Hi! So em(4) doesn't use multiple CPUs on the traffic receive path, so things won't scale all that well. can you retry with an igb(4) NIC?
I do have a TODO item to implement generic receive load balancing based on a GSoC project and some of the RSS stuff that is in -HEAD now but it's going to be some time before I can take advantage of it. -a On 17 July 2014 18:44, <[email protected]> wrote: > hi,all: > I'm testing network performance of nginx using freebsd,and I find > something strange, that is :while sending huge amount http request to nginx > and use top to monitor this machine, for some machines a lot of cpu is > consumed by interrupt but the others not! And I use one machine for test > using different version of freebsd,then I find Freebsd 8 not using interrupt > but 10 does! In order to explain this I first guess it is the polling make > it diff,but after I using "ifconfig em0 -polling" to disable polling of the > network interface it does no effect! Now I can't explain it. Who can give me > some advice? > somwu > _______________________________________________ > [email protected] mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-performance > To unsubscribe, send any mail to "[email protected]" _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-performance To unsubscribe, send any mail to "[email protected]"
