| commit | 1c0797d25d0a2454f74963d0c7a973d84ddf793e | |
| author | Volker Lendecke <vl@samba.org> | |
| Mon, 15 Feb 2010 15:57:16 +0000 (15 16:57 +0100) | ||
| committer | Karolin Seeger <kseeger@samba.org> | |
| Thu, 1 Apr 2010 07:39:17 +0000 (1 09:39 +0200) | ||
| tree | 854ce24ef1bf2b5478665ac7994727e8f1c70d64 | treesnapshot (tar.gz zip) |
| parent | cca616a10771d9eee4b1ff4de14a49bdfaacf867 | commitdiff |
s3: Optimize g_lock_lock for a heavily contended case
Only check the existence of the lock owner in g_lock_parse, check the rest of
the records only when we got the lock successfully. This reduces the load on
process_exists which can involve a network roundtrip in the clustered case.
(cherry picked from commit 07978bd175395e0dc770f68fff5b8bd8b0fdeb51)
(cherry picked from commit 9673c93933624ae6e02e83dae3c19351edfd301a)
Only check the existence of the lock owner in g_lock_parse, check the rest of
the records only when we got the lock successfully. This reduces the load on
process_exists which can involve a network roundtrip in the clustered case.
(cherry picked from commit 07978bd175395e0dc770f68fff5b8bd8b0fdeb51)
(cherry picked from commit 9673c93933624ae6e02e83dae3c19351edfd301a)
| source3/lib/g_lock.c | diffblobblamehistory |