Re: Proposal: Shared Work Mem Area - Mailing list pgsql-general

From Stephen Frost
Subject Re: Proposal: Shared Work Mem Area
Date
Msg-id ZC6+iChBZswMX+GG@tamriel.snowman.net
Whole thread Raw
In response to Proposal: Shared Work Mem Area  (Marco Fortina <marco_fortina@hotmail.it>)
List pgsql-general
Greetings,

* Marco Fortina (marco_fortina@hotmail.it) wrote:
> I would like to propose to developers a new feature to replace the private management of the work mem with a
managementthrough shared memory: allocated at the start of PostgreSQL this area should be shared to all worker
processesas for example Oracle Database PGA do. 
>
> This would allow an optimal use of this memory area by limiting only its global maximum limit and not a
configuration/allocationat the process level. 
>
> What do you think about my proposal?

There's ongoing work to provide a way to have a global maximum limit
which doesn't involve entirely reworking how work_mem works today.  The
commitfest entry for that work is here:

https://commitfest.postgresql.org/42/3867/

If you're interested in that, getting additional reviews and comments on
the work would be helpful in moving it forward.

Thanks,

Stephen

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