-----Original Message----- From: Justin Pryzby <pryzby@xxxxxxxxxxxxx> Sent: Thursday, July 22, 2021 13:29 To: ldh@xxxxxxxxxxxxxxxxxx Cc: Tom Lane <tgl@xxxxxxxxxxxxx>; David Rowley <dgrowleyml@xxxxxxxxx>; Peter Geoghegan <pg@xxxxxxx>; pgsql-performance@xxxxxxxxxxxxxx Subject: Re: Big performance slowdown from 11.2 to 13.3 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", ---------------------------- Hello, Damn... I know Windows is a lower priority, and this is yet another issue, but in Healthcare, Windows is so prevalent everywhere... Thank you, Laurent.