Re: Receiving objects: 44% (121381/272167), 124.05 MiB | 78 KiB/s



On Mon, 2009-05-04 at 15:46 -0400, Owen Taylor wrote:
> On Mon, 2009-05-04 at 15:24 -0400, Reid Thompson wrote:
> > On Mon, 2009-05-04 at 14:56 -0400, Behdad Esfahbod wrote:
> > > On 05/04/2009 02:52 PM, Reid Thompson wrote:
> > > > Is this the 'to be expected' transmission rate for git?  Or is there
> > > > something abnormal about today?
> > > >
> > > > Receiving objects:  44% (121381/272167), 124.05 MiB | 78 KiB/s
> > > 
> > > Be more specific?  What's wrong with 78 KiB/s exactly?  I've seen that speed 
> > > from my home network, and I've see as high as 1 MiB/s from other networks 
> > > (including a coffeeshop network).
> > > 
> > > behdad
> > 
> > at that rate, downloading everything for evolution (evolution
> > evolution-exchange evolution-webcal evolution-data-server glib libsoup
> > libgweather gvfs gtkhtml etc) is going to take more time to download
> > than that it took to download, compile and install using svn.  hours ??
> > longer... just trying to find out if that is going to be the norm going
> > forward or not.
> > 
> > evolution took 42 minutes to download, evolution-data-server won't
> > download...
> 
> Obviously connectivity to git.gnome.org and svn.gnome.org may be quite
> different - they are hosted in different places (svn.gnome.org in
> Europe, git.gnome.org in the US)
> 
> But in every case we've looked at, bottlenecks checking out from
> git.gnome.org:
> 
>  A) On someone's local connection or network provider
>  B) Somewhere in hand-offs between major networks
> 
> With no network constraints, you should see download rates of
> 1 or 2 MiB/s. (I consistently get that from the Red Hat office in
> Massachusetts, somewhat slower from home - but still 10x what you are
> reporting.)
> 
> Of course, checking out everything is a one-time activity so almost by
> definition it won't be the same in the future....
> 
> - Owen
> 
> 

location is Raleigh, NC.  Pipe limitation to internet is 10 Mb, 

svn glib is 1m26s minutes, git is 3m44s...

git glib
$ time git clone git://git.gnome.org/glib
Initialized empty Git repository
in /media/disk-1/home/evo-src/git/glib/.git/
remote: Counting objects: 66163, done.
remote: Compressing objects: 100% (9910/9910), done.
remote: Total 66163 (delta 56687), reused 65461 (delta 56149)
Receiving objects: 100% (66163/66163), 18.88 MiB | 80 KiB/s, done.
Resolving deltas: 100% (56687/56687), done.

real	3m44.196s
user	0m8.326s
sys	0m0.859s


svn glib
Checked out revision 8023.

real	1m26.398s
user	0m1.658s
sys	0m0.583s




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