Re: [patch 2/6] [Network namespace] Network device sharing by view

[Ben Greear <greearb@candelatech.com>]

Herbert Poetzl wrote:
> On Mon, Jun 26, 2006 at 03:13:17PM -0700, Ben Greear wrote:

> yes, that sounds good to me, any numbers how that
> affects networking in general (performance wise and
> memory wise, i.e. caches and hashes) ...

I'll run some tests later today.  Based on my previous tests,
I don't remember any significant overhead.

> > Using the mac-vlan and source-based routing tables, I can give a
> > unique 'interface' to each process and have each process able to bind
> > to the same IP port, for instance. Using source-based routing (by
> > binding to a local IP explicitly and adding a route table for that
> > source IP), I can give unique default routes to each interface as
> > well. Since we cannot have more than 256 routing tables, this approach
> > is currently limitted to around 250 virtual interfaces, but that is
> > still a substantial amount.
>
>
> an typically that would be sufficient IMHO, but
> of course, a more 'general' hash tag would be
> better in the long run ...

I'm willing to offer a bounty (hardware, beer, money, ...)
if someone will 'fix' this so we can have 1000 or more routes....

Being able to select these routes at a more global level (without
having to specifically bind to a local IP would be nice as well.)

Ben

--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com

-
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/