Re: Big performance slowdown from 11.2 to 13.3

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Subject: Re: Big performance slowdown from 11.2 to 13.3
From: Justin Pryzby <pryzby@xxxxxxxxxxxxx>
Date: Thu, 22 Jul 2021 12:28:52 -0500
Cc: Tom Lane <tgl@xxxxxxxxxxxxx>, David Rowley <dgrowleyml@xxxxxxxxx>, Peter Geoghegan <pg@xxxxxxx>, pgsql-performance@xxxxxxxxxxxxxx
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On Thu, Jul 22, 2021 at 05:26:26PM +0000, ldh@xxxxxxxxxxxxxxxxxx wrote:
> I tried this but not seeing max resident size data output.

Oh.  Apparently, that's not supported under windows..

#if defined(HAVE_GETRUSAGE)
        appendStringInfo(&str,
                                         "!\t%ld kB max resident size\n",

Follow-Ups:
- RE: Big performance slowdown from 11.2 to 13.3
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References:
- Re: Big performance slowdown from 11.2 to 13.3
  - From: David Rowley
- RE: Big performance slowdown from 11.2 to 13.3
  - From: ldh@xxxxxxxxxxxxxxxxxx
- RE: Big performance slowdown from 11.2 to 13.3
  - From: ldh@xxxxxxxxxxxxxxxxxx
- Re: Big performance slowdown from 11.2 to 13.3
  - From: Tom Lane
- Re: Big performance slowdown from 11.2 to 13.3
  - From: Tom Lane
- RE: Big performance slowdown from 11.2 to 13.3
  - From: ldh@xxxxxxxxxxxxxxxxxx
- Re: Big performance slowdown from 11.2 to 13.3
  - From: Justin Pryzby
- RE: Big performance slowdown from 11.2 to 13.3
  - From: ldh@xxxxxxxxxxxxxxxxxx
- Re: Big performance slowdown from 11.2 to 13.3
  - From: Justin Pryzby
- RE: Big performance slowdown from 11.2 to 13.3
  - From: ldh@xxxxxxxxxxxxxxxxxx

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