Date: Thu, 23 Mar 2006 10:42:30 -0800 From: Kent Stewart <kstewart@owt.com> To: freebsd-current@freebsd.org Cc: freebsd-fs@freebsd.org, jroberson@chesapeake.net, John Kozubik <john@kozubik.com>, tegge@freebsd.org, Kris Kennaway <kris@obsecurity.org> Subject: Re: UFS2 Snapshots in 6.1-Beta4 - Confirmed Problems Message-ID: <200603231042.30623.kstewart@owt.com> In-Reply-To: <20060323183414.GA84775@xor.obsecurity.org> References: <20060320224313.O55763@kozubik.com> <20060323183414.GA84775@xor.obsecurity.org>
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On Thursday 23 March 2006 10:34, Kris Kennaway wrote: > On Tue, Mar 21, 2006 at 01:36:44AM -0800, John Kozubik wrote: > > First, I have confirmed that a filesystem with multiple snapshots > > that undergoes multiple, rapid deletions of files, will cause the > > system to hang. I have witnessed this before, but had not > > confirmed it or documented it in a PR. Now that I have confirmed > > this behavior, I have documented it in: kern/94769 > > I ran a (completion of) your script in a loop for about 24 hours and > it didn't deadlock. This may be because there was a second set of > fixes that was merged in to 6.x a day or two ago. Are you able to > confirm whether they indeed fixed this problem? > > > Second, kern/92292 is still a problem. I have reproduced this > > error in 6.1-BETA4 (and have seen it happening since 5.1). The > > (small) difference is that the cp process seems to stick in the > > flswai state instead of biowr. > > I'll test this one next. There is also a problem if you try to boot the latest 6.1-beta kernel from XP using an old boot1. It just hangs and you don't even see the "-" symbol on the console. You can boot from XP after you start using the new boot1. Kent -- Kent Stewart Richland, WA http://www.soyandina.com/ "I am Andean project". http://users.owt.com/kstewart/index.html
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