On Thu, Jan 03, 2008 at 05:10:59PM +0100, knitti wrote: > On 1/3/08, Marius Hooge <[EMAIL PROTECTED]> wrote: > > Doug wrote: > > > > >2. I don't know the size of the disk to know the size of the backup > > > media required. However, CD/DVD burners are less than the cost > > > of a hard drive and the media is relatively cheap. > > > > I personally don't recommend backups to CD/DVD. > > They degenerate rather "quickly" depending on their quality and > > the storage humidity. > > Unlike a USB/Firewire harddisk inside your fire-, water-, emp-proof > > safe/vault. ;-) > > But make shure to set some kind of reminder to update your backup. > > this is becoming OT, but I can't recommend storing HDDs as "real" > backup solution either. HDDs _do_ have bitrot, and one should at least, > say, once a year, verify that the *whole* disk is readable, ensuring that > sectors which are not yet completely unreadable get remapped. Vaulting > a DVD or a HDD for five years or more leaves you in both cases with the > real possibility of data loss.
If neither hard drives nor CD/DVDs are a good backup soluton, and networking the backup to another computer's hard drive (which then presumably also has the bitrot problem) isn't an option, and a DLT or whatever tape drive is too expensive: Then what other options are there? CF, USB stick? Doug.
