Thanks for the info Bruno. Helps a lot.
Kathy
> The kernel patch has a maximum of IP addresses per network context defined.
>
> Context-association of IP addresses is not optimized, thus many addresses
> cause some overhead when checking if incoming packets may be delivered to a
> guest. (check if IP is available to a guest)
>
> In addition you have 12 bytes allocated per possible IP address:
> 12 * 16 = 192 bytes (even if guest has just 1 IP assigned to it)
>
> For the define limiting the count of IP addresses, see
> include/linux/vserver/network.h (line 11):
>
> @define NB_IPV4ROOT 16
>
>
> Note that you may need to check what header the userspace tools get compiled
> against.
>
> Bruno
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Received on Wed Aug 23 21:43:49 2006