[CentOS] Why not use yum mirrorlist= instead of baseurl= in CentOS-Base.repo
hescominsoon at emmanuelcomputerconsulting.com
Thu Oct 13 22:03:19 UTC 2005
yum falls over when confronted with a transparent squid proxy.
Les Mikesell wrote:
> On Thu, 2005-10-13 at 15:30, Adam Gibson wrote:
>>Currently the default yum configuration references mirror.centos.org.
>>When yum looks up the IP address it finds several but it will only try
>>one and fail if that server is down or does not have the headers for
> If yum were to retry using the alternate IP addresses, this wouldn't
> be an issue. Windows Internet Explorer manages this trick nicely, so it
> can't be that difficult...
>>If yum were to reference a mirrorlist it would skip servers that fail
>>and keep trying them all until it finds one that works or exhausts all
>>the mirrors. Centos would host a file on their web server for each
>>repository that has a list of mirror baseurls.
> If you have more than one machine behind a proxy, they will randomly
> pick servers from the mirrorlist and use different URL's, so you
> not only don't save the bandwidth by re-using the cached copy, you
> duplicate the copies in the cache. (Fedora already does it that
>>I created a test script to generate mirrorlists from the
>>mirror.centos.org DNS lookup and changed yum to reference the local
>>files that were generated as a mirrorlist= and it worked.
> Now run a bunch of machine updates through the same squid proxy
> and see what happens. How about fixing yum to understand what
> multiple A records in DNS is all about?
My "Foundation" verse:
Isa 54:17 No weapon that is formed against thee shall prosper; and
every tongue that shall rise against thee in judgment thou shalt
condemn. This is the heritage of the servants of the LORD, and their
righteousness is of me, saith the LORD.
-- carpe ductum -- "Grab the tape"
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