From: Giovanni Biscuolo <g@xelera.eu>
To: Chris Marusich <cmmarusich@gmail.com>
Cc: guix-devel@gnu.org
Subject: Re: Using a CDN or some other mirror?
Date: Thu, 13 Dec 2018 10:21:35 +0100 [thread overview]
Message-ID: <87h8fhhjds.fsf@roquette.mug.biscuolo.net> (raw)
In-Reply-To: <87ftv7l6gy.fsf@gmail.com>
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Hi Chris,
thank you for your CDN testing environment!
Chris Marusich <cmmarusich@gmail.com> writes:
[...]
> For experimentation, I've set up a CloudFront distribution at
> berlin-mirror.marusich.info that uses berlin.guixsd.org as its origin
> server. Let's repeat these steps to measure the performance of the
> distribution from my machine's perspective (before I did this, I made
> sure the GET would result in a cache hit by downloading the substitute
> once before and verifying that the same remote IP address was used):
[...]
> It would be interesting to see what the performance is for others.
[...]
measures from my office network: Italy, 20Km north Milan, FTTC
(90Mbit/sec measured bandwidth)
measure from Berlin:
--8<---------------cut here---------------start------------->8---
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: 9051388,000 B/s
time_appconnect: 0,229271 s
time_connect: 0,110443 s
time_namelookup: 0,061754 s
time_pretransfer: 0,229328 s
time_redirect: 0,000000 s
time_starttransfer: 0,326907 s
time_total: 7,722509 s
--8<---------------cut here---------------end--------------->8---
latency measured with mtr:
--8<---------------cut here---------------start------------->8---
HOST: roquette Loss% Snt Last Avg Best Wrst StDev
1.|-- 10.38.2.1 0.0% 10 0.3 0.4 0.3 0.4 0.0
[...]
18.|-- 141.80.181.40 0.0% 10 112.5 77.1 55.6 201.7 47.1
--8<---------------cut here---------------end--------------->8---
from your mirror (third download):
--8<---------------cut here---------------start------------->8---
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: 54.230.102.61
remote_port: 443
size_download: 69899433 B
speed_download: 9702091,000 B/s
time_appconnect: 0,172660 s
time_connect: 0,037833 s
time_namelookup: 0,003772 s
time_pretransfer: 0,173263 s
time_redirect: 0,000000 s
time_starttransfer: 0,212716 s
time_total: 7,204574 s
--8<---------------cut here---------------end--------------->8---
latency measured with mtr:
--8<---------------cut here---------------start------------->8---
HOST: roquette Loss% Snt Last Avg Best Wrst StDev
1.|-- 10.38.2.1 0.0% 10 0.4 0.4 0.4 0.4 0.0
[...]
11.|-- ??? 100.0 10 0.0 0.0 0.0 0.0 0.0
12.|-- ??? 100.0 10 0.0 0.0 0.0 0.0 0.0
13.|-- ??? 100.0 10 0.0 0.0 0.0 0.0 0.0
14.|-- ??? 100.0 10 0.0 0.0 0.0 0.0 0.0
15.|-- 52.93.58.190 0.0% 10 36.1 34.6 32.9 37.1 1.2
16.|-- ??? 100.0 10 0.0 0.0 0.0 0.0 0.0
--8<---------------cut here---------------end--------------->8---
100% loss?
from here it seems Berlin is as performant as CloudFront
HTH!
