[Yum] PYCURL ERROR 6 - "Couldn't resolve host 'mirrorlist.centos.org'"

Paul Howarth paul at city-fan.org
Wed Oct 23 18:56:02 UTC 2013


On Wed, 23 Oct 2013 14:57:06 +0200
"Nicolas BOSC" <nicolas.bosc at univ-orleans.fr> wrote:

> Hello everyone!
> 
> Recently, I have noticed I can not use the yum command anymore. Here
> the kind of error:
> 
> yum install postgresql92 postgresql92-server postgresql92-contrib
> Loaded plugins: fastestmirror, refresh-packagekit, security
> Loading mirror speeds from cached hostfile Could not retrieve
> mirrorlist
> http://mirrorlist.centos.org/?release=6&arch=x86_64&repo=os error was
> 14: PYCURL ERROR 6 - "Couldn't resolve host 'mirrorlist.centos.org'"
> Error: Cannot find a valid baseurl for repo: base
> 
> However, I can ping the domain:
> 
> ping mirrorlist.centos.org
> PING mirrorlist.centos.org (64.235.47.134) 56(84) bytes of data.
> 64 bytes from lasvegas-nv-datacenter.com (64.235.47.134): icmp_seq=1  
> ttl=48 time=155 ms
> 64 bytes from lasvegas-nv-datacenter.com (64.235.47.134): icmp_seq=2  
> ttl=48 time=155 ms
> 64 bytes from lasvegas-nv-datacenter.com (64.235.47.134): icmp_seq=3  
> ttl=48 time=156 ms
> 64 bytes from lasvegas-nv-datacenter.com (64.235.47.134): icmp_seq=4  
> ttl=48 time=154 ms
> 64 bytes from lasvegas-nv-datacenter.com (64.235.47.134): icmp_seq=5  
> ttl=48 time=154 ms
> 64 bytes from lasvegas-nv-datacenter.com (64.235.47.134): icmp_seq=6  
> ttl=48 time=154 ms
> ^C
> --- mirrorlist.centos.org ping statistics ---
> 6 packets transmitted, 6 received, 0% packet loss, time 5487ms
> rtt min/avg/max/mdev = 154.783/155.402/156.818/0.847 ms
> 
> 
> I also tried yum update, yum search but I always get the same error.
> 
> My /etc/resolv.conf is:
> 
> # Generated by NetworkManager
> search 168.11.218

That IP address seems to missing the leading "192.", which explains why
you can't resolve any addresses.

Paul.


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