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[Veritas-bu] Veritas-bu Digest, Vol 5, Issue 71
2006-09-25 12:39:38
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Subject: |
[Veritas-bu] Veritas-bu Digest, Vol 5, Issue 71 |
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From: |
austin.murphy at gmail.com (Austin Murphy) |
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Date: |
Mon, 25 Sep 2006 12:39:38 -0400 |
On 9/25/06, Joe Royer <jroyer at digitalmotorworks.com> wrote:
> And keep in mind, if you try to hardware compress software compressed
> data, it will be slower and the tape will hold less.
The compression algorithm in LTO drives does NOT inflate already
compressed data like other drives. There is a "compressed" bit or
something similar for each block of data. If the block doesn't
compress nicely it sets the bit and writes the original data.
Austin
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