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On Tue, 2006-05-02 at 18:27 +0200, Patrick Lauer wrote: |
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> On Tue, 2006-05-02 at 08:50 -0700, Ryan Phillips wrote: |
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> |
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> > Patrick, |
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> > |
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> > did you benchmark CPU load? Often bzip2 takes 3x as long to |
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> > uncompress a package than bzip. Often, the space savings doesn't |
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> > justify the cost of how long it takes for the cpu to decompress the |
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> > archive. |
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> |
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> I did not compare CPU load. Maybe I should do that :-) |
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> |
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> But the average user will take longer to download than to uncompress, so |
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> my rationale for this experiment was space reduction "at all costs". The |
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> 15% average gain should outweigh CPU issues. |
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> |
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> Also - on my test system I managed to _compress_ at 1,5MB/s. If anyone |
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> could provide some performance numbers for slower systems it'd be |
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> easier to evaluate the tradeoff. |
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|
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I'm sure somebody *cough* vapier *cough* could find you a slow enough |
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machine to compare against. Perhaps something in the double-digits of |
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MHz. *grin* |
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|
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-- |
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Chris Gianelloni |
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Release Engineering - Strategic Lead |
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x86 Architecture Team |
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Games - Developer |
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Gentoo Linux |