Date: Sat, 15 Nov 2003 01:27:00 -0400 (AST) From: "Marc G. Fournier" <scrappy@hub.org> To: James Read <james@physicalsegment.com> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: kernel panic on 4.9-release with nullfs Message-ID: <20031115012534.N4021@ganymede.hub.org> In-Reply-To: <003401c3ab01$e9154c70$c000000a@jd2400> References: <OF05F85375.6DAEB8FC-ONC1256DDD.003BF0E0-C1256DDE.005E1502@felvi.hu> <003401c3ab01$e9154c70$c000000a@jd2400>
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On Fri, 14 Nov 2003, James Read wrote: > > But now after some minutes the same crash. I made some other > > dump: > > > > 1: one nullfs-mounted jail at init 6: reboot after panic: null_checkvp > > http://turando.felvi.hu/crash/crash_2.tgz (~430M) > > http://turando.felvi.hu/crash/gdb.out.2 > > > > > > 2: simply nullfs mounted jails: 2xbind9 (etc,named.conf+zone files,usr); > > oops proxy(etc,usr); mysqld(etc,usr), djbdns (etc,usr) > > > > Hi, I run sevral jails on 4.9 with a heavey usage of mount_nullfs with > absolutly no crashes or had any problems with it, same with 4.8 (upgraded > from 4.8 to 4.9, no mount_nullfs changes to the box) > > In the jails, I run bind,samba,apache,smtp/imap > server(maildir),squid,mysqld,sshd,pureftpd. > > This is my mount output: > > bash-2.05b# mount > /dev/ad1s1a on / (ufs, local) > /dev/ad1s1f on /tmp (ufs, local, soft-updates) > /dev/ad1s1g on /usr (ufs, local, soft-updates) > /dev/ad1s1e on /var (ufs, local, soft-updates) > procfs on /proc (procfs, local) > /dev/ad3s1 on xxxxx(ufs, local, soft-updates) > /dev/ad4s1 on xxxxxx(ufs, local, soft-updates) > /dev/ad5s1 on xxxxxx(ufs, local, soft-updates) > /dev/ad6s1 on xxxxx(ufs, local, soft-updates) > /usr/ports on /usr/local/jails/xxxxxxx/usr/ports (null, local) > /usr/ports on /usr/local/jails/xxxxxxxxx/usr/ports (null, local) > /usr/ports on /usr/local/jails/xxxxxx/usr/ports (null, local) k, based on this, all you use nullfs for is mounting ports ... in Kovacs case, he's got the / running off of it ... there are known issues with this, especially if any application creates an AF_UNIX socket *on* the nullfs mounted file system ...
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