I think this is really heapful since OOM is usually unrecoverable. Cloudera Manager launchs most of the Hadoop components with this flag.JVM flags like -XX:+HeapDumpOnOutOfMemoryError and -XX:HeapDumpPath=... maybe useful too.

-- Quanlong
At 2018-06-14 03:37:07, "Philip Zeyliger" <[EMAIL PROTECTED]LID> wrote: