--- AnyEvent/lib/AnyEvent.pm 2008/04/25 07:47:22 1.74 +++ AnyEvent/lib/AnyEvent.pm 2008/04/25 08:41:38 1.76 @@ -901,17 +901,17 @@ =head2 Results - name watcher bytes create invoke destroy comment - EV/EV 400000 244 0.56 0.46 0.31 EV native interface - EV/Any 100000 610 3.52 0.91 0.75 EV + AnyEvent watchers - CoroEV/Any 100000 610 3.49 0.92 0.75 coroutines + Coro::Signal - Perl/Any 16000 654 4.64 1.22 0.77 pure perl implementation - Event/Event 16000 523 28.05 21.38 0.86 Event native interface - Event/Any 16000 943 34.43 20.48 1.39 Event + AnyEvent watchers - Glib/Any 16000 1357 96.99 12.55 55.51 quadratic behaviour - Tk/Any 2000 1855 27.01 66.61 14.03 SEGV with >> 2000 watchers - POE/Event 2000 6644 108.15 768.19 14.33 via POE::Loop::Event - POE/Select 2000 6343 94.69 807.65 562.69 via POE::Loop::Select + name watchers bytes create invoke destroy comment + EV/EV 400000 244 0.56 0.46 0.31 EV native interface + EV/Any 100000 610 3.52 0.91 0.75 EV + AnyEvent watchers + CoroEV/Any 100000 610 3.49 0.92 0.75 coroutines + Coro::Signal + Perl/Any 100000 513 4.91 0.92 1.15 pure perl implementation + Event/Event 16000 523 28.05 21.38 0.86 Event native interface + Event/Any 16000 943 34.43 20.48 1.39 Event + AnyEvent watchers + Glib/Any 16000 1357 96.99 12.55 55.51 quadratic behaviour + Tk/Any 2000 1855 27.01 66.61 14.03 SEGV with >> 2000 watchers + POE/Event 2000 6644 108.15 768.19 14.33 via POE::Loop::Event + POE/Select 2000 6343 94.69 807.65 562.69 via POE::Loop::Select =head2 Discussion @@ -923,16 +923,17 @@ to worka round bugs). C is the sole leader regarding speed and memory use, which are both -maximal/minimal, respectively. Even when going through AnyEvent, there is -only one event loop that uses less memory (the C module natively), and -no faster event model, not event C natively. +maximal/minimal, respectively. Even when going through AnyEvent, there are +only two event loops that use slightly less memory (the C module +natively and the pure perl backend), and no faster event models, not even +C natively. The pure perl implementation is hit in a few sweet spots (both the zero timeout and the use of a single fd hit optimisations in the perl interpreter and the backend itself). Nevertheless tis shows that it adds very little overhead in itself. Like any select-based backend its performance becomes really bad with lots of file descriptors, of course, -but this was not subjetc of this benchmark. +but this was not subject of this benchmark. The C module has a relatively high setup and callback invocation cost, but overall scores on the third place.