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[ACCUMULO-227] Improve in memory map counts to provide cell level uniqueness for repeated columns in  mutation - Accumulo - [issue]
...Currently for isolation we only isolate mutations. This doesn't allow mutations with identical cells within it. We should increase the mutation counts to account for each individual cell ins...
http://issues.apache.org/jira/browse/ACCUMULO-227    Author: John Vines, 2014-11-25, 15:33
[ACCUMULO-3236] Clone table into an existing table - Accumulo - [issue]
...Currently we have the ability to clone a table, which takes all files belonging to an existing table and then makes them owned by a second, brand new table. I think there is a logic extensio...
http://issues.apache.org/jira/browse/ACCUMULO-3236    Author: John Vines, 2014-11-24, 18:52
[ACCUMULO-1549] Migrating MAC to use TestingServer for ZooKeeper - Accumulo - [issue]
...Currently we start an in Java Process to run ZooKeeper for MAC. Curator has a TestingServer, which is an already managed in memory ZooKeeper. We should switch to this after the Curator migra...
http://issues.apache.org/jira/browse/ACCUMULO-1549    Author: John Vines, 2014-11-21, 23:10
[ACCUMULO-3359] FileManager.reserverReaders provides no pooling for meta table files - Accumulo - [issue]
...We have tserver.scan.files.open.max, which can be used to control how many files we open at scan time. If we have several long running queries, this can cause starvation of operations readin...
http://issues.apache.org/jira/browse/ACCUMULO-3359    Author: John Vines, 2014-11-21, 17:56
[ACCUMULO-3357] Replace ScanTask's resultQueue with Future - Accumulo - [issue]
...ScanTask has a single element ArrayBlockQueue<Object> it uses to pass results back from the worker thread / pass errors back / wait for worker thread to complete. This sounds like the ...
http://issues.apache.org/jira/browse/ACCUMULO-3357    Author: John Vines, 2014-11-21, 04:03
[ACCUMULO-3349] LruBlockCache is miscalculating sizes - Accumulo - [issue]
...On a system, we have index configured to 512MB and data block caches set to 1GB. I'm seeing the total size seemingly horrendously miscalculated, resulting in a LOT of eviction calls.2014-11-...
http://issues.apache.org/jira/browse/ACCUMULO-3349    Author: John Vines, 2014-11-21, 01:39
[ACCUMULO-3344] memDump file should be 600, not 644 permissions - Accumulo - [issue]
...the memDump file is created whenever we minor compact mid-scan. It gets created on the local filesystem in /tmp with name memDump+randomUuid.rf. Then the file gets switched for all the itera...
http://issues.apache.org/jira/browse/ACCUMULO-3344    Author: John Vines, 2014-11-20, 20:50
[ACCUMULO-1489] Test Kerberos work with Apache Directory - Accumulo - [issue]
...Apache Directory allows you to spin up a Kerberos server on the fly for testing. We should probably utilize this to have real tests for the Kerberos implementation....
http://issues.apache.org/jira/browse/ACCUMULO-1489    Author: John Vines, 2014-11-20, 14:59
[ACCUMULO-3343] EOFException when source switching iterator fires - Accumulo - [issue]
...On a high ingest/query cluster (between 10-20 nodes) I see the following -2014-11-14 22:08:12,745 [tserver.InMemoryMap] ERROR: Failed to create mem dump filejava.io.EOFException   ...
http://issues.apache.org/jira/browse/ACCUMULO-3343    Author: John Vines, 2014-11-19, 23:26
[ACCUMULO-3345] Redundant logging on failed multi-scans - Accumulo - [issue]
...When a multi scan fails, for whatever reason, it gets double logged. This makes it harder to track down. We should settle on the logging coming from one location.The locations in question ar...
http://issues.apache.org/jira/browse/ACCUMULO-3345    Author: John Vines, 2014-11-19, 18:11
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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