[CentOS] my notes on bond, bridge, network, kvm, host and virtual so far

On 02/07/2012 07:26 PM, Devin Reade wrote:
> I had a lot of problems with the network stack on VMs, both under
> VMWare ESXi and Xen where the network would just go numb.  After a
> lot of splunking I determined that it seemed to be related to
> faulty TCP segment offload.

Yeah, wow.  You just jogged my memory.  Intel 82573(V/L/E) ethernet 
adapters had a serious bug that would cause TX hangs:

http://downloadmirror.intel.com/9180/eng/README.txt
  "82573(V/L/E) TX Unit Hang Messages"

Bob, what model cards did you have in your server?