Re: my CDN measure_get

[swedebugia <swedebugia@riseup.net>]

On 2018-12-18 21:23, zimoun wrote:
> Dear,
> 
> I do not know if it is useful because it appears to me that providing
> CDN service is now on the pipes.
> 
> Well, even if I understand all the concerns mitigating the use of
> external CDN, I am in favor of this use.
> Mainly, because I use guix in scientific context. And it is hard to
> explain to my (hypothetical) collaborators that they have to wait.

LOL. Waiting is a challenge.

snip
> 
> 
> laptop$ measure_get
> https://berlin.guixsd.org/nar/gzip/1bq783rbkzv9z9zdhivbvfzhsz2s5yac-linux-libre-4.19
> 2>/dev/null
> url_effective: https://berlin.guixsd.org/nar/gzip/1bq783rbkzv9z9zdhivbvfzhsz2s5yac-linux-libre-4.19
> http_code: 200
> num_connects: 1
> num_redirects: 0
> remote_ip: 141.80.181.40
> remote_port: 443
> size_download: 69899433 B
> speed_download: 2088170.000 B/s
> time_appconnect: 0.123089 s
> time_connect: 0.042923 s
> time_namelookup: 0.004140 s
> time_pretransfer: 0.123141 s
> time_redirect: 0.000000 s
> time_starttransfer: 0.199722 s
> time_total: 33.474630 s
> 
> 
> laptop$ measure_get
> https://berlin-mirror.marusich.info/nar/gzip/1bq783rbkzv9z9zdhivbvfzhsz2s5yac-linux-libre-4.19
> 2>/dev/null
> url_effective: https://berlin-mirror.marusich.info/nar/gzip/1bq783rbkzv9z9zdhivbvfzhsz2s5yac-linux-libre-4.19
> http_code: 200
> num_connects: 1
> num_redirects: 0
> remote_ip: 143.204.229.90
> remote_port: 443
> size_download: 69899433 B
> speed_download: 10793612.000 B/s
> time_appconnect: 0.024161 s
> time_connect: 0.010927 s
> time_namelookup: 0.007414 s
> time_pretransfer: 0.024253 s
> time_redirect: 0.000000 s
> time_starttransfer: 0.029704 s
> time_total: 6.476473 s
> 
> 
> cluster$ measure_get
> https://berlin.guixsd.org/nar/gzip/1bq783rbkzv9z9zdhivbvfzhsz2s5yac-linux-libre-4.19
> 2>/dev/null
> url_effective: https://berlin.guixsd.org/nar/gzip/1bq783rbkzv9z9zdhivbvfzhsz2s5yac-linux-libre-4.19
> http_code: 200
> num_connects: 1
> num_redirects: 0
> remote_ip:
> remote_port:
> size_download: 69899433 B
> speed_download: 2863050,000 B/s
> time_appconnect: 0,272 s
> time_connect: 0,041 s
> time_namelookup: 0,004 s
> time_pretransfer: 0,272 s
> time_redirect: 0,000 s
> time_starttransfer: 0,346 s
> time_total: 24,414 s
> 
> 
> cluster$ measure_get
> https://berlin-mirror.marusich.info/nar/gzip/1bq783rbkzv9z9zdhivbvfzhsz2s5yac-linux-libre-4.19
> 2>/dev/null
> url_effective: https://berlin-mirror.marusich.info/nar/gzip/1bq783rbkzv9z9zdhivbvfzhsz2s5yac-linux-libre-4.19
> http_code: 200
> num_connects: 1
> num_redirects: 0
> remote_ip:
> remote_port:
> size_download: 69899433 B
> speed_download: 43271174,000 B/s
> time_appconnect: 0,179 s
> time_connect: 0,006 s
> time_namelookup: 0,004 s
> time_pretransfer: 0,179 s
> time_redirect: 0,000 s
> time_starttransfer: 0,182 s
> time_total: 1,615 s
> 

Did you run the CDNs twice at the first try?

Interesting measures. It seems berlin max out at about 3MB/s. The CDN 
is of course much faster because it is probably closer to Paris.

Ricardo, what is the uplink of berlin? 1Gbps?

-- 
Cheers Swedebugia