This is the documentation for Cloudera Enterprise 5.8.x. Documentation for other versions is available at Cloudera Documentation.

V_CPU_CORES Query Option (CDH 5 only)

  Note:

This query option is no longer supported, because it affects interaction between Impala and Llama. The use of the Llama component for integrated resource management within YARN is no longer supported with CDH 5.5 / Impala 2.3 and higher.

The number of per-host virtual CPU cores to request from YARN. If set, the query option overrides the automatic estimate from Impala. Used in conjunction with the Impala resource management feature in Impala 1.2 and higher and CDH 5.

Type: numeric

Default: 0 (use automatic estimates)

Page generated July 8, 2016.