Which hypervisor? On 8/20/13 1:46 AM, "Andrei Mikhailovsky" <[email protected]> wrote:
>Hello guys, > >i was wondering if anyone has managed to solve the issue of slow network >performance using Broadcom NetXtreme network cards (bnx2x kernel module)? >I've come across this issue where my network speed would not go above >7-10kb/s when I am running vms on the server with the above network card. >Doing some googling i've discovered that adding "disable_tpa=1" to the >module at load time is suppose to solve the problem. > >I've tried that and it partially works. The virtual machines are no >longer having this issue and I can get good network performance. however, >if I have a virtual router running on the host server with that network >card all traffic that routes through it is limited to 7-10kb/s. It seems >to effect forwarding one way or another. > >has anyone come across this issue? Is there a way to fix it? > >Thanks
