[Bug 3094] POOR I/O perfomance on VIA chipsets

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https://bugzilla.kernel.org/show_bug.cgi?id=3094





--- Comment #24 from Artem S. Tashkinov <t.artem@xxxxxxxxxxxx>  2010-05-20 05:28:07 ---
(In reply to comment #22)
> It is how load average is defined in the standards, and how it has been defined
> since the 1970s. Tools rely on that exact behaviour
> 

Alan, IO wait should not consume 100% of (even imaginary) CPU time - that's
_wrong_, in fact I don't know any other OS that treats IO activity this way.

CPU is _not_ 100% busy waiting for IO operations to complete, however people
using Linux are made believe it _is_ the case.

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