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[HBASE-13579] Avoid isCellTTLExpired() for NO-TAG cases - HBase - [issue]
...As observed in this JIRA's performance test, we are always calling the isCellTTLExpired() for every cell and internally it is parsing the keyLength, valueLength() to get the tagsLength after...
http://issues.apache.org/jira/browse/HBASE-13579    Author: ramkrishna.s.vasudevan, 2015-04-28, 12:30
[HBASE-10974] Improve DBEs read performance by avoiding byte array deep copies for key[] and value[] - HBase - [issue]
...As part of HBASE-10801, we  tried to reduce the copy of the value [] in forming the KV from the DBEs. The keys required copying and this was restricting us in using Cells and always wan...
http://issues.apache.org/jira/browse/HBASE-10974    Author: ramkrishna.s.vasudevan, 2015-04-28, 07:26
[HBASE-10800] Use CellComparator instead of KVComparator - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-10800    Author: ramkrishna.s.vasudevan, 2015-04-27, 17:33
[HBASE-13450] Purge RawBytescomparator from the writers and readers for HBASE-10800 - HBase - [issue]
...Currently KeyValue.RAW_COMPARATOR is written in the Trailer of the HFiles.  Ideally this need not be persisted to the trailer of the Hfiles because only the ROW bloom and the meta index...
http://issues.apache.org/jira/browse/HBASE-13450    Author: ramkrishna.s.vasudevan, 2015-04-24, 18:14
[HBASE-13501] Deprecate/Remove getComparator() in HRegionInfo. - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-13501    Author: ramkrishna.s.vasudevan, 2015-04-23, 11:00
[HBASE-13502] Deprecate/remove getRowComparator() in TableName - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-13502    Author: ramkrishna.s.vasudevan, 2015-04-22, 07:47
[HBASE-6147] SSH and AM.joinCluster leads to region assignment inconsistency in many cases. - HBase - [issue]
...We are facing few issues in the master restart and SSH going in parallel.Chunhui also suggested that we need to rework on this part.  This JIRA is aimed at solving all such possibilitie...
http://issues.apache.org/jira/browse/HBASE-6147    Author: ramkrishna.s.vasudevan, 2015-04-22, 01:48
[HBASE-13510] Purge ByteBloomFilter - HBase - [issue]
...In order to address the comments over in HBASE-10800 related to comparing Cell with a serialized KV's key we had some need for that in Bloom filters.  After discussing with Anoop, we fo...
http://issues.apache.org/jira/browse/HBASE-13510    Author: ramkrishna.s.vasudevan, 2015-04-20, 18:12
[HBASE-13451] Make the HFileBlockIndex blockKeys to Cells so that it could be easy to use in the CellComparators - HBase - [issue]
...After HBASE-10800 we could ensure that all the blockKeys in the BlockReader are converted to Cells (KeyOnlyKeyValue) so that we could use CellComparators. Note that this can be done only for...
http://issues.apache.org/jira/browse/HBASE-13451    Author: ramkrishna.s.vasudevan, 2015-04-20, 13:26
[HBASE-13500] Deprecate KVComparator and move to CellComparator - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-13500    Author: ramkrishna.s.vasudevan, 2015-04-20, 13:24
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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