Greg Smith <gsmith(at)gregsmith(dot)com> writes:
> ... If they'd have noticed it while the server was up, perhaps because the
> "last checkpoint" value hadn't changed in a long time (which seems like it
> might be available via stats even if, as you say, the background writer is
> out of its mind at that point), they could have done such a kill and
> collected some actual useful information here. That's the theory at
> least.
Well, mebbe, but that still seems to require a lot of custom monitoring
infrastructure that is not present in this patch, and furthermore that
this patch doesn't especially aid the development of.
regards, tom lane