On 12/05/2013 07:40 AM, Greg Stark wrote: > On Thu, Dec 5, 2013 at 2:54 PM, Claudio Freire <klaussfre...@gmail.com> wrote: >> That's a bad idea in the current state of affairs. MM files haven't >> been designed for that usage, and getting stable performance out of >> that will be way too difficult. > > I'm talking about long-term goals here. Either of these two routes > would require whole new kernel interfaces to work effectively. Without > those new kernel interfaces our current approach is possibly the best > we can get.
Well, in the long run we'll probably be using persistent RAM. And the geeks who manage that have already said that MMAP is a bad interface for persistent RAM. They haven't defined a good one, though. -- Josh Berkus PostgreSQL Experts Inc. http://pgexperts.com -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
