From owner-freebsd-stable Fri Apr 17 08:00:06 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id IAA05789 for freebsd-stable-outgoing; Fri, 17 Apr 1998 08:00:06 -0700 (PDT) (envelope-from owner-freebsd-stable@FreeBSD.ORG) Received: from antipodes.cdrom.com (castles220.castles.com [208.214.165.220]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id OAA05641; Fri, 17 Apr 1998 14:59:55 GMT (envelope-from mike@antipodes.cdrom.com) Received: from antipodes.cdrom.com (localhost [127.0.0.1]) by antipodes.cdrom.com (8.8.8/8.8.5) with ESMTP id HAA00724; Fri, 17 Apr 1998 07:57:14 -0700 (PDT) Message-Id: <199804171457.HAA00724@antipodes.cdrom.com> X-Mailer: exmh version 2.0zeta 7/24/97 To: Mathias Picker cc: gpalmer@FreeBSD.ORG, freebsd-stable@FreeBSD.ORG Subject: Re: FreeBSD and Sendmail In-reply-to: Your message of "Fri, 17 Apr 1998 16:53:24 +0200." <199804171453.QAA02036@mp.virtual-earth.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Fri, 17 Apr 1998 07:57:13 -0700 From: Mike Smith Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk > > The vmstat display basically shows the same ammount of info about > > the disks that iostat does, just differently. Stuff not available: > > > > - Number of queued tagged commands (if supported). This could give > > a rough indication of if the drive was busy or not. > > > > - Average seek time. The number of transactions/second (or seeks/sec) > > Try using the msps option in systat -i ?? The manpage says: > msps Toggle the display of average seek time (the de- > fault is to not display seek times). > > I don't know if it's correct, but it does show some numbers :) Most of the disk-related stats are partially or completely bogus. The CAM code has some new disk statistics gathering, which slightly less bogus. Gathering meaningful numbers is quite difficult. -- \\ Sometimes you're ahead, \\ Mike Smith \\ sometimes you're behind. \\ mike@smith.net.au \\ The race is long, and in the \\ msmith@freebsd.org \\ end it's only with yourself. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message