Marc Cousin <mcousin(at)sigma(dot)fr> writes:
> I'm having a problem with plpgsql functions leaking memory.
Your example shows absolutely no memory leak here, in either 8.3.3
or CVS HEAD.
> I see the postgresql process growing from 8MB to about 400 MB during this
> run...
What do you have shared_buffers set to? I think you might be getting
fooled by top's treatment of shared memory (ie, it starts to count
shared pages after the process touches them for the first time).
regards, tom lane