Widening to dev@spark On Mon, Aug 1, 2016 at 4:21 PM, Noorul Islam K M <noo...@noorul.com> wrote: > > Hi all, > > I was trying to test --supervise flag of spark-submit. > > The documentation [1] says that, the flag helps in restarting your > application automatically if it exited with non-zero exit code. > > I am looking for some clarification on that documentation. In this > context, does application means the driver? > > Will the driver be re-launched if an exception is thrown by the > application? I tested this scenario and the driver is not re-launched. > > ~/spark-1.6.1/bin/spark-submit --deploy-mode cluster --master > spark://10.29.83.162:6066 --class > org.apache.spark.examples.ExceptionHandlingTest > /home/spark/spark-1.6.1/lib/spark-examples-1.6.1-hadoop2.6.0.jar > > I killed the driver java process using 'kill -9' command and the driver > is re-launched. > > Is this the only scenario were driver will be re-launched? Is there a > way to simulate non-zero exit code and test the use of --supervise flag? > > Regards, > Noorul > > [1] > http://spark.apache.org/docs/latest/spark-standalone.html#launching-spark-applications
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