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Re: 200k fate locks in zookeeper [SEC=UNOFFICIAL] - Accumulo - [mail # user]
...The zookeeper admin manual say that prop is a java system property.  So oneway to set it is via the java command line.   Could modify accumulo-env.shand modify the servers java opt...
   Author: Keith Turner, 2014-05-27, 15:48
Re: Remote connections to Accumulo - Accumulo - [mail # user]
...Seems like there is a problem connecting to hdfs.  Seems its trying toconnect to the namenode using localhost:9000.  What is your namenodeconfigured to in your hdfs config where th...
   Author: Keith Turner, 2014-05-27, 15:47
[ACCUMULO-2838] Use resolved props in DefaultConfiguration.get() - Accumulo - [issue]
...DefaultConfiguration.get() calls Property.getDefaultValue() which is slow because it does stuff w/ annotations and reflection....
http://issues.apache.org/jira/browse/ACCUMULO-2838    Author: Keith Turner, 2014-05-25, 17:52
[ACCUMULO-2839] AuditedSecurityOperation canScan is very slow even when not logging - Accumulo - [issue]
...The canScan method in AuditedSecurity operation does a lot of computation to generate a log message.  It does this computation even if it will not log that message.  When a user fr...
http://issues.apache.org/jira/browse/ACCUMULO-2839    Author: Keith Turner, 2014-05-25, 17:52
[ACCUMULO-2837] Scanning empty table can be optimized - Accumulo - [issue]
...I wrote an application that repeatedly scanned random rows in an empty table at one point.  It did not know the table was empty.  I was jstacking the tserver and repeatedly saw sta...
http://issues.apache.org/jira/browse/ACCUMULO-2837    Author: Keith Turner, 2014-05-25, 17:51
[ACCUMULO-1859] Conditional Mutation with 1000 conditions is slow. - Accumulo - [issue]
...The random walk test for conditional mutations creates a conditional mutation  with 1000 conditions.  I noticed this was really slow.   I did some further testing using MiniAc...
http://issues.apache.org/jira/browse/ACCUMULO-1859    Author: Keith Turner, 2014-05-23, 18:59
Re: [VOTE] [BLOG] New blog draft "Apache Accumulo 1.6.0 Quickstart" - Accumulo - [mail # dev]
...Maybe less words (reference relevant documentation and background info) andmore code... i.e.cd $ACCUMULO_HOME/confcp examples/3GB/native-standalone/* .vim accumulo-site.xmlvim accumulo-env.s...
   Author: Keith Turner, 2014-05-21, 18:21
Re: Losing tservers - Unusually high Last Contact times - Accumulo - [mail # user]
...On Mon, May 19, 2014 at 6:56 PM,  wrote:Also check on the zookeeper server nodes.  Is Java GC pausing tservers orzookeeper servers? ...
   Author: Keith Turner, 2014-05-20, 01:20
Re: Document-Partitioned Indexing - Optimizing Mutation Size - Accumulo - [mail # user]
...Its possible that it could run faster.   There are two things that couldenable this.If you are using the native map, then its structured as map<row, map<col,val>>.  For...
   Author: Keith Turner, 2014-05-19, 15:54
Re: Accumulo defaults - Accumulo - [mail # user]
...you can also set these in the shell w/config -s tserver.compaction.minor.concurrent.max=5config -s table.walog.enabled=falseDisabling walogs in the shell does not require a tserver restart, ...
   Author: Keith Turner, 2014-05-18, 03:53
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