Brad Nicholson <bnichols@ca.afilias.info> writes:
> If you issue an immediate shutdown to the database, autovacumm will not
> process tables that should be vacuumed until manually re-analyzed.
AFAICS this is an unsurprising consequence of flushing stats on a crash.
If you don't like it, avoid immediate shutdowns --- they are not
especially good practice in any case.
> 3: What is the best work around for this? When our HA solution triggers
> a DB shutdown, we want it to be immediate.
That seems like a fundamentally stupid idea, unless you are unconcerned
with the time and cost of getting the DB running again, which seemingly
you are.
regards, tom lane