Messages in this thread | | | Date | Tue, 3 Jan 2012 15:48:40 -0500 | Subject | Re: APIC seems not working under high network load | From | Jia Rao <> |
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> With your kernel, one way to help this cpu exit from softirq is using > RPS (Receive Packet Steering), since packets will be spreaded on several > cpus. Then, later hardware IRQ might be spreaded on other cpus as well. > > for n in `seq 0 7` > do > echo ff >/sys/class/net/eth0/queues/rx-$n/rps_cpus > done It seems that my NIC only have one queue: rx-0. Is there a work around for this ? As for the softirq, is it possible migrating the softirq to other cores through CPU load balancing ?
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