From: Tom Lane <tgl@sss.pgh.pa.us>
To: Raj kumar <rajkumar820999@gmail.com>
cc: pgsql-admin@lists.postgresql.org
Subject: Re: Reg: connection is getting closed when doing select count(*)
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Comments: In-reply-to Raj kumar <rajkumar820999@gmail.com>
	message dated "Tue, 03 Mar 2020 15:19:29 +0530"
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Date: Tue, 03 Mar 2020 09:43:49 -0500
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Raj kumar <rajkumar820999@gmail.com> writes:
> *I have installed Postgres12 in my Macbook. I have loaded data into the
> database using pgbench. When I try to execute the command below, I am no=
t
> getting the output. Instead, connection is getting closed. Command and
> errors are written below.*

> 2020-03-03 14:59:20.868 IST [51374] STATEMENT:  select count(*) from
> pgbench_accounts;
> 2020-03-03 14:59:25.852 IST [51363] LOG:  server process (PID 51386) was
> terminated by signal 9: Killed: 9

Signal 9 is pretty unusual.  I'm going to guess that you used EDB's
installer and the problem is with JIT compilation ... does
"set jit =3D off" fix it?  If so, that's a known bug that's being
worked on, see

https://www.postgresql.org/message-id/CA%2BOCxoz0bWi%2BR2WpocfkD20Lgrg69z1=
jQ_SZd-zmdzHW0zt%2Bbg%40mail.gmail.com

			regards, tom lane