Messages in this thread | | | Date | Thu, 29 Jun 2006 11:42:37 +0200 | From | Daniel Lezcano <> | Subject | Re: Network namespaces a path to mergable code. |
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Eric W. Biederman wrote: >>When an outgoing packet has the loopback destination addres, the >>skbuff is filled with the network namespace. So the loopback packets >>never go outside the namespace. This approach facilitate the migration >>of loopback because identification is done by network namespace and >>not by address. The loopback has been benchmarked by tbench and the >>overhead is roughly 1.5 % > > > Ugh. 1.5% is noticeable.
We will see with all private network namespace ... > > I think it is cheaper to have one loopback device per namespace. > Which removes the need for a skbuff tag.
Yes, probably. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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