[CentOS] yum update -> [Errno 4] Socket Error: timed out

Wed Jun 29 18:06:57 UTC 2011
Giovanni Tirloni <gtirloni at sysdroid.com>

On Wed, Jun 29, 2011 at 8:58 AM, ken <gebser at mousecar.com> wrote:

> Trying to update a second CentOS box, I'm getting this error repeatedly:
>
> [Errno 4] Socket Error: timed out
>
> I'm getting this on every mirror and have gone through the list of
> mirrors more than a dozen times.
>
> Oddly, the RPMs I'm trying to upgrade I upgraded just yesterday without
> a problem on another machine on the same LAN with no problems
> whatsoever.  I can ping mirrors fine.
>
> There were a spate of these errors back in 2006.  The fix for many was
> to add this line to yum.conf:
>
> timeout=300
>
> So I did that on the machine where yum is having the problem, but the
> same errors are returned.
>
>
I would start by trying to telnet to port 80 on these mirrors, see if it
can establish a connection, if not, who's blocking it, iptables, etc.


-- 
Giovanni Tirloni
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