On Fri, Mar 22, 2013 at 06:06:18PM +0000, Greg Stark wrote: > On Fri, Mar 22, 2013 at 2:02 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: > > And we definitely looked at ARC > > We didn't just look at it. At least one release used it. Then patent > issues were raised (and I think the implementation had some contention > problems).
The problem was cache line overhead between CPUs to manage the ARC queues. -- Bruce Momjian <br...@momjian.us> http://momjian.us EnterpriseDB http://enterprisedb.com + It's impossible for everything to be true. + -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
