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Date:      Wed, 2 Sep 2009 07:14:34 +0400
From:      Dmitry Marakasov <amdmi3@amdmi3.ru>
To:        freebsd-ports@FreeBSD.org, portmgr@FreeBSD.org
Subject:   Migration to new SourceForge URL scheme part 2, SFE and some statistics
Message-ID:  <20090902031433.GA1304@hades.panopticon>
In-Reply-To: <1250882387.50625.0.camel@hood.oook.cz>
References:  <20090820023314.GF1295@hades.panopticon> <4A8CCC24.8050605@p6m7g8.com> <6B974976DD234EF08949F6A8@utd65257.utdallas.edu> <20090820164036.GA12998@hades.panopticon> <1250790054.45433.0.camel@hood.oook.cz> <20090821181232.GB59823@hades.panopticon> <1250882387.50625.0.camel@hood.oook.cz>

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Hi!

Second (smaller) part ready. This eliminates SOURCEFORGE_EXTENDED as it
is not really needed, also translates all SFE ports to new SF scheme.

Patch: http://people.freebsd.org/~amdmi3/sourceforge-extended.patch

Here's a little stats on SF mirrors (mirrors were taken from sourceforge
mirror selection pages as well as our sites.mk):

              MIRROR       OK   REDIR    FAIL
  (*) biznetnetworks:  94.71%   5.16%   0.13%
  (*)            dfn:  26.01%  73.91%   0.08%
            easynews:   0.00%  99.95%   0.05%
  (*)         freefr:  94.81%   5.16%   0.03%
  (*)           garr:  54.40%  45.47%   0.13%
  (*)         heanet:  94.84%   5.16%   0.00%
  (*)      internode:  91.41%   8.52%   0.08%
  (*)           iweb:  94.76%   5.16%   0.08%
  (*)          jaist:  89.83%   5.16%   5.01%
            keihanna:   0.00%   0.00% 100.00%
  (*)           kent:  91.43%   8.54%   0.03%
                mesh:   0.00%  99.82%   0.18%
  (*)           nchc:  91.38%   8.57%   0.05%
                osdn:  94.76%   0.00%   5.24%
  (*)            ovh:  34.22%  65.78%   0.00%
              puzzle:   0.00%  38.92%  61.08%
  (*)      softlayer:  91.41%   8.54%   0.05%
  (*)          sunet:  94.66%   5.16%   0.18%
         superb-east:   0.00%  99.79%   0.21%
  (*)        surfnet:  94.76%   5.16%   0.08%
              switch:  94.81%   5.16%   0.03%
  (*)       transact:  91.38%   8.54%   0.08%
  (*)           ufpr:  94.81%   5.16%   0.03%
  (*)          voxel:  91.46%   8.54%   0.00%

There also are belnet and (*)ncu which were completely unreachable.

Asterisk means the mirror is listed in SF mirror selection page.

FAIL is any reply beside HTTP 200 and 302 from mirror.

This was tested against all SF ports, so as you can see, SFE is of no
use as all mirrors generally mirror all projects. Not sure what's the
cause of redirects for several mirrors though, maybe load balancing
thingy. Statistics made separately for SFE ports are roughtly similar.

Thus, all mirrors are merged into MASTER_SITE_SOURCEFORGE. I've also
resorted them based on availability and quick download speed survey from
some machines across the world I have access for:

              Mirror    Freefall     Pegasus   Localhost
                iweb   1.89 MB/s   2.60 MB/s   1.15 MB/s
              heanet   1.02 MB/s   5.70 MB/s   2.16 MB/s
               sunet    732 KB/s   4.85 MB/s   1.42 MB/s
              freefr    590 KB/s   1.13 MB/s   1.96 MB/s
               jaist    893 KB/s   1.62 MB/s    548 KB/s
              switch    520 KB/s   10.4 MB/s   1.57 MB/s
             surfnet    515 KB/s   7.53 MB/s   1.72 MB/s
                nchc   1.01 MB/s   1.11 MB/s    503 KB/s
               voxel   2.19 MB/s    461 KB/s    637 KB/s
                osdn    403 KB/s    544 KB/s    621 KB/s
           softlayer    447 KB/s    420 KB/s    399 KB/s
            transact    732 KB/s    791 KB/s    370 KB/s
                kent    353 KB/s   1.33 MB/s   2.65 MB/s
           internode    969 KB/s    758 KB/s    167 KB/s
      biznetnetworks    189 KB/s    381 KB/s   92.0 KB/s
                garr      failed      failed      failed
                ufpr    989 KB/s    519 KB/s      failed
                 dfn      failed      failed      failed
                 ovh      failed      failed      failed

Hosts are freefall.freebsd.org (US, CA), pegasus.timeweb.ru (RU,
SPB), and amdmi3-ext.interlan.ru (RU, MSK). Sorting is based on
minimal speed out of three. If you can propose better sorting -
please go ahead.

Also, you can use this script: http://people.freebsd.org/~amdmi3/sf-speed.sh
to find the fastest mirrors for you (to override MASTER_SITE_SOURCEFORGE)
and/or to mail me so I improve sorting. Expect the script to download
200MB - it downloads ~10MB file from 20 mirrors.

-- 
Dmitry Marakasov   .   55B5 0596 FF1E 8D84 5F56  9510 D35A 80DD F9D2 F77D
amdmi3@amdmi3.ru  ..:  jabber: amdmi3@jabber.ru    http://www.amdmi3.ru



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