On Fri, 2010-09-17 at 02:22 +0100, Anthony wrote:
> At home I've a fileserver PC and Ubuntu clients including one that's
> ended up needing to be left on 24/7.  I'm thinking of moving the
> server's 2 disks to the always-on desktop box to save electricity.  All
> PCs are on a wifi ADSL router using Cat5 and WPA, and we've an
> (untrusted) lodger.  Backups are nightly between encrypted server disks,
> and approx weekly an incremental to an unencrypted USB drive which is
> locked away. [*]
> 
> Have I thought of all the pros and cons, and how should I secure this
> arrangement (especially NFS)?
?switch to shares based on SSHFS
> Power: saves 25%
>     same disk count, one less mobo
> 
> LAN security: no change - is it enough?
>     client login passwords; static client IPs;
>     NFS exports to individual IPs;
>     encrypted data disks; ssh with passwords
> 
> Physical security: worse.
>     fileserver is in the loft,
>     PC and router are on the desk
> 
> Noise: OK
>     desktop gets 3 quiet Barracuda disks
> 
> Speed: got a PCI-IDE card
>     so each disk can be on its own channel
> 
> Future expansion: costly
>     will need to replace with larger disks.
>     2 channel PCI card => only add 1 more disk
> 
> Stability: not sure.
>     The 24/7 desktop has mostly run between power cuts so far.  Apps are
>     installed as needed mostly from universe and there's a spare PC for
>     reboots e.g. learning grub2.  Browser memory leaks eventually fill
>     swap and fell the box: the browser could be run in a VM to avoid
>     this.
> 
> Bring on the advice please!
> 
> Anthony
> 
> 
> * story in a nutshell; some features not yet implemented quite like
> that.
> 
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> --------------------------------------------------------------
Hi Anthony,
A quick first thought - any way of moving the 24/7 tasks to the server
instead of decomissioning it?
Re security of shares - ?switch to shares based on SSHFS
Not a mass of advice, but a couple of quick ideas
Regards
Dan