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<div style="font-size: 10pt;"><div dir="auto">It is hard to compare compression savings without specifying the data set used.</div><div dir="auto">The Silesia or Calgary corpus could be used as the reference set. Both the compressibility ratio and the compression performance is highly data content dependent.</div></div><div style="font-size: 10pt;"><div id="LGEmailHeader" dir="auto"><div dir="auto"><br></div><div dir="auto">------ Original message------</div><div dir="auto"><b>From: </b>Bob Friesenhahn<bfriesen@simple.dallas.tx.us></bfriesen@simple.dallas.tx.us></div><div dir="auto"><b>Date: </b>Wed, Oct 31, 2018 11:16</div><div dir="auto"><b>To: </b>OpenIndiana Developer mailing list;</div><div dir="auto"><b>Cc: </b></div><div dir="auto"><b>Subject:</b>Re: [oi-dev] OI Hipster 2018.10 snapshot</div><div dir="auto"><br></div></div><pre>On Wed, 31 Oct 2018, Volker A. Brandt wrote:
>
> John is absolutely right. The numbers speak for themselves. :-)
I see only relatively small compression gains so the content must be
partially compressed already, or does not compress well.
Lzma type compression (e.g from xz, lzip, or 7z) will do better than
zip for this purpose.
Bob
--
Bob Friesenhahn<a href="mailto:
bfriesen@simple.dallas.tx.us">
bfriesen@simple.dallas.tx.us</a>, <a href="http://www.simplesystems.org/users/bfriesen/">http://www.simplesystems.org/users/bfriesen/</a>
GraphicsMagick Maintainer, <a href="http://www.GraphicsMagick.org/">http://www.GraphicsMagick.org/</a>
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