Re: plpgsql memory leaks

Hi,

On Fri, Jan 12, 2024 at 11:02:14AM +0100, Pavel Stehule wrote:
> pá 12. 1. 2024 v 10:27 odesílatel Pavel Stehule <pavel.stehule@gmail.com>
> napsal:
> 
> > Hi
> >
> > I have reported very memory expensive pattern:

[...]

> > takes lot of megabytes of memory too.
> 
> The megabytes leaks are related to JIT. With JIT off the memory consumption
> is significantly less  although there are some others probably.

I cannot readily reproduce this.

Which version of Postgres is this and on which platform/distribution?

Did you try keep jit on but set jit_inline_above_cost to 0?

The back-branches have a fix for the above case, i.e. llvmjit memleaks
that can be worked-around by setting jit_inline_above_cost=0.


Michael