Nitin Bhardwaj:
> No, what I meant was that the aufs remount went fine:
> "mount -o remount,ro,mod:/bin=ro /aufs/bin"
> I'm not remounting root fs ( / ) read-only.
The main purpose to modify your shutdown script is make root readonly.
Chaging the aufs branch permission never stop the messages from fsck.
> Ok, Let me ask a specific question: Given my situation ( after the
> system is up and I've logged on in a shell), is there a way to unmount
> the union of /aufs/{bin,sbin....} and /.mount/{bin,sbin....}, so that
> the system is running again from /.mount/{sbin,sbin...} ?
Generally you cannot umount any filesystem while it is busy.
Whether your filesystem is busy or not, it is up to you.
J. R. Okajima
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