Benchmarking kqueue() performance?

[Sean Chittenden]

> I sent a private e-mail to Jonathan Lemon about this,
> but thought I would ask the larger FreeBSD community about
> this as well.
> 
> Does anyone have any sample code which can be used
> to benchmark the performance of kqueue() vs. select()?
> 
> I am interested in setting up a test which handles
> a large number of events.  I am interested in seeing
> the scalability of kqueue() as the number of events
> increases.
> 
> I am also interested in looking at kqueue() performance
> in multithreaded environments....maybe with the new
> KSE implementation in CURRENT.

Have you looked at libevent?

http://www.monkey.org/~provos/libevent/

There are some spiffy benchmarks there (and pretty graphs).  And a bit
dated, but this page also has some good #'s for you:

http://www.kegel.com/dkftpbench/Poller_bench.html

-sc

-- 
Sean Chittenden