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[expand - 1 more] - Re: hbase cannot normally start regionserver in the environment of big data. - HBase - [mail # user]
...What are you hosts names and what is in your /etc/hosts file?Can you dig, dig -X and ping all your hosts including the master?Is hostname returned value mapped correctly to the IP?JM2014-11-...
   Author: Jean-Marc Spaggiari, 2014-11-07, 14:46
[expand - 1 more] - Re: Review of "HBASE-10201 Port 'Make flush decisions per column family' to trunk" please - HBase - [mail # dev]
...Ok. DEFAULT_MEMSTORE_COLUMNFAMILY_FLUSH_SIZE_LOWER_BOUND seems to preventthis. Sorry about that. I will read the entire JIRA before making any othercomment ;)2014-11-05 8:51 GMT-05:00 Jean-M...
   Author: Jean-Marc Spaggiari, 2014-11-05, 14:15
[HBASE-12415] Add add(byte[][] arrays) to Bytes. - HBase - [issue]
...Bytes already implements add (byte[] a, byte[] b) and add (byte[] a, byte[] b, byte[] c). Goal of this JIRA is to add a generic add (byte[][] arrays) method....
http://issues.apache.org/jira/browse/HBASE-12415    Author: Jean-Marc Spaggiari, 2014-11-03, 20:36
[HBASE-11562] CopyTable should provide an option to shuffle the mapper tasks - HBase - [issue]
...When doing a copy table from a table with a lot of regions to a table to way less regions, on a cluster with limited number of mappers, since map tasks are ordered by key, tasks will first r...
http://issues.apache.org/jira/browse/HBASE-11562    Author: Jean-Marc Spaggiari, 2014-10-28, 20:35
[expand - 1 more] - Re: Duplicate Value Inserts in HBase - HBase - [mail # user]
...You can do check and puts to validate if value is already there, but it'sslower...2014-10-21 8:50 GMT-04:00 Krishna Kalyan : ...
   Author: Jean-Marc Spaggiari, 2014-10-21, 13:02
Re: How to control number of regions that are moved during balance operation? - HBase - [mail # dev]
...Hi Gomes,Apart from what has already been replied (see Ted's link) you can do yourown balancer. Just extend the existing one, overwrite balanceCluster methodwhere you call the super but retu...
   Author: Jean-Marc Spaggiari, 2014-10-16, 14:52
Re: The 2nd HBase 0.98.7 release candidate (RC1) is available, vote closing 10/15/2014 - HBase - [mail # dev]
...Sorry, this was stuck in my draft folder... Did not get a chance to run theperf but will do that after Strata.Downloaded, verified signature for both hadoop1 and hadoop2, uncompressed=> A...
   Author: Jean-Marc Spaggiari, 2014-10-16, 13:55
Re: problem in installing hbase - HBase - [mail # user]
...+User mailing list-Dev mailing list (BCC)Hi Beeshma,do you have any environment variable defined? HBSE_CLASSPATH,HADOOP_CLASSPATH or other hadoop/hbase related variable defined?This is not r...
   Author: Jean-Marc Spaggiari, 2014-10-14, 19:09
Re: Too many non-used regions - HBase - [mail # user]
...To reply to the question "Can big count of non-used(!!!) regions affectwrite/read perfomance for tables which are in use.", respons is: No.If regions are not receiving writes, memstore will ...
   Author: Jean-Marc Spaggiari, 2014-10-14, 11:54
Re: Compactions nice to have features - HBase - [mail # dev]
...For #4, one more thing me might want to add is a safety valve to increasethrottle in case compaction queue become bigger than a certain value?JM2014-10-09 1:20 GMT-04:00 lars hofhansl : ...
   Author: Jean-Marc Spaggiari, 2014-10-09, 13:32
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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