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[HIVE-15771] CBO chooses wrong join order for TPC-DS query72
...Query72 of TPC-DS on 1TB scale generates wrong join order resulting in increased query execution time. It chooses fact-to-fact table join followed by joins with dimension tables as opposed t...
, 2017-01-31, 23:37
[HIVE-11773] LLAP: Create webapp/llap directory for MiniLlapCluster
...HIVE-11642 is throwing this exceptionCaused by: java.io.FileNotFoundException: webapps/llap not found in CLASSPATH at org.apache.hadoop.http.HttpServer2.getWebAppsPath(HttpServer2.java:759) ...
, 2017-01-28, 21:38
[HIVE-14223] beeline should look for jdbc standalone jar in dist/jdbc dir instead of dist/lib
...HIVE-13134 changed the jdbc-standalone jar path to dist/jdbc instead of dist/lib. beeline.sh still looks for the jar in dist/lib which throws the following errorls: cannot access /work/hive2...
, 2017-01-27, 02:44
[HIVE-15651] LLAP: llap status tool enhancements
...Per Siddharth Seth following enhancements can be made to llap status tool1) If state changes from an ACTIVE state to STOPPED - terminate the script immediately (fail fast)2) Add a threshold ...
, 2017-01-26, 09:13
[HIVE-15508] LLAP: Find better way to track memory usage per executor
...Many hive operators make runtime decisions based on memory usage. For getting the memory usage, Runtime.getUsed() or MemoryMXBean methods are used. This works fine for MR or Tez but for LLAP...
, 2017-01-23, 22:34
[HIVE-15503] LLAP: Fix use of Runtime.getRuntime.maxMemory in Hive operators
...ql/src/java/org/apache/hadoop/hive/ql/exec/GroupByOperator.java: maxHashTblMemory = (long) (memoryPercentage * Runtime.getRuntime().maxMemory());ql/src/java/org/apache/hadoop/hi...
, 2016-12-24, 10:40
[HIVE-15487] LLAP: Improvements to random selection while scheduling
...Currently llap scheduler, picks up random host when no locality information is specified or when all requested hosts are busy serving other requests with forced locality. In such cases, we c...
, 2016-12-23, 09:14
[HIVE-14701] Some tests in MiniLlap is not showing bucketing information in describe
...Some bucketing related tests like infer_bucket_sort_reducers_power_two.q when run in MiniLlapCliDriver is not showing bucketing information in describe formatted....
, 2016-12-22, 21:47
[HIVE-15482] LLAP: When pre-emption is disabled task scheduler gets into loop
...When pre-emption is disabled and when number of slots is 0, the scheduler can get into a loop trying to schedule the tasks without actually waiting for free slots....
, 2016-12-21, 18:57
[HIVE-15484] Fix PerfCliDriver test failures in master
, 2016-12-21, 09:15
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