>Sent: Tuesday, March 17, 2020 20:50 >To: Daniel Westermann (DWE) <daniel.westermann@dbi-services.com>; pgsql-general@lists.postgresql.org <pgsql-general@lists.postgresql.org> >Subject: Re: Temporary tablespaces on a RAM disk
>On Tue, 2020-03-17 at 09:49 +0000, Daniel Westermann (DWE) wrote: >> is someone using temporary tablespaces on a RAM disk ? Any experiences with that? >> I did some quick tests and checked the archives but could not find any information that either confirmed it is a bad idea nor the opposite.
>Taking a step back, wouldn't it be better to increase "work_mem" >and "temp_buffers" and set "temp_file_limit", so that temporary >files are avoided whenever possible and temporary tables are cached?
I don't think you can avoid that for all cases, especially when working with large data sets. That was one of the reasons for my initial question.
>Then essentially you are using the same memory for the same purposes, >but in a supported fashion.