Re: Autovacuum running out of memory

On 10/16/07, Jason Lustig <lustig@brandeis.edu> wrote:
> I ran "ulimit -a" for the postgres user, and here's what I got:
>
> core file size          (blocks, -c) 200000
> data seg size           (kbytes, -d) 200000
> max nice                        (-e) 0
> file size               (blocks, -f) unlimited
> pending signals                 (-i) 32635
> max locked memory       (kbytes, -l) 32
> max memory size         (kbytes, -m) 200000
> open files                      (-n) 100
> pipe size            (512 bytes, -p) 8
> POSIX message queues     (bytes, -q) 819200
> max rt priority                 (-r) 0
> stack size              (kbytes, -s) 8192
> cpu time               (seconds, -t) unlimited
> max user processes              (-u) 100
> virtual memory          (kbytes, -v) 200000
> file locks                      (-x) unlimited

There ya go.  it's limited to 200M memory.

Generally speaking, limiting postgresql to something that small is not
a good idea.  Set it to ~ 1 Gig or so and see how it works.