Messages in this thread |  | | | Date | Tue, 14 May 2002 11:19:26 -0700 | | From | "Martin J. Bligh" <> | | Subject | Re: [RFC][PATCH] iowait statistics |
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>> This appears to be global across all cpu's. Maybe nr_iowait_tasks >> should be accounted on a per-cpu basis, where > > While your proposal should work, somehow I doubt it's worth > the complexity. It's just a statistic to help sysadmins ;)
Depends how often you're going to end up bouncing that cacheline around ... do you do this for every IO?
M.
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