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Adding periods to SCHED_DEADLINE

Adding periods to SCHED_DEADLINE

Posted Jul 21, 2010 8:01 UTC (Wed) by viiru (subscriber, #53129)
In reply to: Adding periods to SCHED_DEADLINE by xxiao
Parent article: Adding periods to SCHED_DEADLINE

> how about a new scheduler option...CFS is hard to tune and has a really
> bad performance on my multithread embedded apps(>10% cpu usage
> increase,etc), the same app ran perfectly well with the O1 scheduler in
> the past for years.

Google is having the same problem with some of their apps, which is why they have ported the old scheduler over to the 2.6 series. I'm not sure if they have a kernel tree with that publicly available, though.


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