Date: Fri, 7 Dec 2001 13:02:31 -0500 (EST) From: Joe Clarke <marcus@marcuscom.com> To: "Roger 'Rocky' Vetterberg" <listsub@rambo.simx.org> Cc: Ceri <setantae@submonkey.net>, <freebsd-questions@FreeBSD.ORG> Subject: Re: mount_mfs with softupdate generates panic Message-ID: <20011207130150.E86970-100000@shumai.marcuscom.com> In-Reply-To: <3C110358.9020505@rambo.simx.org>
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On Fri, 7 Dec 2001, Roger 'Rocky' Vetterberg wrote: > Ceri wrote: > > >On Fri, Dec 07, 2001 at 06:08:22PM +0100, Roger 'Rocky' Vetterberg wrote: > > > >>Has anyone used memory disks, with softupdates enabled, succesfully? > >> > > > >There isn't any point. > > > What do you mean no point? I think he means, what's the point of SU on an async filesystem. If you're going to mount a filesystem async (and MFS is a good choice to do so), why enable softupdates? Joe > I agree, the performance gained of using Soft Updates on a memory disk > is probably small, but as I mentioned, this was done purely for > performance, hence the noatime and async flags. > > Im by no means a filesystem expert, but Soft Updates should improve > performance on memory disks as well as regular harddrives, right? > > > > >This does sound like a bug though. > >I'll test it myself at some point when I can afford a kernel panic. > > > Please let me know what happens, Im very curious to see if this is a bug > or just my machines. > > -- > R > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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