Source packages appropriate by default?

Seth Arnold seth.arnold at canonical.com
Wed Jul 24 19:36:08 UTC 2013


On Tue, Jul 23, 2013 at 09:31:15PM -0400, Scott Kitterman wrote:
> /ubuntu/dists/raring-security/main/source
> 
> [ ]	Release	24-Jul-2013 01:16 	106
> [ ]	Sources.bz2	24-Jul-2013 01:16 	32K
> [ ]	Sources.gz	24-Jul-2013 01:16 	38K
> 
> For end users, how much is really downloaded?

3 x 900 ms == 2.7 seconds

> /ubuntu/dists/raring-updates/main/source
> 
> [ ]	Release	24-Jul-2013 01:16 	105
> [ ]	Sources.bz2	24-Jul-2013 01:16 	50K
> [ ]	Sources.gz	24-Jul-2013 01:16 	62K
> 

3 x 900 ms == 2.7 seconds

> /ubuntu/dists/raring-updates/universe/source
> 
> [ ]	Release	24-Jul-2013 01:16 	109
> [ ]	Sources.bz2	24-Jul-2013 01:16 	64K
> [ ]	Sources.gz	24-Jul-2013 01:16 	77K
> 
> It doesn't seem like a lot.


3 x 900 ms == 2.7 seconds

2.7 x 3 == 8.1 seconds.

And yes, I've seen 900ms latency to our servers before, and I'm on a
reasonably quick connection, even by Korean or Swedish standards.

I'd hate to think what connectivity to our servers would be if I were
on a poor connection.

(I'm far happier now that I've switched to mirror.anl.gov; 70 ms latency
means my apt-get updates are now done in just 47 seconds rather than
the nearly two minutes I got when using our servers. But my needs are
a bit of an outlier..)

Perhaps HTTP/2's better use of single sessions[1] will improve things
drastically, but waiting for HTTP/2-compatible apt-get and servers feels
like a long way to go around turning off the deb-src lines by default.

[1]: http://www.chmod777self.com/2013/07/http2-status-update.html

Thanks
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