On Thu, Sep 1, 2011 at 4:53 PM, Hans Witvliet <[email protected]> wrote: > On Mon, 2011-08-29 at 21:54 -0400, Todd Deshane wrote: > >> >> did you try "ethtool - K eth0 tx off" [1] >> >> Hope the helps. >> >> Thanks, >> Todd > > As promissed, i tried it,but no luck... > > (from what i read, i had to do it on the physical network device on the > DOM-0. But not the bridge-device or on the DOM-u devices) > > On KC0010 (the DOM-0): > > kc0010:~ # ethtool -K dummy0 tx off > Cannot set device tx csum settings: Operation not supported > > Asking current settings: > kc0010:~ # ethtool --show-offload dummy0 > Offload parameters for dummy0: > Cannot get device rx csum settings: Operation not supported > Cannot get device tx csum settings: Operation not supported > Cannot get device scatter-gather settings: Operation not supported > Cannot get device tcp segmentation offload settings: Operation not > supported > Cannot get device udp large send offload settings: Operation not > supported > Cannot get device generic segmentation offload settings: Operation not > supported > Cannot get device flags: Operation not supported > Cannot get device GRO settings: Operation not supported > no offload info available > > Exactly the same happens with dummy1 and dummy2. >
I wonder if it is an issue with the dummy module and your particular setup. Have you considered trying Open vSwitch for the internal bridges? -- Todd Deshane http://www.linkedin.com/in/deshantm http://www.xen.org/products/cloudxen.html http://runningxen.com/ -- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
