Could you please provide the jstack output? That would help the devs identify the blocking operation more easily.
On Thu, Oct 29, 2015 at 6:54 PM, 陈宇航 <[email protected]> wrote: > I tried to use SparkLauncher (org.apache.spark.launcher.SparkLauncher) to > submit a Spark Streaming job, however, in my test, the SparkSubmit process > got stuck in the "addJar" procedure. Only when the main process (the caller > of SparkLauncher) is killed, the submit procedeure continues to run. I ran > jstack for the process, it seems jetty was blocking it, and I'm pretty sure > there was no port conflicts. > > The environment is RHEL(RedHot Enterprise Linux) 6u3 x64, Spark runs in > standalone mode. > > Did this happen to any of you? > >
