[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] RE: [Xen-devel] starting domain when block device already mounted
My disks line is: disk = [ 'phy:vg00/mail,0301,w', 'phy:vg00/mail-swap,0302,w' ] The unpriv domain is up and running again, although I don't know what damage has been done. /etc/passwd was missing though which is not a good sign. I found it in /lost+found, but who knows what else is missing! Thanks James > -----Original Message----- > From: Ian Pratt [mailto:m+Ian.Pratt@xxxxxxxxxxxx] > Sent: Monday, 17 January 2005 09:34 > To: James Harper; xen-devel@xxxxxxxxxxxxxxxxxxxxx > Subject: RE: [Xen-devel] starting domain when block device already mounted > > > I just had a filesystem hosed in an unpriv domain (ext3 > > errors all over > > the place), and then when I went to do a fsck on the block device it > > told me it was already mounted, and sure enough, dom0 already had the > > device mounted. Would that cause a filesystem crash, or at > > least errors? > > Dom0 wasn't doing anything to the filesystem, and the unpriv > > domain had > > been up for a few weeks before this occurred. > > Mounting an ext3 file system writeable in two domains is almost certain > to destroy it. > > The tools try and prevent this. Was it a 'file:' vbd? There's currently > no safety checks for those, but there should be for physical partition > and LVM volumes. > > Ian > > > Anyway, I've done this a few times before by mistake - made a few > > changes to the unpriv domain's filesystem from dom0 and forgot to > > unmount it before starting the domain. Is there any easy way > > to get 'xm > > create' to check before starting that none of the block devices it is > > about to export are in use? Such a thing would probably save me > > countless headaches in the future! (or maybe it's been done > > already? I'm > > running 2.0.1) > > > > Thanks > > > > James > > > > > > ------------------------------------------------------- > > The SF.Net email is sponsored by: Beat the post-holiday blues > > Get a FREE limited edition SourceForge.net t-shirt from ThinkGeek. > > It's fun and FREE -- well, almost....http://www.thinkgeek.com/sfshirt > > _______________________________________________ > > Xen-devel mailing list > > Xen-devel@xxxxxxxxxxxxxxxxxxxxx > > https://lists.sourceforge.net/lists/listinfo/xen-devel > > ------------------------------------------------------- The SF.Net email is sponsored by: Beat the post-holiday blues Get a FREE limited edition SourceForge.net t-shirt from ThinkGeek. It's fun and FREE -- well, almost....http://www.thinkgeek.com/sfshirt _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/xen-devel
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