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SubjectRe: [RFC][PATCH] IO wait accounting
On Thu, 9 May 2002, Bill Davidsen wrote:

> I have been simply counting WaitIO ticks when there is (a) no runable
> process in the system, and (b) at least one process blocked for disk i/o,
> either page or program. And instead of presenting it properly I just
> stuffed it in a variable and read it from kmem.

OK, how did you measure this ?

And should we measure read() waits as well as page faults or
just page faults ?


"You're one of those condescending OLS attendants"
"Here's a nickle kid. Go buy yourself a real t-shirt"

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