> What's this about battery backud up write caches? In the disk sub system
> or in the main system memory architecture? Can it be added to the PC
> platform? How does the OS know when it reboots to not wipe that cache
> and how to assign it to the correct processes in Postgres?
In the disk controller. Independent of the platform. OS does not even know
it's there.
--
Scott Ribe
scott_ribe(at)killerbytes(dot)com
http://www.killerbytes.com/
(303) 665-7007 voice