TOP shows above 100% WCPU usage

[O. Hartmann]

Bill LeFebvre wrote:
> O. Hartmann wrote:
>> I use FreeBSD 6.1-STABLE/AMD on an pure 64Bit box/environment, single 
>> CPU Athlon 3500+, and sometimes I can see a 100%+ usage of WCPU in 
>> 'xine' or 'transmission'. So this is definitely not related to 
>> multiple CPUs.
>
> WCPU is supposed to be weighted in some way to take swap time in to 
> account.  It's possible that the weighting calculation is adding a bit 
> to a nearly 100% value.  Try displaying just %CPU (the 'C' command I 
> think?) and see if it is reporting over 100% for a normal 
> (non-weighted) cpu percent. It shouldn't.  If it is, then there's 
> something weird about the way the value is being tracked by the kernel.
>
> Bill LeFebvre
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Under heavy load/IO of ar0 (RAID 0 on nForce4) this isn't slightly over 
100%, sometimes it's more than 150%, and that is weird.