On 07/25/2011 10:24 PM, Alphonse Hansel Anthony wrote: > Hi Daniel, > > I am using lxc utils (0.7.4.2). > In my case, I am trying to mount the rootfs.iso as "/" within the > Container and it fails with "No such file or directory". > > I am just wondering if any additional options are required to make the > mounted ISO visible across pivot_root boundaries, similar to "MS_BIND" mount > option for files/directories. > > Can you copy-paste your lxc.conf file? I would like to cross verify with > options that I had specified.
lxc.network.type = veth lxc.network.flags = up lxc.network.link = br0 lxc.utsname = lucid2 lxc.tty = 4 lxc.pts = 1024 lxc.rootfs = /var/lib/lxc/lucid2/rootfs.iso lxc.mount = /var/lib/lxc/lucid2/fstab lxc.cgroup.devices.deny = a # /dev/null and zero lxc.cgroup.devices.allow = c 1:3 rwm lxc.cgroup.devices.allow = c 1:5 rwm # consoles lxc.cgroup.devices.allow = c 5:1 rwm lxc.cgroup.devices.allow = c 5:0 rwm lxc.cgroup.devices.allow = c 4:0 rwm lxc.cgroup.devices.allow = c 4:1 rwm # /dev/{,u}random lxc.cgroup.devices.allow = c 1:9 rwm lxc.cgroup.devices.allow = c 1:8 rwm lxc.cgroup.devices.allow = c 136:* rwm lxc.cgroup.devices.allow = c 5:2 rwm # rtc lxc.cgroup.devices.allow = c 254:0 rwm > The second case that you had mentioned works for me. > My rootfs is a directory on the host ( /root/lxcOne ) > Mount point for iso with rootfs (/root/lxcOne/mnt) > After I add the mount options in fstab, I am able to view the content in > </root/lxcOne>/mnt > directory. > > -Alphonse > > > > On Mon, Jul 25, 2011 at 4:04 PM, Daniel Lezcano <daniel.lezc...@free.fr>wrote: > >> On 07/25/2011 08:17 PM, Alphonse Hansel Anthony wrote: >>> Hi, >>> I am trying to start a LXC, with a ISO image as the rootfs. >>> >>> the excerpt of the mount options that I use in lxc.conf >>> >>> lxc.rootfs = rootfs.iso >>> lxc.rootfs.mount = /lxc/rootfs >>> >>> The error that I get while I start the LXC >>> >>> ----- >>> lxc-start: No such file or directory - failed to exec /sbin/init >>> lxc-start: invalid sequence number 1. expected 2 >>> lxc-start: failed to spawn 'raven' >>> lxc-start: Device or resource busy - failed to remove cgroup >> '/cgroup/raven' >>> ------ >>> >>> on closer look at the lxc-start , I found the following >>> >>> 1) the iso image is mounted at the specified location >>> 2) I am also able to stat the /sbin/init file. >>> >>> I instrumented the code in file ${SRC_FOLDER}/src/lxc/start.c:: static >>> int start(struct lxc_handler *handler, void* data) >>> and I am able to stat the file /sbin/init just before execvp, but exec >>> fails with "No such file or directory". >>> >>> Any help in this regard would be useful. >> I created a ISO image and started the container. The container starts as >> expected (but the mountall fails because the rootfs is RO.) >> Is it possible the iso image contains an extra directory where the >> rootfs belongs ? I mean, if you mount the iso image on a directory >> 'mnt', you should see '/mnt/usr, /mnt/lib, ...' is it the case ? >> >> ------------------------------------------------------------------------------ Storage Efficiency Calculator This modeling tool is based on patent-pending intellectual property that has been used successfully in hundreds of IBM storage optimization engage- ments, worldwide. Store less, Store more with what you own, Move data to the right place. Try It Now! http://www.accelacomm.com/jaw/sfnl/114/51427378/ _______________________________________________ Lxc-devel mailing list Lxc-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/lxc-devel