Here is an updated version of the "lazy vxid locks" patch [1], which applies over the latest "reduce the overhead of frequent table locks"[2] patch.
[1] https://commitfest.postgresql.org/action/patch_view?id=585 [2] https://commitfest.postgresql.org/action/patch_view?id=572 -- 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