Re: ram consumption

Petar Djurkovic <petar.djurkovic@cbs.co.rs> writes:
> When I stop postgresql instance ram mem which postgres used stay
> uncleared and I must restart host machine, why is that happen and how
> can I solve this problem?

It's unlikely that this is a bug, but: how are you stopping Postgres
exactly?  What observation convinces you that memory is not being
reclaimed?  What's the operating system?

> Version of my Postgresql is 9.4.

9.4.which exactly?

            regards, tom lane