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[PIG-3971] Pig on tez fails to run in Oozie in secure cluster - Pig - [issue]
http://issues.apache.org/jira/browse/PIG-3971    Author: Rohini Palaniswamy, 2014-05-30, 20:34
[PIG-3631] Improve performance of replicate-join - Pig - [issue]
...Replicated join is implemented in Tez as follows: POFRJoinTez extends POFRJoin. The difference between two is that replication hash table is constructed out of broadcasting edges in Tez inst...
http://issues.apache.org/jira/browse/PIG-3631    Author: Rohini Palaniswamy, 2014-05-30, 20:18
[PIG-3775] Use unsorted shuffle in Orderby, Skewed Join to improve performance in Tez - Pig - [issue]
...When implementing Pig union, we need to gather data from two or more upstream vertexes without sorting. The vertex itself might consists of several tasks. Same can be done for the partitione...
http://issues.apache.org/jira/browse/PIG-3775    Author: Rohini Palaniswamy, 2014-05-30, 20:18
[PIG-3838] Organize tez code into subpackages - Pig - [issue]
...Created an operators package while implementing rank. Should move all operators there. Also thinking of having other packages like plan (TezCompiler, TezDAGBuilder, planprinter classes, etc)...
http://issues.apache.org/jira/browse/PIG-3838    Author: Rohini Palaniswamy, 2014-05-30, 20:17
[PIG-3839] Umbrella jira for Pig on Tez Performance Improvements - Pig - [issue]
...Separating out performance improvements from PIG-3446 which is the main jira for Pig on Tez....
http://issues.apache.org/jira/browse/PIG-3839    Author: Rohini Palaniswamy, 2014-05-30, 20:17
[PIG-3845] Use shared edge with no multiquery - Pig - [issue]
...Currently we write map output once for every split and consume in downstream vertices. Need a custom Shared edge implementation in Tez where we can write once and read from all successor ver...
http://issues.apache.org/jira/browse/PIG-3845    Author: Rohini Palaniswamy, 2014-05-30, 20:17
[PIG-3847] Sort avoidance for group by and join - Pig - [issue]
...Group by and join only require that the records be grouped together by key. It is not necessary for the keys to be sorted. If we can have a Tez Input/Output implementation that does the grou...
http://issues.apache.org/jira/browse/PIG-3847    Author: Rohini Palaniswamy, 2014-05-30, 20:16
[PIG-3848] Dynamically switch to replicate join - Pig - [issue]
...   If data sizes are found to be small after filtering then switch to replicate join dynamically if user has not specified "using" clause explicitly. But this required support from...
http://issues.apache.org/jira/browse/PIG-3848    Author: Rohini Palaniswamy, 2014-05-30, 20:16
[PIG-3850] Optimize join followed by order by using same key - Pig - [issue]
...Possible optimizations:    1) If it is a skewed join, then we can combine ordering into it instead of doing a additional orderby as we skewed join already involves sampling.&n...
http://issues.apache.org/jira/browse/PIG-3850    Author: Rohini Palaniswamy, 2014-05-30, 20:16
[PIG-3891] FileBasedOutputSizeReader does not calculate size of files in sub-directories - Pig - [issue]
...FileBasedOutputSizeReader only includes files in the top level output directory. So if files are stored under subdirectories (For eg: MultiStorage), it does not have the bytes written correc...
http://issues.apache.org/jira/browse/PIG-3891    Author: Rohini Palaniswamy, 2014-05-30, 01:53
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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