Re: [Xen-devel] vif tx drops

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

> 
> " This is *definitely* worth checking
> " out at this point, and can be fixed by picking your own MAC addresses.
> 
> Yep.  How big a space do you randomize for mac addrs?
> 
> # grep -i AA:00:00:24:22:F3 a
> batch009 (172.16.12.19) at AA:00:00:24:22:F3 [ether] on eth0
> batch075 (172.16.12.85) at AA:00:00:24:22:F3 [ether] on eth0
> 

I think AA:00:00:00:00:00 - AA:00:00:7F:FF:FF (i.e., 8 million
addresses). But the random-number generator is crap.

You're definitely best off generating your own if creating any decent
number of VMs.

 -- Keir


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