I have the same problem on my 82599 nic, after I turnoff the jumbo_frame, it works. you can try rte_eth_dev_configure with the dev_conf.jumbo_frame = 0.
On Tue, Jul 12, 2016 at 2:43 PM, Lu, Wenzhuo <wenzhuo...@intel.com> wrote: > From: Garik E [mailto:kira...@gmail.com] > Sent: Tuesday, July 12, 2016 12:48 PM > To: Lu, Wenzhuo > Cc: dev@dpdk.org > Subject: Re: [dpdk-dev] No RX frames on Intel 82599 VF > > 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 VF RX functionality does not work on S2600WT2. > [Wenzhuo] No clue now. But I think you can compare what’s the difference > between S2600WT2 and S2600WTTR. > > > > On Tue, Jul 12, 2016 at 4:24 AM, Lu, Wenzhuo <wenzhuo...@intel.com<mailto: > wenzhuo...@intel.com>> wrote: > Hi Garik, > > > -----Original Message----- > > From: dev [mailto:dev-boun...@dpdk.org<mailto:dev-boun...@dpdk.org>] On > Behalf Of Garik E > > Sent: Tuesday, July 12, 2016 2:22 AM > > To: dev@dpdk.org<mailto:dev@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 > >
