[CentOS-mirror] HK mirror - repo.virtualhosting.hk sometimes HTTP Error 503 - Service Unavailable

Sun Mar 31 06:54:02 UTC 2019
Anssi Johansson <avij at centosproject.org>

I received a notice from them that they've again tuned their settings. 
Hopefully it's OK now. If the issues persist, I would strongly recommend 
contacting them directly so I would not need to be a messenger in between.

Nethub Online - Ming kirjoitti 28.3.2019 klo 4.50:
> Anssi,
> 
> I am sorry that the temp file was deleted so fast, I uploaded again here:
> http://vo.demo360.net/yum_output.txt
> http://vo.demo360.net/yumdebug.log.txt
> 
> Yes, to be more effective & simple, I changed command like this now.
> ========================================================
> cat << _EOF_ > /etc/yum.repos.d/CentOS-Base.repo
> [base]
> name=CentOS- - Base
> baseurl=http://repo.virtualhosting.hk/centos/7/os/x86_64/
> gpgcheck=1
> gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
> _EOF_
> URLGRABBER_DEBUG=1,yumdebug.log yum -y update
> 
> On Thu, 28 Mar 2019 at 10:39, Anssi Johansson <avij at centosproject.org 
> <mailto:avij at centosproject.org>> wrote:
> 
>     The log URLs you posted give me a 404, and I think it would be a more
>     effective test if each baseurl pointed to a different directory,
>     instead
>     of pointing four times to the "os" directory.
> 
>     In any case, I've sent another email to them, pointing out that the
>     errors still occur. Maybe they can have a closer look still.
> 
>     Nethub Online - Ming kirjoitti 28.3.2019 klo 4.01:
>      > Anssi,
>      >
>      > Thanks for your help. I am not using any proxy, and this problem
>     does not happen on other CentOS mirror server.
>      >
>      > After yum update with enable URLGRABBER_DEBUG, I found that they
>     are using nginx as the web server of mirror, I am guessing if they
>     are using nginx as a proxy in front of the real server (e.g.
>     Apache), so that everyone connects via their proxy in result.
>      >
>      > You may check my debug log here:
>      > yumdebug.log:https://file.io/ERNhoZ
>      > yum command output:https://file.io/QJ48q6
>      >
>      >
>      > Reproduce the problem can be by below 2 commands easily:
>      > ========================================================
>      > cat << _EOF_ > /etc/yum.repos.d/CentOS-Base.repo
>      > [base]
>      > name=CentOS-$releasever - Base
>      > baseurl=http://repo.virtualhosting.hk/centos/7/os/x86_64/
>      > gpgcheck=1
>      > gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
>      >
>      > [updates]
>      > name=CentOS-$releasever - Updates
>      > baseurl=http://repo.virtualhosting.hk/centos/7/os/x86_64/
>      > gpgcheck=1
>      > gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
>      >
>      > [extras]
>      > name=CentOS-$releasever - Extras
>      > baseurl=http://repo.virtualhosting.hk/centos/7/os/x86_64/
>      > gpgcheck=1
>      > gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
>      >
>      > [centosplus]
>      > name=CentOS-$releasever - Plus
>      > baseurl=http://repo.virtualhosting.hk/centos/7/os/x86_64/
>      > gpgcheck=1
>      > enabled=0
>      > gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
>      > _EOF_
>      >
>      > URLGRABBER_DEBUG=1,yumdebug.log yum -y update
>      > ========================================================
>      >
>      > Ming
>      >
>      >
>      > On Thu, 28 Mar 2019 at 09:34, Anssi Johansson
>     <avij at centosproject.org <mailto:avij at centosproject.org>
>      > <mailto:avij at centosproject.org <mailto:avij at centosproject.org>>>
>     wrote:
>      >
>      >     The problem is that I can't reproduce this issue myself. Also
>     note that
>      >     if you are using a proxy (see your /etc/yum.conf) it is
>     possible that
>      >     the HTTP 503 error comes from your proxy and not from the web
>     server.
>      >
>      >     If the issue persists, I would suggest talking to them
>     directly to get
>      >     this resolved. The contact details are on
>      > https://www.udomain.hk/?lang=en-US and you can refer to the ticket I
>      >     opened with them, #781725.
>      >
>      >     This command will output lots of debugging info on the
>     screen, and some
>      >     other info to yumdebug.log:
>      >
>      >     URLGRABBER_DEBUG=1,yumdebug.log yum update
>      >
>      >     Nethub Online - Ming kirjoitti 27.3.2019 klo 17.32:
>      >      > Thanks Anssi,
>      >      >
>      >      > I just test again, but the problem persists, please check
>     output
>      >     below:
>      >      >
>      >      >
>      >      > # yum -y update
>      >      > ...
>      >      > Total download size: 172 M
>      >      > Downloading packages:
>      >      > Delta RPMs disabled because /usr/bin/applydeltarpm not
>     installed.
>      >      > acl-2.2.51-14.el7.x86_64.rpm FAILED
>      >      >
>      >
>     http://repo.virtualhosting.hk/centos/7/os/x86_64/Packages/acl-2.2.51-14.el7.x86_64.rpm:
>      >
>      >      > [Errno 14] HTTP Error 503 - Service Unavailable
>      >      > Trying other mirror.
>      >      > apr-1.4.8-3.el7_4.1.x86_64.rpm FAILED
>      >      >
>      >
>     http://repo.virtualhosting.hk/centos/7/os/x86_64/Packages/apr-1.4.8-3.el7_4.1.x86_64.rpm:
>      >
>      >      > [Errno 14] HTTP Error 503 - Service Unavailable
>      >      > Trying other mirror.
>      >      > (1/269): GeoIP-1.5.0-13.el7.x86_64.rpm | 1.5 MB  00:00:00
>      >      > (2/269): apr-devel-1.4.8-3.el7_4.1.x86_64.rpm | 188 kB 
>     00:00:00
>      >      >
>      >      > Ming
>      >      >
>      >      >
>      >      >  > I received a notice from the mirror admin saying that they
>      >     have fixed
>      >      >  > the problem, so I've now re-enabled the mirror.
>     Hopefully it's
>      >     OK now.
>      >      >  >
>      >      >  > Anssi Johansson kirjoitti 18.3.2019 klo 13.08:
>      >      >  >> I have now disabled the mirror and sent a notice to the
>      >     mirror admins.
>      >      >  >> If they fix the problem I'll add them again.
>      >      >  >>
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