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From: rmoser <mlmoser@comcast.net>
To: linux-kernel@vger.kernel.org
Subject: Re:  Re:  Swap Compression
Date: Fri, 25 Apr 2003 18:32:44 -0400	[thread overview]
Message-ID: <200304251832440510.00D02649@smtp.comcast.net> (raw)

Yeah you did but I'm going into a bit more detail, and with a very tight algorithm.  Heck the algo was originally designed based on another compression algorithm, but for a 6502 packer.  I aimed at speed, simplicity, and minimal RAM usage (hint:  it used 4k for the code AND the compressed data on a 6502, 336 bytes for code, and if I turn it into just a straight packer I can go under 200 bytes on the 6502).

Honestly, I just never looked.  I look in my kernel.  But still, the stuff I defined about swapon options, swap-on-ram, and how the compression works (yes, compressed without headers) is all the detail you need about it to go do it AFAIK.  Preplanning should be done there--done meaning workable, not "the absolute best."

--Bluefox Icy

---- ORIGINAL MESSAGE ----
List:     linux-kernel
Subject:  Re: Swap Compression
From:     John Bradford <john () grabjohn ! com>
Date:     2003-04-25 21:17:11
[Download message RAW]

> Sorry if this is HTML mailed.  I don't know how to control those settings

HTML mail is automatically filtered from LKML.

> COMPRESSED SWAP

We discussed this on the list quite recently, have a look at:

http://marc.theaimsgroup.com/?l=linux-kernel&m=105018674018129&w=2

and:

http://linuxcompressed.sourceforge.net/

John.
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             reply	other threads:[~2003-04-25 22:23 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-04-25 22:32 rmoser [this message]
2003-04-28 21:35 ` Swap Compression Timothy Miller
2003-04-29  0:43   ` Con Kolivas
2003-04-25 22:48 rmoser
2003-04-26  9:17 ` Jörn Engel
     [not found]   ` <200304261148590300.00CE9372@smtp.comcast.net>
     [not found]     ` <20030426160920.GC21015@wohnheim.fh-wedel.de>
2003-04-27  2:24       ` rmoser
2003-04-27  9:04         ` Jörn Engel
2003-04-27 17:24           ` rmoser
2003-04-27 17:51             ` Jörn Engel
2003-04-27 18:22               ` William Lee Irwin III
2003-04-27 18:31               ` rmoser
2003-04-27 19:04                 ` Jörn Engel
2003-04-27 19:57                   ` Livio Baldini Soares
2003-04-27 20:24                     ` rmoser
     [not found]                   ` <200304271609460030.01FC8C2B@smtp.comcast.net>
2003-04-27 20:10                     ` rmoser
2003-04-27 21:52                   ` rmoser

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