From: Garik E <kiragon@gmail.com>
To: "Lu, Wenzhuo" <wenzhuo.lu@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] No RX frames on Intel 82599 VF
Date: Tue, 12 Jul 2016 09:04:17 +0300 [thread overview]
Message-ID: <CAJuSJTBY8KneocF+pj0_tZckZQHDxH=3XmCxgZWH4wqgqyeaAQ@mail.gmail.com> (raw)
In-Reply-To: <CAJuSJTChnwZCSKB7dVvvr7wFQVhZYhbxRvJpm0kaxYuobCkpUA@mail.gmail.com>
On Tue, Jul 12, 2016 at 7:48 AM, Garik E <kiragon@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@intel.com> wrote:
>
>> Hi Garik,
>>
>> > -----Original Message-----
>> > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Garik E
>> > Sent: Tuesday, July 12, 2016 2:22 AM
>> > To: 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
>>
>
>
next prev parent reply other threads:[~2016-07-12 6:04 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-11 18:22 Garik E
2016-07-12 1:24 ` Lu, Wenzhuo
2016-07-12 4:48 ` Garik E
2016-07-12 6:04 ` Garik E [this message]
2016-07-12 6:43 ` Lu, Wenzhuo
2017-04-19 9:49 ` Bill Bonaparte
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