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[HIVE-8843] Release RDD cache when Hive query is done [Spark Branch] - Hive - [issue]
...In some multi-inser cases, RDD.cache() is called to improve performance. RDD is SparkContext specific, but the caching is useful only for the query. Thus, once the query is executed, we need...
http://issues.apache.org/jira/browse/HIVE-8843    Author: Xuefu Zhang, 2014-12-17, 20:38
[HIVE-8406] Research on skewed join [Spark Branch] - Hive - [issue]
...Research on how to handle skewed join for hive on spark. Here is original hive's design doc for skewed join, https://cwiki.apache.org/confluence/display/Hive/Skewed+Join+Optimization....
http://issues.apache.org/jira/browse/HIVE-8406    Author: Xuefu Zhang, 2014-12-17, 16:35
[HIVE-9059] Remove wrappers for SparkJobInfo and SparkStageInfo [Spark Branch] - Hive - [issue]
...SPARK-4567 is resolved. We can remove the wrappers we added to solve the serailization issues....
http://issues.apache.org/jira/browse/HIVE-9059    Author: Xuefu Zhang, 2014-12-17, 16:29
Re: How to debug hive unit test in eclipse ? - Hive - [mail # dev]
...Besides running the test in eclipse (if possible), the other way to do isto enable debug for sure-fire and connect it with eclipse using remoteapplication debugging.http://maven.apache.org/s...
   Author: Xuefu Zhang, 2014-12-16, 15:25
[HIVE-8993] Make sure Spark + HS2 work [Spark Branch] - Hive - [issue]
...We haven't formally tested this combination yet....
http://issues.apache.org/jira/browse/HIVE-8993    Author: Xuefu Zhang, 2014-12-16, 09:53
[HIVE-9089] Error when cleaning up in spark.log [Spark Branch] - Hive - [issue]
...Error in logged in spark.log. It might be an concurrency issue:2014-12-11 05:24:58,690 ERROR [delete Spark local dirs]: storage.DiskBlockManager (Logging.scala:logError(96)) - Exception whil...
http://issues.apache.org/jira/browse/HIVE-9089    Author: Xuefu Zhang, 2014-12-12, 17:05
[HIVE-7593] Instantiate SparkClient per user session [Spark Branch] - Hive - [issue]
...SparkContext is the main class via which Hive talk to Spark cluster. SparkClient encapsulates a SparkContext instance. Currently all user sessions share a single SparkClient instance in Hive...
http://issues.apache.org/jira/browse/HIVE-7593    Author: Xuefu Zhang, 2014-12-12, 07:53
[HIVE-8849] Hive/Spark/Yarn integration [Spark Branch] - Hive - [issue]
...Most if not all of our tests so far are done on Spark local or standalone clusters. As Yarn becomes the "standard" cluster resource management framework and Spark can be deployed on Yarn, we...
http://issues.apache.org/jira/browse/HIVE-8849    Author: Xuefu Zhang, 2014-12-11, 17:44
[HIVE-7516] Add capacity control over queries running on Spark cluster [Spark Branch] - Hive - [issue]
...Add a capacity control mechanism in Hive to limit the number queries running on Spark concurrently which might overwhelm the cluster. Idea can be borrowed from Tez....
http://issues.apache.org/jira/browse/HIVE-7516    Author: Xuefu Zhang, 2014-12-11, 16:03
[HIVE-7382] Create a MiniSparkCluster and set up a testing framework [Spark Branch] - Hive - [issue]
...To automatically test Hive functionality over Spark execution engine, we need to create a test framework that can execute Hive queries with Spark as the backend. For that, we should create a...
http://issues.apache.org/jira/browse/HIVE-7382    Author: Xuefu Zhang, 2014-12-11, 15:53
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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