On Thursday 01 March 2007 16:32, Eric Dumazet wrote:
> On Thursday 01 March 2007 16:23, Evgeniy Polyakov wrote:
> > They are there, since ab runs only 50k requests.
> > If I change it to something noticebly more than 50/80k, ab crashes:
> > # ab -c8000 -t 600 -n800000000 http://192.168.0.48/
> > This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
> > Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
> > Copyright 2006 The Apache Software Foundation, http://www.apache.org/
> >
> > Benchmarking 192.168.0.48 (be patient)
> > Segmentation fault
> >
> > Are there any other tool suitable for such loads?
> > I only tested httperf (which is worse, since it uses poll/select) and
> > 'ab'.
> >
> > Btw, host machine runs 100% too, so it is possible that client side is
> > broken (too).
>
> I have similar problems here, ab test just doesnt complete...
>
> I am still investigating with strace and tcpdump.
OK... I found it.
I had to loop on accept() :
for (i=0; i<num; ++i) {
if (event[i].data.fd == main_server_s) {
do {
err = evtest_callback_main(event[i].data.fd);
} while (err != -1);
}
else
err = evtest_callback_client(event[i].data.fd);
}
Or else we can miss an event forever...
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