Re: BUG #17977: PorstGreSQL in a jail crashes randomly with Signal 10 bus error

Cory Albrecht <coryca@gmail.com> writes:
> Also, which PID do I attach GDB to?
> If it's the individual database ones like 15947 or 15990 in the
> above example, I have no way of knowing which one will get a SIGBUS. Is the
> main process (e.g. 15892) OK?

If you don't know that, the best way is to collect a core file and
then gdb that.  Starting the postmaster under "ulimit -c unlimited"
ought to be enough.

            regards, tom lane