"Kolb, Harald (NSN - DE/Munich)" <harald.kolb@nsn.com> wrote:
>> From: ext Tom Lane [mailto:tgl@sss.pgh.pa.us]
>> Mechanism should exist to support useful policy. I don't believe
>> that the proposed switch has any real-world usefulness.
> There are some good reasons why a switchover could be an appropriate
> means in case the DB is facing troubles. It may be that the root
> cause is not the DB itsself, but used resources or other things
> which are going crazy and hit the DB first
Would an example of this be that one drive in a RAID has gone bad and
the hot spare rebuild has been triggered, leading to poor performance
for a while? Is that the sort of issue where you see value?
-Kevin
