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Re: ULE/SCHED_SMP diff for 7.0
- To: "Claus Guttesen" <kometen_(_at_)_gmail_(_dot_)_com>
- Subject: Re: ULE/SCHED_SMP diff for 7.0
- From: lveax <lveax_(_dot_)_m_(_at_)_gmail_(_dot_)_com>
- Date: Tue, 17 Jul 2007 21:24:52 +0800
- Cc: current_(_at_)_freebsd_(_dot_)_org
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sched_ule:
-j 3 buildkernel: 13:23
-j 4 buildkernel: 12:38
-j 5 buildkernel: 12:41
-j 6 buildkernel: 12:47
sched_4bsd:
-j 3 buildkernel: 11:43
-j 4 buildkernel: 12:02
So sched_ule seems to handle more processes slightly better than 4bsd
albeit it does it slower. ule's sweet spot is -j 4 and 4bsd is -j 3.
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4bsd vs ULE
-j 3 buildkernel: 11:43 vs -j 3 buildkernel: 13:23
-j 4 buildkernel: 12:02 vs -j 4 buildkernel: 12:38
ULE is always slower?
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