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Re: schema help - HBase - [mail # user]
...Hi Jimson,  Are you talking about hbase.regionserver.blockCacheHitRatio ?  http://hbase.apache.org/book/rs_metrics.html  Best Regards, Sonal Crux: Reporting for HBase  Nu...
[+ more]    Author: Sonal Goyal, 2011-08-26, 06:58
Announcing Crux - a reporting and charting application for HBase - HBase - [mail # user]
...Hi,  This mail is to announce the open sourcing of Crux, a web based reporting and charting application for HBase. Crux is Apache Licensed and helps to expose the data stored in HBase t...
   Author: Sonal Goyal, 2011-08-22, 07:02
Re: Number of tables - HBase - [mail # user]
...If your data size is big enough to warrant 3 tables, go for it. This would be the case where there are really lots of entries for user#type.  Best Regards, Sonal Crux: Reporting for HBa...
[+ more]    Author: Sonal Goyal, 2011-08-21, 17:49
Re: HBase tables snippet - HBase - [mail # user]
...Hi Vincent,  If you are able to provide some criteria for selecting the rows(rowkey/composite rowkey/column) etc, you can try using Crux at https://github.com/sonalgoyal/crux. With Crux...
   Author: Sonal Goyal, 2011-08-21, 17:33
Re: Reverse timestamp - HBase - [mail # user]
...Hi Mark,  Here is an example for generating reverse timestamps. Hope it helps:  http://devblog.streamy.com/2009/04/23/hbase-row-key-design-for-paging-limit-offset-queries/  Be...
   Author: Sonal Goyal, 2011-08-20, 09:51
Re: Not Starting Hmaster bacause of Permission denied - HBase - [mail # user]
...Hi Andy,  We run HBase under the same user, so unfortunately I havent seen your issue. But the hbase user definitely needs to own the hbase.rootdir, to be able to write to it. Do your h...
[+ more]    Author: Sonal Goyal, 2011-08-19, 16:48
Re: Fanning out hbase queries in parallel - HBase - [mail # user]
...Hi Paul,  Have you taken a look at HBase coprocessors? I think you will find them useful.  Best Regards, Sonal Hadoop ETL and Data Integration Nube Technologies      ...
   Author: Sonal Goyal, 2011-07-25, 04:03
Re: trick to running hbase on ec2? - HBase - [mail # user]
...Could it be due to security groups on EC2 - are your EC2 ports open for HBase connections?  Thanks and Regards, Sonal www.meghsoft.com http://in.linkedin.com/in/sonalgoyal    ...
   Author: Sonal Goyal, 2010-06-18, 17:59
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