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[DRILL-2088] BitVector.Mutator.setValueCount() fails with invalid buffer access - Drill - [issue]
...Run the following physical plan:{    head:{        type:"APACHE_DRILL_PHYSICAL",        version:"1",      ...
http://issues.apache.org/jira/browse/DRILL-2088    Author: Venki Korukanti, 2015-01-29, 00:11
[DRILL-2080] Add IO wait time stats for Parquet and Json input files - Drill - [issue]
...Currently time spent in IO read time is included as part of the total processing time. This JIRA is to measure the IO read time separately and add it to OperatorStats. Implementation details...
http://issues.apache.org/jira/browse/DRILL-2080    Author: Venki Korukanti, 2015-01-27, 04:00
[DRILL-2034] Use the correct schema when creating FileSystem object in HiveScan - Drill - [issue]
...We currently get the FileSystem object using FileSystem.get(JobConf) which always returns the FileSystem implementation of default FS setting in conf. This causes problem when Hive MetaStore...
http://issues.apache.org/jira/browse/DRILL-2034    Author: Venki Korukanti, 2015-01-20, 06:19
[DRILL-1993] Fix allocation issues in HashTable and HashAgg to reduce memory waste - Drill - [issue]
...Issues found:+ Key container allocation issue in HashTableCurrently we allocate 2^16 records capacity memory for "hashValues" and "links" vectors in each BatchHolder, but for "key" holders w...
http://issues.apache.org/jira/browse/DRILL-1993    Author: Venki Korukanti, 2015-01-16, 23:18
[DRILL-1990] Add peak memory allocation in a operator to OperatorStats. - Drill - [issue]
...Currently we have "localMemoryAllocated" which is always set to zero as we try to fill the stats at the end of fragment execution by calling allocator.getAllocatedMemory() which at that poin...
http://issues.apache.org/jira/browse/DRILL-1990    Author: Venki Korukanti, 2015-01-16, 23:18
[DRILL-1991] Code indendation and formatting cleanup for few files - Drill - [issue]
...Reformatted using IDE auto format except removing two unused static variables....
http://issues.apache.org/jira/browse/DRILL-1991    Author: Venki Korukanti, 2015-01-16, 23:17
[DRILL-1992] Add more stats for HashJoinBatch and HashAggBatch - Drill - [issue]
...Adding more stats to analyze the memory usage of HashJoinBatch and HashAggBatch.HashJoinBatch  + HASHTABLE_MEMORY_ALLOCATION  + HASHTABLE_NUM_BATCHHOLDERS  + HA...
http://issues.apache.org/jira/browse/DRILL-1992    Author: Venki Korukanti, 2015-01-13, 18:27
[DRILL-1928] Refactor filter pushdown code - Drill - [issue]
...Currently in many places (InfoSchema, HBase, MongoDB and FS/Hive partition pruning) we have logic to push the filter into scan.1. We can have common code for visiting the expression tree and...
http://issues.apache.org/jira/browse/DRILL-1928    Author: Venki Korukanti, 2015-01-05, 18:23
[DRILL-1523] Invalid function resolution when varchar type argument is passed to stddev function. - Drill - [issue]
...Executing following query results in error in compiling the generated code in streaming agg batch. It should throw error saying there is no "stddev" function implementation found for varchar...
http://issues.apache.org/jira/browse/DRILL-1523    Author: Venki Korukanti, 2015-01-04, 21:29
[DRILL-1815] HiveScan is not considering data locality when applying work assignments to nodes - Drill - [issue]
http://issues.apache.org/jira/browse/DRILL-1815    Author: Venki Korukanti, 2014-12-05, 18:26
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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