Peter Geoghegan escribió: > I am interested in making it store richer statistics, > provided we're very careful about the costs. Every time those counters > are incremented, a spinlock is held.
Hmm, now if we had portable atomic addition, so that we could spare the spinlock ... -- Álvaro Herrera http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers