That may in fact be the cause. I ran, free -lm -s 0.5, to watch my memory use and saw the output below. My processes didn't die this time when it hit zero bytes free, but it only lasted for 1 second. Some process must be occasionally using very excessive memory, and every once in a while, I get the OOM kill scenario. Guess I need to find that process..
total used free shared buffers cached Mem: 1024 176 847 0 0 0 Low: 1024 176 847 High: 0 0 0 -/+ buffers/cache: 176 847 Swap: 0 0 0 total used free shared buffers cached Mem: 1024 176 847 0 0 0 Low: 1024 176 847 High: 0 0 0 -/+ buffers/cache: 176 847 Swap: 0 0 0 total used free shared buffers cached Mem: 1024 1024 0 0 0 0 Low: 1024 1024 0 High: 0 0 0 -/+ buffers/cache: 1024 0 Swap: 0 0 0 total used free shared buffers cached Mem: 1024 1024 0 0 0 0 Low: 1024 1024 0 High: 0 0 0 -/+ buffers/cache: 1024 0 Swap: 0 0 0 total used free shared buffers cached Mem: 1024 176 847 0 0 0 Low: 1024 176 847 High: 0 0 0 -/+ buffers/cache: 176 847 Swap: 0 0 0 total used free shared buffers cached Mem: 1024 176 847 0 0 0 Low: 1024 176 847 High: 0 0 0 -/+ buffers/cache: 176 847 Swap: 0 0 0 On Thu, May 20, 2010 at 3:29 PM, Vick Khera <vi...@khera.org> wrote: > On Thu, May 20, 2010 at 4:21 PM, Joshua D. Drake <j...@commandprompt.com> > wrote: > > I wonder if the oom killer is acting up. > > > > that'd be my guess. postfix *never* dies. something external is > killing your processes. > > -- > Sent via pgsql-general mailing list (pgsql-general@postgresql.org) > To make changes to your subscription: > http://www.postgresql.org/mailpref/pgsql-general > -- Spencer Anderson spen...@minneapp.com (424) 901-1363