Any chance you can do a jmap/jhat combo and take a look at what is holding the most memory? I'm guessing we're not managing the Postgres JDBC cursor or backpressure correctly.
-- Jacques Nadeau CTO and Co-Founder, Dremio On Fri, May 13, 2016 at 9:07 AM, Stefan Sedich <[email protected]> wrote: > Just trying to do a CTAS on a postgres table, it is not huge and only has > 16 odd million rows, I end up with an out of memory after a while. > > Unable to handle out of memory condition in FragmentExecutor. > > java.lang.OutOfMemoryError: GC overhead limit exceeded > > > Is there a way to avoid this without needing to do the CTAS on a subset of > my table? >
