Hive Queries Failing or Slow During Sort phase
(Doc ID 1950784.1)
Last updated on OCTOBER 11, 2016
Applies to:Big Data Appliance Integrated Software - Version 3.0 and later
Multiple Hive queries or Map Reduce jobs either failing or taking long time to complete during sort phase.
In Cloudera Manager(CM) --> YARN service page indicates excessive time in garbage collection. The containers seems to be spending a lot of time in garbage collection, as a continuous garbage collection pattern (more peaks than valleys) on the NodeManager 'Time Spent in Garbage Collection' plot.
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