Re: ULE/yielding patch for testing.

From: NIIMI Satoshi <sa2c_at_sa2c.net>
Date: Wed, 03 Oct 2007 20:34:52 +0900
Hi,

Jeff Roberson wrote:
> 2)  Restores old sched_yield() behavior from 6.x.  This was changed in 
> -current unintentionally I think.

sched_yield() is now very fast with SCHED_ULE.  On my test, it's faster
than 6.2-REL even with HZ=100.

> Those of you still using 4BSD can also verify that the yield changes 
> don't cause any problems there.

Unfortunately, sched_yield() is still very slow with SCHED_4BSD.

Thanks,
-- 
NIIMI Satoshi
Received on Wed Oct 03 2007 - 12:07:08 UTC

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