On Tue, Nov 15, 2011 at 3:47 PM, Kevin Grittner <kevin.gritt...@wicourts.gov> wrote: > Alvaro Herrera <alvhe...@commandprompt.com> wrote: > >> As Kevin says nearby it's likely that we could find some way to >> rewrite the SLRU (clog and such) locking protocol using these new >> things too. > > Yeah, I really meant all SLRU, not just clog. And having seen what > Robert has done here, I'm kinda glad I haven't gotten around to > trying to reduce LW lock contention yet, even though we're getting > dangerously far into the release cycle -- I think it can be done > much better with the, er, flexibility offered by the FlexLock patch.
I've had a thought that the SLRU machinery could benefit from having the concept of a "pin", which it currently doesn't. I'm not certain whether that thought is correct. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
