[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] 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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