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[expand - 4 more] - RE: Regionserver goes down while endpoint execution - HBase - [mail # user]
...Saurabh,             Try reading this http://hbtc2012.hadooper.cn/subject/track4Anoop%20Sam%20John2.pdf  -Anoop- ________________________________________ F...
   Author: Anoop Sam John, 2013-04-02, 06:51
RE: Truncate hbase table based on column family - HBase - [mail # user]
...varaprasad      Pls see HBaseAdmin#deleteColumn()..  You should disable the table before making an schema changes and enable back after that.  -Anoop-  ________...
   Author: Anoop Sam John, 2013-03-26, 09:16
RE: Compaction problem - HBase - [mail # user]
...@tarang  As per 4G max heap size, you will get by deafult 1.4G total memory for all the memstores (5/6 regions).. By default you will get 35% of the heap size for memstore. Is your proc...
   Author: Anoop Sam John, 2013-03-26, 09:08
RE: Getting less write throughput due to more number of columns - HBase - [mail # user]
...When the number of columns (qualifiers) are more yes it can impact the performance. In HBase every where the storage will be in terms of KVs. The key will be some thing like rowkey+cfname+co...
   Author: Anoop Sam John, 2013-03-26, 06:28
[HBASE-7869] Provide way to not start LogSyncer thread - HBase - [issue]
...In our usecase we want all the Mutations on all the tables to be immediately written and synced to WAL. We dont want the LogSyncer thread to be running in such a case.In minbatch operation w...
http://issues.apache.org/jira/browse/HBASE-7869    Author: Anoop Sam John, 2013-03-23, 04:53
RE: NameNode of Hadoop Crash? - HBase - [mail # user]
...Can you ask this question in HDFS user group pls?  -Anoop- ________________________________________ From: bhushan.kandalkar [[EMAIL PROTECTED]] Sent: Monday, March 18, 2013 12:29 PM To:...
   Author: Anoop Sam John, 2013-03-19, 03:03
[HBASE-7984] Use contains(byte[],byte[]) API added into org.apache.hadoop.hbase.util.Bytes at HTable#isValidMetaTableRow() - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-7984    Author: Anoop Sam John, 2013-03-16, 10:52
RE: region server down when scanning using mapreduce - HBase - [mail # user]
...How is the GC pattern in your RSs which are getting down? In RS logs you might be having YouAreDeadExceptions... Pls try tuning your RS memory and GC opts.  -Anoop- ____________________...
   Author: Anoop Sam John, 2013-03-12, 09:23
[HBASE-7979] Adding some utility methods in org.apache.hadoop.hbase.util.Bytes - HBase - [issue]
...We can add some more utility methods in Bytes. Have seen some in Guava's Bytes class. What I am thinking is addingcontains(byte[],byte[])indexOf(byte[], byte[])This came under the discussion...
http://issues.apache.org/jira/browse/HBASE-7979    Author: Anoop Sam John, 2013-03-12, 02:01
RE: can we use same column name for 2 different column families? - HBase - [mail # user]
...Just fine..  Go ahead.. :)  -Anoop- ________________________________________ From: Ramasubramanian Narayanan [[EMAIL PROTECTED]] Sent: Sunday, March 10, 2013 11:41 PM To: [EMAIL PR...
   Author: Anoop Sam John, 2013-03-11, 04:50
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