Re: Rsync on servers (was Re: RFC: Checking for updates)
On Sat, Nov 03, 2001 at 11:10:20PM +1100, Martijn van Oosterhout wrote:
> On Sat, Nov 03, 2001 at 06:15:43AM -0500, Matt Zimmerman wrote:
> > Someone mentioned that they were working on pregenerating the checksum
> > data and storing it alongside the files on disk, to cut down on server
> > processing. For files which will be rsync'd many times, this seems like
> > it would be a win.
> Last time I heard this idea, it was pointed out that the checksum data is 4
> or 8 times larger than the file it is checksumming.
> I don't think archive maintainers would like that...
If that were true, rsync wouldn't save bandwidth by transferring and
verifying the checksums, no? Even so, we're only talking about the
Packages files, which are relatively small compared to the archive as a