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http://en.wikipedia.org/wiki/Sparse_file |
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On Fri, 2008-02-15 at 19:08 -0500, Randy Barlow wrote: |
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> bmicek@×××××××××.net wrote: |
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> > I spent time about a year ago looking into good encryption. At that |
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> >... |
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.... |
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> it makes a file that reports itself to be 1 GB long by ls -l, but |
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> doesn't seem to write 1 GB to the disk. Also, df doesn't report 1 GB |
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> less than before you run the command. |
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> |
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> What's happening here? I had assumed before I did this that the output |
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> of ls -l is the actual number of bits consumed by a file, but that |
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> doesn't seem to be the case anymore. |
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> |
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> I created a file using the second command, and now as I copy files into |
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> it I can see the disk space going down bit by bit. This is really what |
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> I wanted in the first place, but I am just confused as to what is really |
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> going on. Could anybody explain, please? |
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> |
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> -- |
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> Randy Barlow |
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> http://electronsweatshop.com |
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-- |
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William Kenworthy <billk@×××××××××.au> |
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Home in Perth! |
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-- |
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