On Mon, 14 Aug 2006, Jeff Garzik wrote:
Date: Mon, 14 Aug 2006 13:15:55 -0400
From: Jeff Garzik <jeff@xxxxxxxxxx>
To: Jakub Narebski <jnareb@xxxxxxxxx>
Cc: git@xxxxxxxxxxxxxxx
Subject: Re: Compression and dictionaries
Jakub Narebski wrote:
David Lang wrote:
the other factor that was mentioned was that a single-bit corruption in
the dictionary would make the entire pack file useless. if this is really
a concern then just store multiple copies of the dictionary. on a pack
with lots of files in it it can still be a significant win.
Or use some error-correcting code for storing dictionary.
Error-correcting code? We have sha1 hash to determine validity...
that would only tell you that what you have is garbage (and you need to restore
from backup(, useing a ECC costs some space, but lets you recover from some
errors without having to resort to backups.
David Lang
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