[Beowulf] bonding.txt really confusing, why don't I get higher
aggregate bandwidth from multiple TCP connections from multiple gigabit
clients with balance-alb bonding on a server?
skylar at cs.earlham.edu
Fri Feb 20 22:11:58 PST 2009
Sabuj Pattanayek wrote:
> But this is not what I'm seeing as in the test above. Shouldn't I be
> able to get >> 1gbps with balance-alb mode from multiple TCP streams?
> It looks like all the connections are bunching up on one interface. If
> for whatever reason what I'm trying to do isn't possible unless I can
> turn on LACP in the switch then what's the point of balance-alb or
> balance-tlb? This seems like active-backup to me but with both NICs
> enabled and sharing the load but at half capacity or something.
Are you certain the MAC spoofing is working? I'd check the ARP tables on
your systems, and maybe sniff the wire to see if the right ARP
broadcasts are going out.
-- Skylar Thompson (skylar at cs.earlham.edu)
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