`top` reports all CPU states as 0% on i386
Scott W
wegster at mindcore.net
Sun Jan 11 10:10:39 PST 2004
David Malone wrote:
>On Sun, Jan 11, 2004 at 11:50:35AM -0500, Scott W wrote:
>
>
>>Not sure this helps in any immediate fashion, but another data point....
>>
>>
>
>I think this problem is usually caused by one of the clock interrupts
>stopping. Checking the output of "vmstat -i" can confirm this - check
>for:
>
>clk irq0 1044322763 100
>rtc irq8 1352668148 129
>
>The rate for the first one should 100 (Or possibly HZ, if you have
>adjusted HZ). The rate of the second should be about 128, unless
>things have got confused.
>
> David.
>
>
>
Things are in fact working correctly on my system at the moment,
although I'll certainly check this if I experience the same issue
again. Current output of vmstat -i:
[wegster at freeb] /home/wegster
[1] $ vmstat -i
interrupt total rate
irq1: atkbd0 10 0
irq3: sio1 2 0
irq4: sio0 2 0
irq6: fdc0 4 0
irq8: rtc 20265654 127
irq9: ohci0 1 0
irq12: psm0 279 0
irq13: npx0 1 0
stray irq13 1 0
irq14: ata0 30 0
irq20: ips0 62763 0
irq27: pcn0 3186839 20
irq0: clk 15829921 99
Total 39345507 248
Scott
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