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Subject: Re: Silly question

Author: James Swafford

Date: 06:38:53 07/26/05

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On July 26, 2005 at 06:34:45, William Sorin wrote:

>On July 26, 2005 at 03:55:42, Peter Skinner wrote:
>
>>On July 26, 2005 at 03:44:35, William Sorin wrote:
>>
>>>A friend told me that you can compress a 40 gig hardrive to just one 700mb CD
>>>using Norton Ghost, I thought this would be completely impossible. But he claims
>>>this is a Standard Operation. Is he nuts or am I silly for not knowing what he
>>>alleges to be common?
>>
>>I used Norton Ghost to make images of my initial operating system install for
>>quick restore later.
>>
>>Off the 3 dvd's I use for initial install, the image produced by Ghost is only
>>about 480mb on my saved partition.
>>
>>To compress an entire 40 gig drive the image would likely be around 3.2gb. 700
>>is a little far fetched.
>>
>>I now use Acronis True Image 8.0 for my back up needs. It is MUCH faster than
>>Ghost, and I believe does a better job.
>>
>>Peter
>
>
>  Why when i try backing up my 4 gig partition using Norton Ghost 9.0 and High
>compression option, my image is like 1.8 Gig???


The compression ratio will vary with the data being compressed.
If you could guarantee (say) an 80% compression for any data set, then
what would stop me from doing it twice, or three times, or... ?
Eventually I'd compress my 40 g drive to a floppy disk. :)

--
James



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