From owner-freebsd-questions Fri Jan 29 18:00:52 1999 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id SAA24696 for freebsd-questions-outgoing; Fri, 29 Jan 1999 18:00:52 -0800 (PST) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from allegro.lemis.com (allegro.lemis.com [192.109.197.134]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id SAA24689 for ; Fri, 29 Jan 1999 18:00:48 -0800 (PST) (envelope-from grog@freebie.lemis.com) Received: from freebie.lemis.com (freebie.lemis.com [192.109.197.137]) by allegro.lemis.com (8.9.1/8.9.0) with ESMTP id MAA06246; Sat, 30 Jan 1999 12:30:46 +1030 (CST) Received: (from grog@localhost) by freebie.lemis.com (8.9.2/8.9.0) id MAA25608; Sat, 30 Jan 1999 12:30:44 +1030 (CST) Date: Sat, 30 Jan 1999 12:30:44 +1030 From: Greg Lehey To: Jerry Raynor Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Hard Drive Cranks Contsantly Message-ID: <19990130123044.D8473@freebie.lemis.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.1i In-Reply-To: ; from Jerry Raynor on Fri, Jan 29, 1999 at 02:48:38PM -0500 WWW-Home-Page: http://www.lemis.com/~grog Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-41-739-7062 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Friday, 29 January 1999 at 14:48:38 -0500, Jerry Raynor wrote: > Recently it seems my hard drive is constantly cranking. What do you mean by ``constantly''? For that matter, what do you mean by ``cranking''? > I do a 'ps' nothing unussual is running. I'm wondering if the hard > drive needs to be defragged?? No!! > Has anyone had this problem? Is there anything I can check that > would cause this? I suppose a lot depends on exactly what you're observing. You could try running iostat: $ iostat 1 tty fd0 wd0 wd2 cpu tin tout KB/t tps MB/s KB/t tps MB/s KB/t tps MB/s us ni sy in id 128 470 0.00 0 0.00 8.00 52 0.40 0.00 0 0.00 11 0 6 1 82 1 544 0.00 0 0.00 4.30 53 0.22 0.00 0 0.00 5 0 6 0 88 0 535 0.00 0 0.00 3.30 59 0.19 0.00 0 0.00 4 0 2 1 94 This outputs statistics every second. Ignore the first line, it's an average since the machine was booted. Greg -- When replying to this message, please copy the original recipients. For more information, see http://www.lemis.com/questions.html See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message