"Thomas H." <me@alternize.com> writes:
> this somehow sounds buggy:
vacuum full absolutely *will* bloat your index, if run on a
heavily-modified table. I do not think it will bloat pg_xlog by itself
however; are you sure you don't have some other open transactions?
> a) .. prevent total diskspace fillup. what happens if i send a cancel =
> signal to the process?
Killing it should not corrupt anything; if it does that IS a serious bug
and will be met with a full alarm response...
regards, tom lane