Re: [SPIP] SPARK-22229: RDMA Accelerated Shuffle Engine(Internet mail)

2017-10-17 Thread Yuval Degani
"Can normal hardware benifit from this RDMA optimization? 100G network is very expensive and I think only a few Spark clusters are running on it." Hi Wenchen, Yes, also RDMA supported network adapters with lower speeds - as low as 10G will show improvement in transfer time. Actually, in most cases

JVM Crashes after running example for long time

2017-10-17 Thread ashok.blend
hi We have integrated spark with yarn cluster. To test for long running cluster, we ran below script to launch application, an example programme as given at bottom. #Script which runs example infinitely /while true do echo "start $times" /opt/ficlient/Spark/spark/bin/spark-submit --class com.examp