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[expand - 3 more] - Re: HBase - Performance issue - HBase - [mail # user]
...We have this setting enabled also...    dfs.client.read.shortcircuit    trueOn Mon, Sep 8, 2014 at 12:53 PM, kiran  wrote:Thank youKiran Sarvabhotla ...
   Author: kiran, 2014-09-08, 11:28
[expand - 5 more] - Re: Hbase data loss scenario - HBase - [mail # user]
...Hi Lars,This is very mysterious for us....  Some rows are completely deleted, someof them are partially deleted with one CF present and other CF partiallypresent or not.The regions whic...
   Author: kiran, 2014-02-28, 16:33
Re: HBase random read performance - HBase - [mail # user]
...The thread ended abruptly..Can some suggest a solution for improved random read performance...Even we are facing a similar issue with multi-gets on a table with growing data...   On Wed...
   Author: kiran, 2013-09-30, 11:33
Performing intra row scans - HBase - [mail # user]
...Dear All,  We have a row where there are a million entries inserted as columns per day. The qualifier structure "prefix-reversetimestamp". I am performing a day wise slice of the column...
   Author: kiran, 2013-09-03, 10:28
[expand - 3 more] - Re: Handling regionserver crashes in production cluster - HBase - [mail # user]
...Its a simple kill... Scan is used using startrow and stoprow Scan scan = new Scan(Bytes.toBytes("adidas"), Bytes.toBytes("adidas1"));   Our cluster size is 15. The load average when I s...
   Author: kiran, 2013-06-13, 03:43
[expand - 7 more] - Re: Miserable Performance of gets - HBase - [mail # user]
...And the regions are well distributed acroos the 12 regionservers.....   On Wed, Mar 6, 2013 at 12:30 PM, kiran  wrote:    Thank you Kiran Sarvabhotla  ...
   Author: kiran, 2013-03-06, 07:01
Re: Updating from 0.90.2 to 0.94 - HBase - [mail # user]
...Hi,  We also upgraded the version very recently. If you can afford couple of minutes downtime then you can safely bring down the cluster and do upgrade. As such, there will be no data l...
   Author: kiran, 2013-02-26, 07:53
[expand - 8 more] - Re: Regions in transition - HBase - [mail # user]
...I think it might be reason for the splits. From 0.94.0, seems the default split policy has changes  http://hbase.apache.org/apidocs/org/apache/hadoop/hbase/regionserver/ConstantSizeRegi...
   Author: kiran, 2013-02-11, 05:16
Unable to .META corrupt issue - HBase - [mail # user]
...Hi,  I am unable to do any operations in hbase shell like put, get, disable or drop a table. Each time I am getting this exception  ERROR: java.io.IOException: HRegionInfo was null...
   Author: kiran, 2013-01-23, 14:21
[expand - 3 more] - Re: Increment operations in hbase - HBase - [mail # user]
...Also, the CF for the increments has been set to IN_MEMORY and bloom filter ROWCOL   On Sun, Jan 13, 2013 at 1:17 PM, kiran  wrote:    Thank you Kiran Sarvabhotla  ...
   Author: kiran, 2013-01-13, 08:34
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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