19 Apr
2008
19 Apr
'08
4:09 p.m.
Bulat Ziganshin wrote:
Hello Brandon,
Saturday, April 19, 2008, 8:24:03 PM, you wrote:
contention. (Note that resource locking will be done by the threaded runtime even with only one thread, so you will see some slowdowns especially in I/O-related code.)
yes, i forget about this. Simon wrote once that locking decrease performance by a few percents compared to single-threaded runtime
...which is why I'm so damned surprised that the threaded RTS is *faster* than the monoprocessor RTS [which presumably lacks such locking overhead].