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]> wrote: >Hi! > >Seeing bugs like IMPALA-7168, it leads me to think that we should recommend >folks who are running Impala to use -XX:OnOutOfMemoryError="kill -9 %p" or >equivalent on their JVMs, to simply crash the process on frontend OOM. > >Any thoughts on whether this is the right approach? > >-- Philip
