Re: [HACKERS] Parallel tuplesort (for parallel B-Tree index creation) - Mailing list pgsql-hackers

From Tomas Vondra
Subject Re: [HACKERS] Parallel tuplesort (for parallel B-Tree index creation)
Date
Msg-id 0bd41f06-6a75-e659-b2fc-20bb7f7577c3@2ndquadrant.com
Whole thread Raw
In response to Re: [HACKERS] Parallel tuplesort (for parallel B-Tree index creation)  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: [HACKERS] Parallel tuplesort (for parallel B-Tree index creation)
List pgsql-hackers
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


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