Re: PATCH: Support binding to a local IPv4 address when mounting a server.

[Trond Myklebust <trond.myklebust@fys.uio.no>]

On Sun, 2009-02-22 at 15:17 -0800, Ben Greear wrote:
> My specific application is a testing tool that emulates 1000+ unique NFS 
> clients,
> primarily for testing  & loading NFS servers.
> I put each client on a mac-vlan and put them all on the same subnet so 
> that I don't
> need any routers between my box and the nfs server.  (We can also put
> them on different subnets and use different routers, and the specific 
> source-ip
> also helps there...)
> 
> I use routing tricks to enforce that a particular source-IP uses a 
> specific routing
> table, and that ties pkts to a specific mac-vlan interface.  The mount 
> bindaddr
> option then binds a mount to a specific local IP and thus to a specific 
> mac-vlan.
> 
> This shows 1000+ mounts on my test box, and the nfs server sees 1000
> unique clients (all with different MACs, IPS, etc).

Any reason why you couldn't multi-home the server too, and use the
destination IP address to control the route on the clients?

  Trond