Re: SMP broken on Dell PowerEdge 4100/200 under 2.6.0-testxx?

Colin Coe
2003-12-06T07:02:30Z

Sorry about the delay.

Booted with noirqbalance.

[root@host root]# cat /proc/interrupts
CPU0 CPU1
0: 7411777 5971987 IO-APIC-edge timer
1: 7 4 IO-APIC-edge i8042
2: 0 0 XT-PIC cascade
4: 16 42 IO-APIC-edge serial
5: 4915 4820 IO-APIC-level eth1
10: 67 69 IO-APIC-level aic7xxx
11: 325 266 IO-APIC-level eth0
12: 47 109 IO-APIC-edge i8042
14: 0 0 IO-APIC-level CS46XX
15: 6398 6401 IO-APIC-level megaraid
NMI: 0 0
LOC: 13383659 13383658
ERR: 0
MIS: 0

That looks a lot better...

Thanks!

--
"Obnoxious frog..." Spike, 2071AD

William Lee Irwin III said:
> On Sat, Dec 06, 2003 at 01:48:54PM +1100, Nick Piggin wrote:
>> Although in this case Colin has 2 PPro 200s.
>> Colin - process load should be evenly distributed between CPUs, and this
>> is generally the most important thing. Big networking loads (most
>> commonly)
>> can put a lot of time into processing interrupts though.
>
> That is rather busted, then.
>
> Colin, could you try booting with noirqbalance on the kernel command
> line?
>
>
> -- wli
>