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Re: Debian's problems, Debian's future



On Wed, Apr 10, 2002 at 01:26:17AM -0700, Robert Tiberius Johnson wrote:
> This looks like an interesting algorithm, so I decided to compare it to
> the diff scheme analyzed in 
> http://lists.debian.org/debian-devel/2002/debian-devel-200204/msg00502.html
> 
> The above message also gives my analysis methodology.
> 
> The results:
> ------------
> 
> - The following table summarizes the performance of the checksum-based
> scheme and the diff-based scheme under the assumption that users tend to
> perform apt-get update often.  I think disk space is cheap and bandwidth
> is expensive, so 20 days of diffs is the best choice.
> 
> Scheme                         Disk space         Bandwidth
> -----------------------------------------------------------
> Checksums (bwidth optimal)            26K               81K
> diffs (4 days)                        32K              331K
> diffs (9 days)                        71K               66K
> diffs (20 days)                      159K               27K

can you explain your counts?

Gruss
Grisu
-- 
Michael Bramer  -  a Debian Linux Developer      http://www.debsupport.de
PGP: finger grisu@db.debian.org  -- Linux Sysadmin   -- Use Debian Linux
"Nicht geschehene Taten ziehen oft einen erstaunlichen Mangel an Folgen 
 nach sich."             --   S.J. Lec

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