: Regionservers not connecting to master - HBase - [mail # user]
...Do you use Puppet?  On Fri, Nov 2, 2012 at 1:13 PM, Dan Brodsky  wrote:     Kevin O'Dell Customer Operations Engineer, Cloudera...
   Author: Kevin O'dell, 2012-11-02, 18:22
[expand - 2 more] - Re: Table in Inconsistent State; Perpetually pending region server transitions while loading lot of data into Hbase via MR - HBase - [mail # user]
...Ameya,   If your new table goes well(did you presplit this time?), then what we can do for the old one:  rm /hbase/tablename hbck -fixMeta -fixAssignments restart HBase if it is st...
   Author: Kevin O'dell, 2012-11-01, 19:55
Re: Does hbase.hregion.max.filesize have a limit? - HBase - [mail # user]
...There are two trains of thought here.  The first is manually splitting your own regions.  In this case you would not want your regions over 20GB for HFilev2 or 4GB for HFilev1, but...
   Author: Kevin O'dell, 2012-11-01, 13:53
[expand - 1 more] - Re: Hbase cluster for serving real time site traffic - HBase - [mail # user]
...Sorry I also forgot.  Do not run your NN and failover node with other services.  On Tue, Oct 30, 2012 at 2:15 PM, Kevin O'dell wro te:  so me to n er th e    Kevin O...
   Author: Kevin O'dell, 2012-10-30, 19:16
[expand - 3 more] - Re: adding column family to hbase table - HBase - [mail # user]
...Mike,    I don't have the code handy, but you are going to need to put that in xml format        On Tue, Oct 30, 2012 at 11:46 AM, Mike  wrote:   &nbs...
   Author: Kevin O'dell, 2012-10-30, 16:54
Re: Hadoop/Hbase 0.94.2 performance what to expect - HBase - [mail # user]
...Nick,    Can you please provide your hbase-env, hbase-site.xml, and a describe of the table in question?  Also, what is your row key setup?  When you are doing the write ...
   Author: Kevin O'dell, 2012-10-27, 13:26
[expand - 1 more] - Re: Hbase import Tsv performance (slow import) - HBase - [mail # user]
...Nick,    What versions are you using:  HDFS HBase OS  On Oct 24, 2012 10:36 AM, "Nick maillard"  wrote:  ...
   Author: Kevin O'dell, 2012-10-24, 16:18
Re: A question of storage structure for memstore? - HBase - [mail # user]
...Yes, there will be two memstores if you have two CFs. On Oct 22, 2012 7:25 AM, "yonghu"  wrote:  ...
   Author: Kevin O'dell, 2012-10-22, 12:25
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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