Re: mirrorlist server selection

On Wed, 17 Mar 2010, Les Mikesell wrote:
>
> Doesn't the mirrorlist refer to the DNS names?  So if you add, delete, or 
> move a mirror you'd have to update DNS for its name, then put the DNS name in 
> your mirrorlist - and you have two things that can get out of sync, both 
> cached in various places.


I don't think you understand how the mirrorlist works.
It's just a list of mirrors of the repo you want available and the path to 
that location.

> So each host behind a squid picks a name from the list and since they are 
> likely different names, squid won't know the target url is already in its 
> cache.  And getting/managing copies of the mirrorlist is much slower than a 
> new DNS lookup.  There's probably a rare case where being able to 'yum clean 
> all' on demand is quicker than waiting for an intermediate DNS cache to 
> refresh and clear a bad entry, but things have gone badly wrong if you need 
> that.

For dealing with squid either:


1. setup a private mirror and user mirrormanager to refer your folks there
2. use intelligentmirror

-sv