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Re: [rdo-list] Pike deployment using packstack



On Wed, Apr 5, 2017 at 12:19 AM, Alan Pevec <apevec redhat com> wrote:
> On Tue, Apr 4, 2017 at 11:56 PM, Ken Dreyer <kdreyer redhat com> wrote:
>> Sorry for the topic hijacking :) ...is "buildlogs" really a CDN? I
>> thought it was just a single web server.
>
> RPM files are redirected to a donated CDN77 network
> https://lists.centos.org/pipermail/centos-devel/2016-March/014552.html
> You can confirm that with wget (for fun, try it from machines around the world):
> $ wget -S https://buildlogs.centos.org/centos/7/cloud/x86_64/openstack-ocata/common/openstack-utils-2017.1-1.el7.noarch.rpm
> ...
> Connecting to buildlogs.centos.org
> (buildlogs.centos.org)|162.252.80.138|:443... connected.
>   HTTP/1.1 302 Found
>   Date: Tue, 04 Apr 2017 22:14:48 GMT
>   Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.1e-fips
>   Location: https://buildlogs.cdn.centos.org/centos/7/cloud/x86_64/openstack-ocata/common/openstack-utils-2017.1-1.el7.noarch.rpm
> ...
> Connecting to buildlogs.cdn.centos.org
> (buildlogs.cdn.centos.org)|185.59.222.12|:443... connected.
>   HTTP/1.1 200 OK
>   Date: Tue, 04 Apr 2017 22:14:48 GMT
>   Content-Type: application/x-rpm
>   Content-Length: 17752
>   Connection: keep-alive
>   Last-Modified: Wed, 22 Mar 2017 14:49:23 GMT
>   ETag: "4558-54b52ddbb62c0"
>   Server: CDN77-Turbo
>   X-Edge-IP: 185.59.222.10
>   X-Edge-Location: amsterdamNL
>   X-Cache: MISS
>   Accept-Ranges: bytes
>
> YUM repodata are served from original single web server.

According to some observations while testing a couple of weeks ago,
buildlogs.centos.org is served from four servers in DNS round-robin (i
guess), rolling{1,2,3,4}.centos.org

>
>> I'm curious whether it's ok to put a lot of load on
>> buildlogs.centos.org with many CI nodes?
>
> If CI nodes are inside ci.centos.org they are using internal buildlogs server.
> If you mean some other CI external nodes, check with centos infra
> team, I'm not sure what kind of deal they have with CDN77.
>
> Alan


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