Re: How to Properly Prepare for Move to FC2

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I use 2 machines of identical config for this :-)

#1 as production machine
#2 as test machine

Leave #1 as is. Upgrade #2, test and bullet proof
everything.
Now just change DNS entries, #2 becomes the production
machine.
#1 is now free and becomes test machine :-)


--- Mike Bartman <omni@xxxxxxxxxxxxx> からのメッセージ:
> At 11:52 AM 5/14/04 -0700, Tom 'Needs A Hat'
> Mitchell wrote:
> >On Thu, May 13, 2004 at 09:44:38AM -0400, Clint
> Harshaw wrote:
> 
> >Safe requires a backup.
> >
> >Backup your data in ways that you know, understand
> and can test!
> 
> I've installed two removable HD trays in my tower
> machines.  One is for the
> system disk, the other is for scratch space, swap
> space or whatever temp
> uses I might have.  I have a spare system disk in a
> tray too.  To do a
> backup I shut down, swap the data disk for the spare
> system disk, and use
> System Commander's partition copy capability to copy
> all the partitions
> from the active system disk to the backup disk
> (anything that runs only in
> memory and can copy partitions across disks will
> do).  This gets all files
> backed up without worrying about access conflicts or
> changes happening
> while I'm backing up, and it gives me a "hot spare"
> in case the system disk
> goes toes up (it's happened once so far).
> 
> When I need to do a major upgrade, I do a backup as
> above, then I upgrade
> the *copy* I just made.  If the copy was faulty, or
> the upgrade fails, I
> can do another...the live disk hasn't been touched. 
> If I just run out of
> time I can abort the upgrade and put the live disk
> back in and do the
> upgrade at another time (while realizing I don't
> have a backup at the
> moment ;-).  If the upgrade works, I run it for a
> bit to make sure I'm
> happy with it, then I make it the live disk, and do
> a new backup to the old
> live disk, and run off of it, leaving the proven
> disk as the backup again.
> 
> If you are really paranoid, using two backup disks
> isn't a lot more
> expensive...an A and a B disk, so even if things go
> totally screwy, you've
> still got a (slightly older) full backup to recover
> from on the other
> backup disk.
> 
> It's been working for me for a few years now anyway,
> with Linux and WinNT
> both.  Trays are about $30/pair at the local
> computer store, and install
> like a HD, so if you can plug in plugs and fasten
> screws, you are all set.
> They even have key locks so that they can be made a
> bit less removable if
> you need that.
> 
> -- Mike Bartman
> 
> "If a nation values anything more than freedom, it
> will lose that freedom,
> and the irony of it is that if it is comfort or
> money that it values more,
> it will lose those too."  
> 
>                                                 --
> Somerset Maugham
> 
> 
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