[CentOS-mirror] Suggestions for Pulling from Multiple Mirrors

Jess Cannata jac67 at georgetown.edu
Thu Mar 18 18:50:56 UTC 2010

On 03/17/2010 04:49 PM, David Richardson wrote:
> On Wed, 17 Mar 2010, Jess Cannata wrote:
>> We currently update our public mirror from one other mirror site because
>> that site has the DVD ISOs, which we want, and the site is also on
>> Internet2. This works well for us except if there is an issue with the
>> other mirror. How do the rest of you handle rsync'ing from multiple
>> mirrors? I can think of a few ways to handle it, but none of my
>> approaches seem to be very elegant.
>> Thanks for any tips.
>> Jess
>> P.S. Forgive me if this has already been addressed on the list. I
>> searched some of the mailing list archives, but did not find what I was
>> looking for.
> I can think of two approaches:
> 1) sync from server1 (without using --delete), then sync from server2
> (with --delete). The downsides of this are that you're always churing
> through two mirrors, and that, if server1 has something new before
> server2, the sync from server2 would delete the new content.
> 2) Use an "or" in your sync. This would only trigger the sync from server2
> if the sync from server1 fails. This option would be much less likely to
> ping-pong on new content.
> DR
Thanks for the ideas.


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