Re: Question about Hive on Spark

2016-08-22 Thread Xuefu Zhang
That happens per session or if certain configs are changed in the session. On Mon, Aug 22, 2016 at 5:53 PM, Tao Li wrote: > Hi, > > Looks like the Spark client (SparkClientImpl class) submits Sparks jobs to > the YARN cluster by forking a process and kicking off spark-submit script. > Are we pro

Question about Hive on Spark

2016-08-22 Thread Tao Li
Hi, Looks like the Spark client (SparkClientImpl class) submits Sparks jobs to the YARN cluster by forking a process and kicking off spark-submit script. Are we provisioning new containers every time we submit a job? There could be a perf hit by doing that. Thanks.