| commit | 725b3654f831fbe0388cc09f46269903c9eef1d7 | |
| author | Volker Lendecke <vl@samba.org> | |
| Tue, 16 Feb 2010 11:22:08 +0000 (16 12:22 +0100) | ||
| committer | Volker Lendecke <vl@samba.org> | |
| Tue, 16 Feb 2010 12:21:10 +0000 (16 13:21 +0100) | ||
| tree | 0935e8d4d3246292bcf7cd4b1453bebb23e4f3a8 | treesnapshot (tar.gz zip) |
| parent | 07978bd175395e0dc770f68fff5b8bd8b0fdeb51 | commitdiff |
s3: Avoid a thundering herd in g_lock_unlock
Only notify the first 5 pending lock waiters. This avoids a thundering herd
problem that is really nasty in a cluster. It also makes acquiring a lock a bit
more FIFO, lock waiters are added to the end of the array.
Only notify the first 5 pending lock waiters. This avoids a thundering herd
problem that is really nasty in a cluster. It also makes acquiring a lock a bit
more FIFO, lock waiters are added to the end of the array.
| source3/lib/g_lock.c | diffblobblamehistory |