From owner-freebsd-current Sat Oct 30 9:54:55 1999 Delivered-To: freebsd-current@freebsd.org Received: from arnold.neland.dk (mail.neland.dk [194.255.12.232]) by hub.freebsd.org (Postfix) with ESMTP id 5B87314C36 for ; Sat, 30 Oct 1999 09:54:46 -0700 (PDT) (envelope-from leif@neland.dk) Received: from gina (gina.neland.dk [192.168.0.14]) by arnold.neland.dk (8.9.3/8.9.3) with SMTP id SAA65305; Sat, 30 Oct 1999 18:54:29 +0200 (CEST) (envelope-from leif@neland.dk) Message-ID: <01d501bf22f7$75a55820$0e00a8c0@neland.dk> From: "Leif Neland" To: "Alan Cox" , References: <19991029144743.Z16685@cs.rice.edu> Subject: Sv: copy-on-write optimized faults Date: Sat, 30 Oct 1999 18:54:07 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.00.2314.1300 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2314.1300 Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > I would appreciate it if people running -current would run a "vmstat = -s" > and tell me if they see a NON-ZERO value for copy-on-write optimized > faults. About six months ago, I implemented a simpler and more = general > optimization at an earlier "fork in the road". (In effect, I avoid > the creation of the redundant vm object that "copy-on-write > optimized faults" applies to.) >=20 FreeBSD ns.internet.dk 3.3-STABLE FreeBSD 3.3-STABLE #6: Fri Oct 1 = 16:06:46 CEST 1999 root@neland.dk:/usr/src/sys/compile/DK i386 0 swap pager pageins 0 swap pager pages paged in 0 swap pager pageouts 0 swap pager pages paged out 15535 vnode pager pageins 36906 vnode pager pages paged in 1 vnode pager pageouts 1 vnode pager pages paged out 288 page daemon wakeups 443092 pages examined by the page daemon 3784 pages reactivated 9272885 copy-on-write faults 2062637 copy-on-write optimized faults <