Dave, > After some testing if you use the current head code for s_lock.c which > has some mods in it to alleviate this situation, and change > SPINS_PER_DELAY to 10 you can drastically reduce the cs with tom's test. > I am seeing a slight degradation in throughput using pgbench -c 10 -t > 1000 but it might be liveable, considering the alternative is unbearable > in some situations. > > Can anyone else replicate my results?
Can you produce a patch against 7.4.1? I'd like to test your fix against a real-world database. -- Josh Berkus Aglio Database Solutions San Francisco ---------------------------(end of broadcast)--------------------------- TIP 4: Don't 'kill -9' the postmaster
