[CentOS] CentOS 6 update issues

[Johnny Hughes]

On 10/19/2015 06:18 PM, John Cenile wrote:
> I'm actually not able to connect to that host:
> 
> # curl "http://mirrorlist.centos.org/?release=6&arch=x86_64&repo=extras"
> curl: (7) couldn't connect to host
> 
> 
> Which lead me to discover that our entire network is picking up "
> mirrorlist.centos.org" as 204.15.73.243, which I'm not able to ping from
> any host in a few different countries I tried.
> 
> However, if I ping mirrorlist.centos.org from Europe, it resolves
> to 84.22.180.89, or from USA it resolves to 88.150.173.218, or from Asia it
> resolves to 108.61.16.227.
> 

Those 3 addresses are good, the 204.15.73.243 is incorrect.

> Could there be an issue with this specific mirrorlist server
> (204.15.73.243)?

Yes, that address is not listed in our DNS zone file for mirrorlist.  In
fact, that address is not in our zone file for anything .. so I have no
idea where you are getting it looked up from.

> 
> On 20 October 2015 at 01:56, Johnny Hughes <johnny at centos.org> wrote:
> 
>> On 10/19/2015 06:49 AM, John Cenile wrote:
>>> Thanks for the suggestions, unfortunately that file doesn't exist.
>>>
>>> I'm very confused as to why it's trying to download from /6.6/.
>>>
>>> The output of rpm -qi centos-release-6-4.el6.centos.10.x86_64 is:
>>>
>>> Name        : centos-release               Relocations: (not relocatable)
>>> Version     : 6                                 Vendor: CentOS
>>> Release     : 4.el6.centos.10               Build Date: Mon 25 Feb 2013
>>> 07:57:43 PM EST
>>> Install Date: Fri 05 Jul 2013 09:32:33 AM EST      Build Host:
>>> c6b8.bsys.dev.centos.org
>>> Group       : System Environment/Base       Source RPM:
>>> centos-release-6-4.el6.centos.10.src.rpm
>>> Size        : 32670                            License: GPLv2
>>> Signature   : RSA/SHA1, Sat 02 Mar 2013 01:01:26 AM EST, Key ID
>>> 0946fca2c105b9de
>>> Packager    : CentOS BuildSystem <http://bugs.centos.org>
>>> Summary     : CentOS release file
>>> Description :
>>> CentOS release files
>>>
>>>
>>> On 19 October 2015 at 19:59, James Pearson <james-p at moving-picture.com>
>>> wrote:
>>>
>>>> John Cenile wrote:
>>>>
>>>>> I have tried yum clean all multiple times, no luck. :(
>>>>>
>>>>
>>>> Also check you don't have the file /etc/yum/vars/releasever - the
>> contents
>>>> of this will override the value of $releasever in the repo files
>>>>
>>>>
>>>> James Pearson
>>>>
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>>
>> What does this command give you from that machine:
>>
>> curl "http://mirrorlist.centos.org/?release=6&arch=x86_64&repo=extras"
>>
>> Are you using ipv4 or ipv6?


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