[Tom Lane - Tue at 01:09:52PM -0400]
> Hmph. Is the autovac process actually doing anything (strace would be
> revealing)? If not, can you attach to the autovac process with gdb and
> get a stack trace to see where it's blocked?
Sorry ... I SIGINT'ed it, and now it's gone :-( I thought reloading the
config would restart autovacuum. Well, whatever, we still have the
nightly vacuum crontab.