From owner-freebsd-stable@FreeBSD.ORG Fri Apr 11 07:16:08 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A854B106566C for ; Fri, 11 Apr 2008 07:16:08 +0000 (UTC) (envelope-from Johan@double-l.nl) Received: from smtp-vbr2.xs4all.nl (smtp-vbr2.xs4all.nl [194.109.24.22]) by mx1.freebsd.org (Postfix) with ESMTP id 499E98FC25 for ; Fri, 11 Apr 2008 07:16:08 +0000 (UTC) (envelope-from Johan@double-l.nl) Received: from w2003s01.double-l.local (dpm.xs4all.nl [80.126.205.144]) by smtp-vbr2.xs4all.nl (8.13.8/8.13.8) with ESMTP id m3B7G4D3083318; Fri, 11 Apr 2008 09:16:06 +0200 (CEST) (envelope-from Johan@double-l.nl) MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Content-class: urn:content-classes:message X-MimeOLE: Produced By Microsoft Exchange V6.5 Date: Fri, 11 Apr 2008 09:13:44 +0200 Message-ID: <57200BF94E69E54880C9BB1AF714BBCB5DDD86@w2003s01.double-l.local> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: sched_ule performance on single CPU Thread-Index: AcibkGinG5+HN/2PTiik5tLbnh2gagAEo7og References: <445668.60539.qm@web57011.mail.re3.yahoo.com> From: "Johan Hendriks" To: "Unga" X-Virus-Scanned: by XS4ALL Virus Scanner Cc: freebsd-stable@freebsd.org Subject: RE: sched_ule performance on single CPU X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Apr 2008 07:16:08 -0000 >Hi all >I have noted early April that RELENG_7 is upgraded to >sched_ule by default and gave it a try with sched_ule >until today. My desktop is a 3GHz single Intel Pentium >4 processor with 512MB RAM. I have noted by desktop >response wise sched_4bsd is better, ie. the desktop is >more responsive. >It just noted today the version of the sched_ule.c on >RELENG_7 is 1.214.2.2 dated 2007/12/20 and the current >version on the CVS is 1.240 dated 2008/04/04. >Since the FreeBSD 7.1 is planned to be released with >sched_ule by default, why don't you guys sync the >sched_ule.c with current so that more users like me >who run FreeBSD 7.X (RELENG_7) can give more feedback? >Kind regards >Unga The version you mentioned is in CURRENT (8.0) and proberly is not compatible with RELENG_7 at the moment. There have been a lot of changes to the scheduling and other stuff commited by jeff, read jeff's techjournal! I recall also in the mailing list that not all of those changes are being commited to RELENG_7 Regards, Johan Hendriks Double L Automatisering