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The UKHA-ARCHIVE IS CEASING OPERATIONS 31 DEC 2024


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Re: [OT] HDD copy



> sh33pdip wrote:
>
> > Probably an obvious answer but can I make a clone of a hard drive
so
> > that if the main one goes down I can just plug in the clone and
it
> > will boot as normal?
> >
> > Do the drives have to be exactly the same make/size etc?
>
> 2 main options...... a regular ghosting as suggested by Alex, or for
> online redundancy, a RAID solution.... RAID 1 is mirroring, which
means
> as soon as you change something on your main disk, your second disk
gets
> the same thing written to it, which is great for failover redundancy,
> but no use for viruses, accidental deletion etc, so you still need to
do
> backups....
>
> It's trading off how much your data changes, what volume of it changes
> etc to decide between a full disk to disk copy once a week, or a
second
> by second disk copy.
>
> If you want raid, you can either get an add on PCI card to do it, or
get
> a motherboard that has it onboard, or worst case do it in software,
but
> that's just wasting processor cycles!

And don't buy any of the cheap IDE RAID bol***X especially avoid Promise's
pseudo RAID software/hardware wannabe RAID :) (Piece of junk... junk junk
junk..... That summarizes my highly technical synopsis of IDE RAID I don't
think I'll be discussing this further).

Shaf




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