>
>
> Hmm, that's pretty interesting. Possibly it's just another
> manifestation of something scribbling past the end of its allocated
> chunk, but my credence for that theory is way down if there's no add-on
> code involved. Does the postmaster log show any messages like
> WARNING: detected write past chunk end in ...
> before the crash?
>
> regards, tom lane
>
Nope. Just a bunch of messages saying "checkpoints occurring too
frequently", then "server process (PID 123456) was terminated by signal 11:
Segmentation fault"