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[ACCUMULO-2757] millions of zookeeper watches - Accumulo - [issue]
...I recently learned how to get the number of watches in a zookeeper node.$ echo wchp | nc localhost 2181There are a surprising number of watches supporting table configuration.  A single...
http://issues.apache.org/jira/browse/ACCUMULO-2757    Author: Eric Newton, 2014-07-02, 21:07
[ACCUMULO-118] accumulo could work across HDFS instances, which would help it to scale past a single namenode - Accumulo - [issue]
...Consider using full path names to files, which would allow the servers to access the files on any HDFS file system.Work may exist elsewhere to run HDFS using a number of NameNode instances t...
http://issues.apache.org/jira/browse/ACCUMULO-118    Author: Eric Newton, 2014-07-02, 20:19
[ACCUMULO-2970] refactor o.a.a.client.impl.Tables - Accumulo - [issue]
...While looking into ACCUMULO-2757, I noticed that Tables had a bunch of table name Validators that were only used in the Master.  Move this code to the Master....
http://issues.apache.org/jira/browse/ACCUMULO-2970    Author: Eric Newton, 2014-07-02, 17:45
[ACCUMULO-2969] eliminate table watches in clients by using Thrift to find the table map - Accumulo - [issue]
...Presently, table map information is read directly from zookeeper.  This information is pulled using the ZooCache, which adds watches to each table znode, and the name znode.  The s...
http://issues.apache.org/jira/browse/ACCUMULO-2969    Author: Eric Newton, 2014-07-02, 17:36
Re: [GitHub] accumulo pull request: ACCUMULO-2943 Fixing failures where no RNG ... - Accumulo - [mail # dev]
...I'm confused... the diff contains updates to the pom for newer dependencies(jetty, log4j).  Is the patch against 1.6 or master?I'm not a regular github user (and my git knowledge consis...
   Author: Eric Newton, 2014-07-01, 13:38
[ACCUMULO-2952] DefaultLoadBalancer takes a long time when tablets are highly unbalanced - Accumulo - [issue]
...After creating a thousand splits on a large cluster, I noticed the master was only moving tablets to one server at a time....
http://issues.apache.org/jira/browse/ACCUMULO-2952    Author: Eric Newton, 2014-07-01, 06:30
[ACCUMULO-2961] ReplicationIT#singleTableWithSingleTarget is failing intermittently - Accumulo - [issue]
...Error MessageReplication table was never createdStacktracejava.lang.AssertionError: Replication table was never created at org.junit.Assert.fail(Assert.java:88) at org.junit.Assert.assertTru...
http://issues.apache.org/jira/browse/ACCUMULO-2961    Author: Eric Newton, 2014-06-30, 23:16
Re: Scanner.estimatedCount()? - Accumulo - [mail # user]
...Short answer: no.Long answer:You can scan the metadata table for the count/size of the files.You can query tablet servers for the basic stats of every tablet for agiven table.  This is ...
   Author: Eric Newton, 2014-06-27, 14:40
Re: Table entries in Accumulo removed ? - Accumulo - [mail # user]
...Remember, it is an estimate, and can be wrong, especially with bulk importsand splits.-EricOn Wed, Jun 25, 2014 at 3:29 PM, Josh Elser  wrote: ...
   Author: Eric Newton, 2014-06-25, 19:52
paper - Accumulo - [mail # user]
...Drew Farris pointed this paper out to me:http://arxiv.org/ftp/arxiv/papers/1406/1406.4923.pdf"100,000,000 database inserts per second using Accumulo and D4M"-Eric ...
   Author: Eric Newton, 2014-06-25, 18:36
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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