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On Sun, 30 May 2010 14:20:36 +0000 (UTC), Grant Edwards wrote: |
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> > You're assuming that each backup only writes once, which is far from |
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> > true. If you mount a drive with the sync option, the FAT is updated |
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> > for every block you write, so even a single file can cause thousands |
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> > of writes to the same location. |
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> |
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> And you're assuming that the flash controller chip in the USB drive |
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> doesn't do wear-leavelling. |
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Even with wear levelling, writing in sync mode still does thousands of |
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writes. They may be more spread out, but there are still a lot more than |
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one per day and the previous assumptions are still false. |
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-- |
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Neil Bothwick |
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Law of Mechanical Repair: After your hands become coated with |
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grease, your nose will begin to itch. |