Date: Wed, 18 Aug 1999 11:18:43 -0400 (EDT) From: Larry Lile <lile@stdio.com> To: hackers@FreeBSD.ORG Cc: dklane@yahoo.com Subject: Re: async v. sync v. default mode on ufs Message-ID: <Pine.BSF.4.05.9908181118180.8913-100000@heathers.stdio.com> In-Reply-To: <Pine.BSF.4.05.9908181057480.8913-100000@heathers.stdio.com>
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Sorry, I blew the CC: line... On Wed, 18 Aug 1999, Larry Lile wrote: > > It was pointed out to me by a co-worker that FreeBSD has actually > three modes of operation for mounting ufs filesystems. Could someone > please explain to me, and him, the differences between the three. > > Also does anyone knows how these compare to sync and async on Linux? > > Just a btw, you seem to be able to set sync and async on a filesystem > at the same time. What gives? > > dlane# mount -u -o sync,async,noatime /var dlane-printer# mount > /dev/wd0s1a on / (local, noatime, synchronous, writes: sync 405 async 23) > /dev/wd0s1e on /usr (local, noatime, synchronous, writes: sync 118365 > async 83882) > /dev/wd0s1f on /var (asynchronous, local, noatime, synchronous, writes: > sync 93 async 216) procfs on /proc (local) > dlane# > > /var looks questionable... > > I would never try that on purpose, but it just kinda happened, and when I > looked at it I though "wow that's broken"! > > Larry Lile > lile@stdio.com > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hackers" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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