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RE: Filtering/Collection columns during Major Compaction - HBase - [mail # user]
...Hi Varun   No this will be needed not only for memstore. In between the scan the memstore can get flushed... That is why the MVCC  ts is also getting written to the HFile.  Ho...
   Author: Anoop Sam John, 2012-12-11, 04:10
RE: Reg:delete performance on HBase table - HBase - [mail # user]
...Hi Manoj         If I read you correctly, I think you want to aggregate some 3,4 days of data and those data you want to get deleted.  Can you think of creating tabl...
   Author: Anoop Sam John, 2012-12-06, 04:35
RE: .META. region server DDOSed by too many clients - HBase - [mail # user]
...Yes Varun I think so.   -Anoop- ________________________________________ From: Varun Sharma [[EMAIL PROTECTED]] Sent: Thursday, December 06, 2012 6:10 AM To: [EMAIL PROTECTED]; lars hof...
   Author: Anoop Sam John, 2012-12-06, 04:25
RE: Long row + column keys - HBase - [mail # user]
...Hi Varun                  It looks to be very clear that you need to use some sort of encoding scheme.  PrefixDeltaEncoding would be fine ma...
   Author: Anoop Sam John, 2012-12-04, 04:23
RE: Data Locality, HBase? Or Hadoop? - HBase - [mail # user]
...I think all is clear now.. Just to conclude, the data locality is feature provided by HDFS. When DFS client writes some data, hadoop will try to maintain the data locality. HBase region serv...
   Author: Anoop Sam John, 2012-12-04, 03:37
[HBASE-6942] Endpoint implementation for bulk deletion of data - HBase - [issue]
...We can provide an end point implementation for doing a bulk deletion of data(based on a scan) at the server side. This can reduce the time taken for such an operation as right now it need to...
http://issues.apache.org/jira/browse/HBASE-6942    Author: Anoop Sam John, 2012-12-03, 21:47
RE: Hbase Region Split not working with JAVA API - HBase - [mail # user]
...Pls give your used command for Put  as well as the java code for put.  -Anoop- ________________________________________ From: msmdhussain [[EMAIL PROTECTED]] Sent: Thursday, Novemb...
   Author: Anoop Sam John, 2012-11-16, 03:40
RE: Column Family level bloom filters - HBase - [mail # user]
...You mean column blooms right? [Bloom on rowkey & cf+qualifier] All blooms will get persisted while writing the HFile. When the HFile is opened for read the bloom info will be read and will b...
   Author: Anoop Sam John, 2012-11-06, 04:57
RE: Filters for hbase scans require reboot. - HBase - [mail # user]
...Yes Jonathan as of now we need a reboot..  Take a look at HBASE-1936. This  is not completed. You can give your thoughts there and have a look at the p atch/discussion...  -An...
   Author: Anoop Sam John, 2012-11-02, 04:06
RE: Bulk Loading - LoadIncrementalHFiles - HBase - [mail # user]
...Hi      Yes while doing the bulk load the table can be presplit. It will have  the same number of reducers as that of the region. One per region. Each HFi le that the red...
   Author: Anoop Sam John, 2012-11-02, 03:55
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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