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[ACCUMULO-2290] documentation should describe how to stop / start individual nodes - Accumulo - [issue]
...currently only start-all.sh and stop-all.sh are listed in sections 11.7.1. and 11.7.2.user may want to know how to (re)start individual nodes bin/accumulo admin stop server[:port]...
http://issues.apache.org/jira/browse/ACCUMULO-2290    Author: Arshak Navruzyan, 2014-12-19, 18:45
[SPARK-1229] train on array (in addition to RDD) - Spark - [issue]
...since predict method accepts either RDD or Array for consistency so should train.  (particularly since RDD.takeSample() returns Array)...
http://issues.apache.org/jira/browse/SPARK-1229    Author: Arshak Navruzyan, 2014-11-08, 11:55
Accumulo / Julia - Accumulo - [mail # user]
...Does any interface to Accumulo exist from Julia?  I am guessing you caneasily use the thrift interface but wanted to see if anyone has existingcode. ...
   Author: Arshak Navruzyan, 2014-11-06, 02:24
Re: Cloudera Manager updates support for Apache Accumulo - Accumulo - [mail # user]
...Sean,This is good news!  We are going to take full advantage of it.ArshakOn Fri, Jul 18, 2014 at 12:15 PM, Sean Busbey  wrote: ...
   Author: Arshak Navruzyan, 2014-07-18, 21:22
Re: How does Accumulo compare to HBase - Accumulo - [mail # user]
...Chuck,With regard to "the strategy to handle user queries against the corpus," wehave implementing the secondary indexing concepts of D4M and haveintroduced distributed SQL queries on t...
   Author: Arshak Navruzyan, 2014-07-11, 06:26
[ACCUMULO-2180] provide an interface for FB Presto - Accumulo - [issue]
...Presto (http://prestodb.io/) appears to be gaining support as a faster alternative to Hive.  Presto can query different data stores using connectors that provide interfaces for fetching...
http://issues.apache.org/jira/browse/ACCUMULO-2180    Author: Arshak Navruzyan, 2014-07-07, 20:16
[SPARK-1228] confusion matrix - Spark - [issue]
...utility that print confusion matrix for multi-class classification including precision and recall...
http://issues.apache.org/jira/browse/SPARK-1228    Author: Arshak Navruzyan, 2014-06-05, 09:53
[expand - 1 more] - Re: OpenTSDB - Accumulo - [mail # user]
...Eric,Curious if you've seen this error before.Thanks,Arshak2014-06-03 15:30:53,736 INFO  [main] ZooKeeper: Initiating clientconnection, connectString=accumulo://root:secret@localhost:21...
   Author: Arshak Navruzyan, 2014-06-03, 23:04
[expand - 1 more] - Re: stats and collectd - Accumulo - [mail # dev]
...Josh,Thanks for the clarification.  In terms of the current implementation,guessing the full stats are not stored anywhere.  The monitor code justpolls each tserver and keep the in...
   Author: Arshak Navruzyan, 2014-05-19, 16:45
Re: Accumulo Monitoring Page Improvements/redesign? - Accumulo - [mail # dev]
...Along these lines curious where and how monitor stores its statscurrently.  I imagine some of it comes from  !METADATA but guessing not allof it does (for example the time series)....
   Author: Arshak Navruzyan, 2014-05-12, 20:57
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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