Re: Does this perf output seem 'normal'?

From: Peter Devoy <peter(at)3xe(dot)co(dot)uk>
To: Alex Ignatov <a(dot)ignatov(at)postgrespro(dot)ru>
Cc: "Psql_General (E-mail)" <pgsql-general(at)postgresql(dot)org>, Jeff Janes <jeff(dot)janes(at)gmail(dot)com>
Subject: Re: Does this perf output seem 'normal'?
Date: 2016-04-28 14:50:59
Message-ID: CABoFc_iJz5FhkpGS_7TLpRnV5id2UhEyNUNKAq=0HSezYsj4Eg@mail.gmail.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-general

>Also do you know that in perf report second column is the total cpu time share and not the first
Thank you, I did notice they did not add up -- that makes more sense now.

>Can you expand node from perf report
Yes, my pleasure. I added "--call-graph fractal,2,callee" to the
command, hopefully it seems more useful:

https://cloud.githubusercontent.com/assets/4375326/14889937/a1378982-0d58-11e6-89b6-aac5e1620fbb.png

To my amateur eye it seems like there is suspicious amount of memory &
thread management going on...?

--
Peter

In response to

Responses

Browse pgsql-general by date

  From Date Subject
Next Message Steve Atkins 2016-04-28 18:00:16 Re: CREATE EXTENSION without superuser access
Previous Message Alban Hertroys 2016-04-28 14:38:53 Re: Slow join over three tables