"Mason Hale" <masonhale(at)gmail(dot)com> writes:
> If it is some mysterious hardware or kernel error -- any suggestions for how
> I should go about narrowing that down?
The first thing to ask is whether you're running an up-to-date kernel
(and whose is it).
> Finally, if it would help to see the full wal segment files, let me know and
> I will email individually. (I assume the list doesn't want 32MB of
> attachments).
If you'd send them to me privately, I'd be interested.
regards, tom lane