On 03/07/2018 03:21 PM, Robert Haas wrote:
> On Wed, Mar 7, 2018 at 8:59 AM, Prabhat Sahu
> <prabhat.sahu@enterprisedb.com <mailto:prabhat.sahu@enterprisedb.com>>
> wrote:
>
> 2018-03-07 19:24:44.263 IST [54400] LOG: background worker
> "parallel worker" (PID 54482) was terminated by signal 9: Killed
>
>
> That looks like the background worker got killed by the OOM killer. How
> much memory do you have in the machine where this occurred?
>
FWIW that's usually written to the system log. Does dmesg say something
about the kill?
regards
--
Tomas Vondra http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services