Alvaro Herrera <alvherre(at)commandprompt(dot)com> writes:
> Nagy Daniel wrote:
>> More info: we disabled autovacuum (we do vacuuming via cron)
>> and the segfaults seem to be gone.
> That's pretty weird if it means that autovacuum was crashing and your
> cron-based vacuums are not.
We've seen crashes in the autovac control logic before ... except that
the backtrace said it was nowhere near there.
regards, tom lane