[CentOS] yum update repo problems

Wed Dec 5 11:26:53 UTC 2007
Johnny Hughes <johnny at centos.org>

Vahur Jõesalu wrote:
> Hi
> 
> I noticed today that all my Centos servers are giving same error on "yum
> update". Error is:
> ----------------------------------
> Loading "installonlyn" plugin
> Setting up Update Process
> Setting up repositories
> rpmforge                  100% |=========================| 1.1 kB 00:00
> Could not retrieve mirrorlist
> http://mirrorlist.centos.org/?release=5&arch=i386&repo=os error was
> [Errno 4] IOError: <urlopen error (-2, 'Name or service not known')>
> Error: Cannot find a valid baseurl for repo: base
> ----------------------------------
> 
> Servers are scattered around in different networks. Yum update has been
> workin OK on all of them. Centos 4.5 servers are giving similar error,
> but with less detail.
> Servers are relaying heavily on DNS for everyday work, so that should
> rule out DNS issues (all are running caching-nameservers).
> 
> Is there any problem with repos? Anybody else having same erors?
> 
> all the best
> Vahur

The CentOS.org domain had a registrar issue (the domain was marked as
"Client Hold" for about 3 hours), which is now solved ... it may take
some time (due to name server caching) for these changes to propagate to
all locations, but it should resolve itself very quickly.

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