* Bernd Walter <[EMAIL PROTECTED]> [000920 13:43] wrote:
> On Wed, Sep 20, 2000 at 01:24:34PM -0700, Edward Elhauge wrote:
> > OK, vinum is good. But my understanding is that you can't use vinum on
> > your root partition. By Murphy's Law it always seems to be root that gets
> > screwed up. And that also causes the biggest problems because then you
> > have to yank the system apart and find another host disk for booting.
>
> The root Filesytems doesn't really change.
> In general if you don't edit something in /etc or add accounts you can
> even be happy with a readonly /.
> I can't see any needs for mirrors beside that the host should keep running
> in case of a disk failure. A simple backup of the small /etc is sufficient.
There's a "Zen of backup" somewhere that explains why you want to
backup system files.
Basically:
hotswap spare read-only / and /usr == near 0 downtime,
reinstall the OS == 20-120 minutes of downtime.
-Alfred
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