Re: ftp.us.debian.org really slow/nonresponsive
On Fri, Jun 11, 2010 at 12:20:22PM -0500, Boyd Stephen Smith Jr. wrote:
> On Friday 11 June 2010 11:52:42 Merciadri Luca wrote:
> > Boyd Stephen Smith Jr. wrote:
> > > Details: http://wiki.debian.org/DebianGeoMirror
> >
> > What's the main interesting of using a server which is as near as
> > possible from you, actually?
>
> Closer geographically generally means fewer intermediate routers ("hops").
> Fewer hops generally means lower round-time times ("pings"). Lower pings
> indirectly allows larger TCP/IP windows, and thus, higher maximum bandwidth.
>
> In addition, spreading the load among multiple servers means fewer users per
> server, which increases the bandwidth available to each user.
>
> More bandwidth means less download time.
>
> The cdn service also removes out-of-date, heavily loaded, or "down" servers
> from the results, meaning you are less likely to get old packages or download
> failures.
And presumably makes a tiny contribution to the efficeint use of resources
worldwide
Cheers,
David
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