From owner-freebsd-questions Tue Oct 23 18:58:39 2001 Delivered-To: freebsd-questions@freebsd.org Received: from guru.mired.org (okc-65-31-203-60.mmcable.com [65.31.203.60]) by hub.freebsd.org (Postfix) with SMTP id BC90C37B401 for ; Tue, 23 Oct 2001 18:58:36 -0700 (PDT) Received: (qmail 29704 invoked by uid 100); 24 Oct 2001 01:58:36 -0000 From: Mike Meyer MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <15318.8268.346817.370127@guru.mired.org> Date: Tue, 23 Oct 2001 20:58:36 -0500 To: Marty Landman Cc: questions@freebsd.org Subject: Re: intermittent HD activity on idle box In-Reply-To: <43194651@toto.iv> X-Mailer: VM 6.90 under 21.1 (patch 14) "Cuyahoga Valley" XEmacs Lucid X-face: "5Mnwy%?j>IIV\)A=):rjWL~NB2aH[}Yq8Z=u~vJ`"(,&SiLvbbz2W`;h9L,Yg`+vb1>RG% *h+%X^n0EZd>TM8_IB;a8F?(Fb"lw'IgCoyM.[Lg#r\ Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Marty Landman types: > I've got FreeBSD version 4.2 installed and sitting idle most of the time. > Occasionally I notice the hard drive working for several seconds to a few > minutes and looking at the console don't notice anything in particular > happening. I realize there are always processes running in the background > so I wonder what is going on and if there's a way I can monitor this sort > of activity? Noah already pointed you at cron; that's one possibility. The other is the disk syncer. See the syncer(4) man page for more information. > Also, does the hard drive get defragmented on the fly? Could that be what's > happening at times? Nope. FBSD's layout algorithms avoid fragmentation. http://www.mired.org/home/mwm/ Q: How do you make the gods laugh? A: Tell them your plans. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message