On Tue, Jul 12, 2016 at 7:48 AM, Garik E <kiragon at gmail.com> wrote:
> Hi, > > On the S2600WT2 server, when DPDK is bound to VF, there is no incoming > traffic. > But when the same VF is bound to ixgbevf driver and configured as Linux > interface, > it works normally. I was able to run ping and ssh through that VF. > So my guess is that the RX issue is not due to malfunction hardware. > > The same binary works correctly on S2600WTTR server with 82599 VF > I also tested the application with Mellanox ConnectX-4 on both servers > There were no issues with CX-4 PF and VF > > For some reason DPDK 82599 VF RX functionality does not work on S2600WT2. > > > > > > On Tue, Jul 12, 2016 at 4:24 AM, Lu, Wenzhuo <wenzhuo.lu at intel.com> wrote: > >> Hi Garik, >> >> > -----Original Message----- >> > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Garik E >> > Sent: Tuesday, July 12, 2016 2:22 AM >> > To: dev at dpdk.org >> > Subject: [dpdk-dev] No RX frames on Intel 82599 VF >> > >> > Hello, >> > >> > >> > I have two Intel servers S2600WTTR and S2600WT2 both with 82599 10G >> > Ethernet Controllers >> > >> > I run the same DPDK application on both servers. >> > >> > The application works with one interface bound to physical or virtual >> PCI >> > function depending on configuration >> > >> > The S2600WTTR server receives incoming traffic on physical and virtual >> > functions >> S2600WTTR is working right? >> >> > >> > The S2600WT2 server receives traffic only on physical function >> > >> > When I bind S2600WT2 VF to ixgbevf driver and configure it as Linux ETH >> > interface, it works normally. >> Don't understand what you're doing here. And you say *works*? Is S2600WT2 >> the one not working? >> >> > >> > >> > Network sniffer shows that Ethernet frames arrive to S2600WT2 port and >> > frames are valid, >> > >> > however DPDK does not receive them. >> > >> > >> > Where can I start to debug this issue ? >> > >> > >> > OS: RHEL 6.6 x86-64 >> > >> > DPDK: 16-07-rc1 >> > >
