Date: Wed, 22 Jul 2009 06:57:51 -0500 (CDT) From: Scott Bennett <bennett@cs.niu.edu> To: freebsd-questions@freebsd.org Subject: ULE and Prescott question Message-ID: <200907221157.n6MBvpKf028533@mp.cs.niu.edu>
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This is a curiousity question. I'm running 7.2-STABLE at present on an old Inspiron XPS, which has a 3.4 GHz P4 Prescott CPU. I have hyperthreading enabled in the kernel. The question is: is there any appreciable performance difference to be expected with this hardware setup between the ULE scheduler and the 4BSD scheduler? Or does the fact that there is only one core eliminate any difference in performance characteristics? Scott Bennett, Comm. ASMELG, CFIAG ********************************************************************** * Internet: bennett at cs.niu.edu * *--------------------------------------------------------------------* * "A well regulated and disciplined militia, is at all times a good * * objection to the introduction of that bane of all free governments * * -- a standing army." * * -- Gov. John Hancock, New York Journal, 28 January 1790 * **********************************************************************
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