Gio
--
Giovanni Biscuolo
Xelera IT Infrastructures
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next prev parent reply other threads:[~2018-12-13 9:22 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-03 15:43 [PATCH 0/3] Defaulting to ci.guix.info (aka. berlin.guixsd.org) Ludovic Courtès
2018-12-03 16:12 ` Using a CDN or some other mirror? Ludovic Courtès
2018-12-03 20:47 ` Ricardo Wurmus
2018-12-04 10:40 ` Hartmut Goebel
2018-12-04 14:05 ` Ludovic Courtès
2018-12-04 17:03 ` Pjotr Prins
2018-12-04 17:58 ` Thompson, David
2018-12-05 2:32 ` Meiyo Peng
2018-12-05 5:38 ` Leo Famulari
2018-12-05 10:59 ` Pierre Neidhardt
2018-12-05 11:46 ` Hartmut Goebel
2018-12-07 14:05 ` Ludovic Courtès
2018-12-09 9:44 ` Hartmut Goebel
2018-12-04 21:15 ` ng0
2018-12-04 21:50 ` Thompson, David
2018-12-05 9:28 ` ng0
2018-12-09 3:33 ` Chris Marusich
2018-12-09 12:12 ` Hartmut Goebel
2018-12-09 13:58 ` Ludovic Courtès
2018-12-11 16:38 ` Giovanni Biscuolo
2018-12-11 16:38 ` [bug#33600] " Giovanni Biscuolo
2018-12-14 8:35 ` Hartmut Goebel
2018-12-14 8:35 ` [bug#33600] " Hartmut Goebel
2018-12-14 9:02 ` Pierre Neidhardt
2018-12-14 14:48 ` Compressing nars with lzip or similar Ludovic Courtès
2018-12-14 14:48 ` [bug#33600] " Ludovic Courtès
2018-12-14 15:21 ` Pierre Neidhardt
2018-12-15 12:17 ` Pierre Neidhardt
2018-12-15 18:06 ` Ludovic Courtès
2018-12-15 18:06 ` [bug#33600] " Ludovic Courtès
2019-03-05 11:36 ` Pierre Neidhardt
2018-12-15 18:04 ` Ludovic Courtès
2018-12-14 14:45 ` Using a CDN or some other mirror? Ludovic Courtès
2018-12-09 15:59 ` CDN performance Ludovic Courtès
2018-12-11 5:17 ` Meiyo Peng
[not found] ` <CAAYZrgbOZYyKhaHzziWfKz-nHVcUWS6WCo4TAq8bbDn9=YMTZA@mail.gmail.com>
2018-12-11 5:59 ` Meiyo Peng
[not found] ` <CAAYZrgb431xW1RD0Hf0d15T3AiW5yZWLL6oqHsyanv1qSf8Zuw@mail.gmail.com>
2018-12-11 6:14 ` Meiyo Peng
2018-12-13 7:11 ` Chris Marusich
2018-12-17 6:48 ` Meiyo Peng
2018-12-17 6:48 ` [bug#33600] " Meiyo Peng
2018-12-21 10:22 ` Chris Marusich
2018-12-21 16:04 ` Meiyo Peng
2018-12-21 16:04 ` [bug#33600] " Meiyo Peng
2018-12-13 8:05 ` Chris Marusich
2018-12-13 10:41 ` Giovanni Biscuolo
2018-12-15 1:40 ` Mark H Weaver
2018-12-19 12:40 ` Giovanni Biscuolo
2018-12-21 0:23 ` Trustworthiness of build farms (was Re: CDN performance) Mark H Weaver
2018-12-21 20:47 ` CDN performance Marius Bakke
2018-12-21 20:47 ` [bug#33600] " Marius Bakke
2018-12-24 14:47 ` Ricardo Wurmus
2018-12-14 10:26 ` guix.gnu.org sub-domain Ludovic Courtès
2018-12-15 23:20 ` Chris Marusich
2018-12-15 23:20 ` [bug#33600] " Chris Marusich
2019-01-25 4:54 ` Amin Bandali
2018-12-14 10:35 ` CDN performance Ludovic Courtès
2018-12-13 9:21 ` Giovanni Biscuolo [this message]
2018-12-14 12:17 ` Using a CDN or some other mirror? Chris Marusich
2018-12-03 18:20 ` [PATCH 0/3] Defaulting to ci.guix.info (aka. berlin.guixsd.org) Amin Bandali
2018-12-04 14:11 ` Ludovic Courtès
2018-12-11 5:41 ` Amin Bandali
2018-12-03 23:44 ` Mark H Weaver
2018-12-04 5:55 ` Ricardo Wurmus
2018-12-04 5:55 ` [bug#33600] " Ricardo Wurmus
2018-12-04 9:03 ` Ludovic Courtès
2018-12-04 10:08 ` Andreas Enge
2018-12-04 8:59 ` Andreas Enge
2018-12-04 10:28 ` Ludovic Courtès
2018-12-04 10:46 ` Andreas Enge
2018-12-04 14:12 ` Ludovic Courtès
2018-12-04 3:40 ` Meiyo Peng
2018-12-04 14:13 ` Ludovic Courtès
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