From owner-freebsd-questions Sat Aug 26 18:24: 3 2000 Delivered-To: freebsd-questions@freebsd.org Received: from wantadilla.lemis.com (wantadilla.lemis.com [192.109.197.80]) by hub.freebsd.org (Postfix) with ESMTP id B191237B422 for ; Sat, 26 Aug 2000 18:23:58 -0700 (PDT) Received: (from grog@localhost) by wantadilla.lemis.com (8.9.3/8.9.3) id KAA02934; Sun, 27 Aug 2000 10:52:34 +0930 (CST) (envelope-from grog) Date: Sun, 27 Aug 2000 10:52:34 +0930 From: Greg Lehey To: j mckitrick Cc: freebsd-questions@FreeBSD.ORG Subject: Re: read only / filesystem Message-ID: <20000827105234.C90379@wantadilla.lemis.com> References: <20000824002732.A45983@dogma.freebsd-uk.eu.org> <20000824101341.D66923@wantadilla.lemis.com> <20000824130404.A51338@dogma.freebsd-uk.eu.org> <20000825111535.F548@wantadilla.lemis.com> <20000825151255.A65178@dogma.freebsd-uk.eu.org> <20000826085036.B52219@wantadilla.lemis.com> <20000826180427.A80505@dogma.freebsd-uk.eu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.4i In-Reply-To: <20000826180427.A80505@dogma.freebsd-uk.eu.org>; from jcm@freebsd-uk.eu.org on Sat, Aug 26, 2000 at 06:04:27PM +0100 Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-418-838-708 WWW-Home-Page: http://www.lemis.com/~grog X-PGP-Fingerprint: 6B 7B C3 8C 61 CD 54 AF 13 24 52 F8 6D A4 95 EF Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Saturday, 26 August 2000 at 18:04:27 +0100, j mckitrick wrote: > On Sat, Aug 26, 2000 at 08:50:36AM +0930, Greg Lehey wrote: >>>>> also, are there any benefits to doing this, or is the noatime option >>>>> good enough? >>>> >>>> There are certainly benefits. It makes the system a lot more crash >>>> resistant. >>> >>> This means resistant to hard drive corruption, right? It doesn't actually >>> affect OS stability. >> >> Correct. > > but if hard drives are so reliable these days, does this really make much > of a difference? It's not the reliability of the disk that's the issue. What if the system crashes while the file system is in the process of making massive metadata changes? > Also, if the only writes to / were the tty write and the chmods for > the gettys (i believe, or something similar) then what other stray > or corrupt writes are prevented? Good question. There's probably not much likelihood of damage anyway. Greg -- When replying to this message, please copy the original recipients. For more information, see http://www.lemis.com/questions.html Finger grog@lemis.com for PGP public key See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message