[SPARCbook] Best Hard drive configuration

Scott D. Yelich scott at scottyelich.com
Mon Nov 15 10:42:48 CST 1999


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On Mon, 15 Nov 1999, Stephen Dowdy wrote:
> > From: "Scott D. Yelich" <scott at scottyelich.com>
> > Just make / and swap.
> 1) fragmentation
>    If you have /var mounted within /, then the entire partition will
>    frag affecting everything, not just your volatile file partitions.

This is my laptop.  I can't see it logging all that much.  In fact,
I really haven't looked at my laptop logs ever.  I could just log to
/dev/null.  I'm not sure what else ends up under /vavr, but it's
just not a lot with my laptop.


> 2) security
>    Often root-kit type exploits will involve somehow creating setuid
>    binaries inside /tmp or /var/spool/*...  If you mount your non-usr
>    partitions with 'nosuid' flags, many of these common exploits will fail
>    to function.  You could, i suppose, use a loopback file system with
>    'nosuid' on top of your single / partition to emulate this.

Blah.  My laptop has ipfilter on it.  If they can get on it, 
then they deserve root.

> 3) reliability
>    file system corruption on one partition might not be fatal.  With a
>    single filesystem, you risk being dead on any failure.

I don't think I've ever lost data this way... ever. I've been running
suns since sunos 3.2 ... 

> That all said, i would suggest you at least create a / partition along
> with a /usr

I'm not trying to start a battle here.... I just find that
partitioning a 1.2GB (especially for sol6/7) is more
trouble than it's worth.  With 2.5, I'd probably do
/, swap and /export/home...

anyway, good night.  Time to go.

Scott


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