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[expand - 1 more] - Re: Using iterators to generate data - Accumulo - [mail # user]
...This comes up a bit, so maybe we should add it to the FAQ (or just havebetter information about iterators in general). The short answer is thatit's usually not recommended, because there are...
   Author: William Slacum, 2014-08-30, 07:20
[ACCUMULO-1628] NPE on deep copied dumped memory iterator - Accumulo - [issue]
...Accumulo may dump memory while a scan is running and transparently switch iterators from memory to file.  If an iterator calls deepcopy after this happens, then seek will fail on the de...
http://issues.apache.org/jira/browse/ACCUMULO-1628    Author: Keith Turner, 2014-08-29, 22:46
[ACCUMULO-3096] Scans stuck and seeing error message about constraint violation - Accumulo - [issue]
...Just helped someone debug an issue. Their scans were getting stuck on a certain tserver (determined tserver by turning on debug in shell).  On the tserver, there was a contant stream of...
http://issues.apache.org/jira/browse/ACCUMULO-3096    Author: Keith Turner, 2014-08-29, 21:30
[ACCUMULO-3094] Pass back stack traces when server side exception occurs - Accumulo - [issue]
...Was discussing ACCUMULO-3092 w/ Dave Marion and the issue of why more info about server side exceptions was not transmitted back to client came up.  This was a concious design decision ...
http://issues.apache.org/jira/browse/ACCUMULO-3094    Author: Keith Turner, 2014-08-29, 19:22
[ACCUMULO-2841] Arbitrary namespace and table metadata tags - Accumulo - [issue]
...Application-level tags (tagName = tagValue) could be added to tables and namespaces, to allow applications to set application-level metadata about a namespace or table.Use cases include mana...
http://issues.apache.org/jira/browse/ACCUMULO-2841    Author: Christopher Tubbs, 2014-08-29, 19:19
[ACCUMULO-3091] Support user defined properties - Accumulo - [issue]
...Accumulo supports user supplied application code running on the server side, but it does not currently share the configuration space with users.Two specific examples come to mind, but there ...
http://issues.apache.org/jira/browse/ACCUMULO-3091    Author: Dave Marion, 2014-08-29, 19:19
[ACCUMULO-3090] VolumeChooser should be able to decide per-file - Accumulo - [issue]
...Currently, the VolumeChooser decides only once per-tablet which volume to use for that tablet. The directory is "sticky" after the decision is made. This can cause unexpected behavior for us...
http://issues.apache.org/jira/browse/ACCUMULO-3090    Author: Christopher Tubbs, 2014-08-29, 19:08
[ACCUMULO-3095] Document Backup and Recovery - Accumulo - [issue]
...Document best practices using existing Hadoop and Accumulo capabilities for backup and recovery, to include:normal instance recovery processhow to create a backup of Accumulo (what / where /...
http://issues.apache.org/jira/browse/ACCUMULO-3095    Author: Dave Marion, 2014-08-29, 18:30
[ACCUMULO-3093] Shell scan command does not find formatter - Accumulo - [issue]
...The Scan command is not using the ContextManager to find the specified formatter class. With a table using context classpath the following fails:scan -t <table> -fm <formatterClass&...
http://issues.apache.org/jira/browse/ACCUMULO-3093    Author: Dave Marion, 2014-08-29, 16:58
[ACCUMULO-2990] BatchWriter never recovers from failure(s) - Accumulo - [issue]
...In trying to understand what's happening in ACCUMULO-2964, I noticed that I had similar exceptions from two different threads. One of the threads starting working after the unexplained thrif...
http://issues.apache.org/jira/browse/ACCUMULO-2990    Author: Josh Elser, 2014-08-29, 16:46
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