> I have an S2466 with an integrated 3COM 3C905C ethernet controller.
> What I've noticed when streaming tons of data accross my internal LAN
> is that the ethernet driver appears to be sucking up tons of cycles.
The table is just the number of ints, see below for one of my boxen which
is running 200-250 users and has idle of ~92% over three days.
> A quick investigation of /proc/interrupts shows-
> 0: 195949 192414 IO-APIC-edge timer
> 1: 5126 5129 IO-APIC-edge keyboard
> 2: 0 0 XT-PIC cascade
> 5: 0 0 IO-APIC-level usb-ohci
> 8: 1 0 IO-APIC-edge rtc
> 9: 4248819 4245969 IO-APIC-level eth0
> 10: 144865 145243 IO-APIC-level usb-ohci, nvidia, EMU10K1
> 12: 48546 48865 IO-APIC-edge PS/2 Mouse
> 14: 122395 121652 IO-APIC-edge ide0
> 15: 26286 26498 IO-APIC-edge ide1
> NMI: 0 0
> LOC: 388204 388212
> ERR: 0
> MIS: 4
newssvr17:twister$ cat /proc/interrupts
CPU0 CPU1
0: 14112007 14110727 IO-APIC-edge timer
1: 473 467 IO-APIC-edge keyboard
2: 0 0 XT-PIC cascade
8: 0 1 IO-APIC-edge rtc
12: 104 105 IO-APIC-edge PS/2 Mouse
14: 3 2 IO-APIC-edge ide0
18: 88268186 88280808 IO-APIC-level eth0
20: 6655721 6658714 IO-APIC-level ips
27: 74212944 74213812 IO-APIC-level PCnet/FAST III 79C975
28: 14 2 IO-APIC-level aic7xxx
29: 10 6 IO-APIC-level aic7xxx
NMI: 0 0
LOC: 28223102 28223059
ERR: 0
MIS: 0
-- bill davidsen <davidsen@tmr.com> CTO, TMR Associates, Inc Doing interesting things with little computers since 1979.- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/