lapic@2k interrukts eating CPU cycles

Emanuel Strobl Emanuel.strobl at gmx.net
Wed Jun 22 14:06:54 GMT 2005


Am Mittwoch, 22. Juni 2005 15:57 schrieb Scott Long:
[...]
> > I've never seen before I
> > upgraded to -current (short before the code freeze to help finding
> > bugs)
>
> Because you have 'options APIC' in your kernel, and your running a post
> 5.2 version of FreeBSD that has a massively improved interrupt routing
> system in it.

I've been running 5-current on that machine with "options APIC" for a long 
time, back to when I had to include NO-MIXEDMODE to get it working until I 
think Robeert Watson gave me some patches.
But I never had lapic so I was wondering...

> > And what does the "ti" mean? ( from systat "2030 lapic0: ti" )
>
> Short for 'timer'

Thanks a lot,

-Harry

>
> Scott
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