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Re: How efficient is mounting /usr ro?



Michael Stone <mstone@debian.org> writes:

> On Sat, Oct 18, 2003 at 04:05:22AM +0200, Goswin von Brederlow wrote:
> >Mounting stuff read-only also prevents filesystem corruption in case
> > the system does crash
> 
> 
> A quiescent filesystem isn't going to be corrupted in a system crash.
> You need to have metadata inconsistencies caused by filesystem activity
> before you can get corruption.

Which you get from time to time due to programs opening files
read-write when possible, mtime and atime updates etc.

> >reduces the frequency of fscks if you reboot frequently.
> 
> If that's an issue for you, fix it properly by using a journalling fs.

No FS is perfect. I trust a harddisk jumpered to read-only or a cdrom more.

> Mike Stone

MfG
        Goswin



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