Re: How to calculate how too much memory ram need a PostgreSQL Server?

https://pgtune.leopard.in.ua/#/

On Mon, Apr 5, 2021 at 1:22 PM DrakoRod <drakoflames(at)hotmail(dot)com> wrote:

> Hi folks!!
>
> I support a PostgreSQL database it grew from 100 to 300 GB in couple
> months,
> I we need tuning all OS parameters (is a virtual enviroment). Currently the
> configuration is the follow:
>
> Virtual Machine
> Ubuntu 18.04
> 12 CPUS
> 8 GB in RAM
> 400 in Disk
> Clúster database size 320 GB
>
> Some queries have times too differents, the same query sometimes it execute
> in 8 10 seconds sometimes in 12 15 minutes, many querys make joins between
> 40, 50 millions rows. I know some factors like relation between entities
> affect times, but in general I suspect the mainly problem si resources in
> OS.
>
> I suspect is a lack to memory ram but we need justify the change in OS RAM,
> so, How to calculate how too much memory ram need a PostgreSQL Server? Too
> need know how because the database size continue grows.
>
> Best Regards
> DrakoRod
>
>
>
> -----
> Dame un poco de fe, eso me bastará.
> Wolfgres - Postgres Enterprise
> --
> Sent from:
> https://www.postgresql-archive.org/PostgreSQL-admin-f2076596.html
>
>
>