Skip searching for subxact locks at commit.
At commit all standby locks are released
for the top-level transaction, so searching
for locks for each subtransaction is both
pointless and costly (N^2) in the presence
of many AccessExclusiveLocks.
Branch
------
master
Details
-------
http://git.postgresql.org/pg/commitdiff/d9fad1076da4f3686b16e7c9f137118a3156a43a
Modified Files
--------------
src/backend/access/transam/xact.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)