[arch-general] Syncing the mirrors

[Lee Burton]

On Thu, Feb 4, 2010 at 14:40, Dieter Plaetinck <dieter at plaetinck.be> wrote:
> On Thu, 4 Feb 2010 14:27:14 -0500
> Lee Burton <lburton at mrow.org> wrote:
>
>> To make it "multi-tiered" and to reduce load on the primary mirror
>> could have slightly more intelligent polling than just checking one
>> upstream machine.
>> In this example Let:
>> Primary = Arch Primary Mirror/Mirrors (updated directly by the
>> dbscripts). Tier-1 = Large High-Bandwidth/Traffic mirrors that other
>> mirrors mirror off of Tier-2 = Smaller mirrors
>> It would then go something like:
>> A tier-1 mirror would check against the Primaries once a minute (for
>> the md5sum).
>> A tier-2 mirror would check against two tier-1 mirrors and see if they
>> agree, if they don't it would ask a primary for a tie-break.  It would
>> then could notify (via an automated email?, perhaps one in a 24-hour
>> period? if it's been out of date for XX hours) the mirror owner of the
>> out of date mirror?
>
> seems needlessly complex to me.
> Dieter
>

It probably is.  Perhaps a push-primary solution (much simpler..)
combined with a default twice a day sync (just to make sure?) for
tier-1 mirrors might work.. the I believe point here is to get ideas
out there.
-- 
Lee Burton
lburton at mrow.org
301 910 0246