Re: vmstat -i shows strange interrupts

[Mark Cullen <mark.cullen@xxxxxxxxxxxxx>]

Matthew Dillon wrote:
> :
> :Hi there, got it installed :-)
> :
> :...
> :-- vmstat --
> :beast# vmstat -i
> :interrupt                   total       rate
> :???                             0          0
> :stray irq0                      0          0
> :stray irq1                      0          0
> :stray irq2                      0          0
> :stray irq3                      0          0
> :stray irq4                      0          0
> :stray irq5                      0          0
> :...
> :mux irq11                   42624         13
> :atkbd0 irq1                  3361          1
> :psm0 irq12                      0          0
> :sio0 irq4                       0          0
> :sio1 irq3                       0          0
> :ppc0 irq7                       0          0
> :clk irq0                   698586        226
> :Total                      814148        263
> :--
> :
> :What's with all the strange stray's? Is this normal? It doesn't seem to 
>
>     Yes, it's normal.  Notice all the counts are 0 ?  The stray interrupts
>     are placeholders for unassigned and alternative irq vectors.   This is
>     especially true for systems with APICs because we use a different vector
>     number for SLOW vs FAST interrupts on the same irq.

Nothing to worry about then :)

> :be affecting much but then it doesn't look quite right either. Where's 
> :my fxp0 card too! Is this perhaps an ACPI issue? All I can think of 
>
>     The fxp0 card is in the 'mux' slot for irq 11, along with other cards
>     sharing that interrupt.  vmstat -I is simply not traversing the MUX list
>     or the sysctl isn't generating it, or something like that.

I figured maybe it was the mux one a minute ago. Don't actually know 
what mux is, but I had a look at my dmesg and saw my fxp card was using 
IRQ 11.

> 					-Matt
> 					Matthew Dillon 
> 					<dillon@xxxxxxxxxxxxx>


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