[OSX-Users] Re: Install iLife on Lion

[Jules]

On 15/03/2012 21:54, Philip Boulain wrote:
> On 15/03/2012 21:20, Jules Field wrote:
>> Assuming you have a Time Machine backup of the system before you 
>> start trying that, you can always back off to the previous state.
>
> I take it there's no way to get Time Machine to make shadow copies to 
> the host drive, a la Windows Vista/7?
Time Machine in Lion will make backups to its own disk to help you out 
with accidental file deletions/edits, but you do need to enable Time 
Machine first.
>
>>> * Full-on zeroing-the-drive-first clean reinstall. It's the only way 
>>> to be sure.
>> Repartitioning in Disk Utility (which you can run from the 
>> installation media) is all that's required. Unlike with Windows, 
>> there's no need to zero out the partition table explicitly, just 
>> repartitioning the disk to a "1 Partition" layout is sufficient.
>
> Since I no longer plan to dedicate a HFS+ formatted drive to the Mac 
> for backups (it's existing allocation is full of 10.4 image, hard 
> drive prices are still peaked post-flood, and frankly having to carve 
> out a HFS+ partition is just needlessly awkward in a heterogeneous 
> world), zeroing the drive has the huge advantage of being able to take 
> sparse images with arbitrary cross-platform tools (e.g. GNU ddrescue) 
> to arbitrary filesystems (except HFS+, since it doesn't support sparse 
> files), since all the unused space is nice and clean.
I'll leave you to do the restore from that...


Jules

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