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[HBASE-4667] Importer for exported tables - HBase - [issue]
...Once HBase tables are backed up to a well known location, we need to be able to import them. A few flavors need to be supported here:1. Running cluster or a cluster that is not up and runnin...
http://issues.apache.org/jira/browse/HBASE-4667    Author: Karthik Ranganathan, 2012-05-31, 18:10
[HBASE-4663] MR based copier for copying HFiles - HBase - [issue]
...This copier is a modification of the distcp tool in HDFS. It does the following:1. List out all the regions in the HBase cluster for the required table2. Write the above out to a file3. Each...
http://issues.apache.org/jira/browse/HBASE-4663    Author: Karthik Ranganathan, 2012-05-23, 15:51
[HBASE-4661] Ability to export the list of files for a some or all column families for a given region - HBase - [issue]
...Should be able to query the regionservers to figure out the list of files in one/some/all column families for a given regions to determine which files to copy for a backup....
http://issues.apache.org/jira/browse/HBASE-4661    Author: Karthik Ranganathan, 2012-03-02, 06:15
Re: Delete client API. - HBase - [mail # dev]
...@Mikael:  >  By virtue of the fact that the regionserver is the only entity writing updates for a given key (each key belongs to exactly one RS) this will also be a global order...
   Author: Karthik Ranganathan, 2012-01-18, 20:04
Re: on HBase 1.0 - HBase - [mail # dev]
...My 2 cents - whatever branch we decide to put out as 1.0, I think we should have a stability/testing phase without adding too many features, so that it is pretty stable to end users.   ...
   Author: Karthik Ranganathan, 2011-11-17, 00:01
HBase backups architecture - HBase - [mail # dev]
...Hey guys  Have written a short blurb about the HBase backups solution, please take a  look and let me know if something is not clear/there are not enough details . It deals with th...
   Author: Karthik Ranganathan, 2011-11-16, 19:25
Re: Upgrading master hardware - HBase - [mail # user]
...Mark,  If the NN goes down the entire HBase cluster will be halted. If the HMaster is down, you will not be able to get regions assigned (in case any regionserver goes down).  So t...
   Author: Karthik Ranganathan, 2011-11-16, 18:53
Re: hbase.regionserver.handler.count - HBase - [mail # user]
...@Mark - like Doug said its dependent on the hardware SKU and load type. We (at FB) are using 300 handlers on a box with 16 cores and 48G (24G for RS).  On 11/15/11 9:43 AM, "Mark"  ...
   Author: Karthik Ranganathan, 2011-11-15, 18:54
Re: Please welcome the dynamic K-squared duo, Kannan and Karthick, our latest hbase committers! - HBase - [mail # dev]
...Thanks guys!  Karthik  On 10/31/11 2:31 PM, "Doug Meil"  wrote:  ...
   Author: Karthik Ranganathan, 2011-10-31, 23:22
Re: s/Karthick/Karthik/ in "Please welcome the dynamic K-squared duo, Kannan and Karthick, our latest hbase committers!" - HBase - [mail # dev]
...No worries at all  Stack :)  Thanks guys, excited to be a part of the team!  Thanks Karthik  On 10/31/11 12:29 PM, "Stack"  wrote:  ...
   Author: Karthik Ranganathan, 2011-10-31, 23:19
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