Proposal for solving CD Size problems

Scott James Remnant scott at ubuntu.com
Wed Sep 27 20:41:21 BST 2006


On Wed, 2006-09-27 at 10:51 +0200, Mgr. Peter Tuharsky wrote:

> -let's first use the CD's capabilities to the full extent, by using lzma 
> or better gzip. Thus gain some 70-100MB of extra space for cost of small 
> or even unnoticed performance hit, that would only have impact on Live 
> usage anyway.
>  
I've done some tests with this; the results aren't great:

-rw-r--r-- 1 root root 599M 2006-09-27 20:23 filesystem.squashfs_gz
-rw-r--r-- 1 root root 552M 2006-09-27 20:37 filesystem.squashfs_7z


The saving is under 8%, and the performance hit is extremely noticeable
(at least within VMware), it takes almost twice the time to boot.

I used the following patches:

	http://www.beyondlogic.org/nb5/squashfs_lzma.htm

Scott
-- 
Scott James Remnant
scott at ubuntu.com
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