Re: [dpdk-users] [dpdk-dev] DPDK i40evf problem in receving packet

[Saurabh Mishra <saurabh.globe@gmail.com>]

Hi Qian --


Here's the data from Host:

[root@oscompute3 ~]# ethtool -i p3p1

driver: i40e

version: 1.0.11-k

firmware-version: f4.40 a1.4 n04.53 e80001dc0

bus-info: 0000:04:00.0

supports-statistics: yes

supports-test: yes

supports-eeprom-access: yes

supports-register-dump: yes

supports-priv-flags: no

[root@oscompute3 ~]# ethtool -i p3p2

driver: i40e

version: 1.0.11-k

firmware-version: f4.40 a1.4 n04.53 e80001dc0

bus-info: 0000:04:00.1

supports-statistics: yes

supports-test: yes

supports-eeprom-access: yes

supports-register-dump: yes

supports-priv-flags: no

[root@oscompute3 ~]#

EthApp> drvinfo

Port 0 driver: rte_i40evf_pmd (ver: RTE 2.2.0)

Port 1 driver: rte_i40evf_pmd (ver: RTE 2.2.0)

EthApp>

On Fri, Feb 5, 2016 at 4:59 PM, Xu, Qian Q <qian.q.xu@intel.com> wrote:

> What's your current firmware info, can u run ethtool -i port_interface to
> check?
>
> Thanks
> Qian
>
> -----Original Message-----
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Saurabh Mishra
> Sent: Saturday, February 06, 2016 6:33 AM
> To: dev@dpdk.org; users@dpdk.org
> Subject: [dpdk-dev] DPDK i40evf problem in receving packet
>
> Hi,
>
> I'm seeing two problems:
>
> 1)  when use our kernel '3.10.88-8.0.0.0.6', we only receive first packet
> but not subsequent ones at all after that. However, when I use centos7.0,
> then l2fwd is able to receive all the packets.
>
> 2) I've also seen that on centos7.0, symmetric_mp itself is not working.
> dev start fails with 280 error.
>
> i40evf is giving us lot of headache. The i40evf kernel driver works
> without any problem. Host is a centos7 KVM. I've already upgraded firmware
> to latest.
>
> [root@localhost ~]# uname -a
>
> Linux localhost.localdomain 3.10.0-327.4.5.el7.x86_64 #1 SMP Mon Jan 25
> 22:07:14 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
>
> [root@localhost ~]#
>
> [root@localhost ~]# ./symmetric_mp fakeelf --file-prefix=virtaddr -c2
> -m2048 -n1 --base-virtaddr=0x7fa000000000 --proc-type=primary -- -p 3
> --num-procs=1 --proc-id=0
>
> EAL: Detected lcore 0 as core 0 on socket 0
>
> EAL: Detected lcore 1 as core 0 on socket 0
>
> EAL: Support maximum 128 logical core(s) by configuration.
>
> EAL: Detected 2 lcore(s)
>
> EAL: No free hugepages reported in hugepages-1048576kB
>
> EAL: VFIO modules not all loaded, skip VFIO support...
>
> EAL: Setting up physically contiguous memory...
>
> EAL: Ask a virtual area of 0x2a800000 bytes
>
> EAL: Virtual area found at 0x7fa000000000 (size = 0x2a800000)
>
> EAL: Ask a virtual area of 0x200000 bytes
>
> EAL: Virtual area found at 0x7fa02a800000 (size = 0x200000)
>
> EAL: Ask a virtual area of 0x54000000 bytes
>
> EAL: Virtual area found at 0x7fa02aa00000 (size = 0x54000000)
>
> EAL: Ask a virtual area of 0x400000 bytes
>
> EAL: Virtual area found at 0x7fa07ea00000 (size = 0x400000)
>
> EAL: Ask a virtual area of 0x200000 bytes
>
> EAL: Virtual area found at 0x7fa07ee00000 (size = 0x200000)
>
> EAL: Ask a virtual area of 0x200000 bytes
>
> EAL: Virtual area found at 0x7fa07f000000 (size = 0x200000)
>
> EAL: Ask a virtual area of 0x600000 bytes
>
> EAL: Virtual area found at 0x7fa07f200000 (size = 0x600000)
>
> EAL: Ask a virtual area of 0x200000 bytes
>
> EAL: Virtual area found at 0x7fa07f800000 (size = 0x200000)
>
> EAL: Ask a virtual area of 0x200000 bytes
>
> EAL: Virtual area found at 0x7fa07fa00000 (size = 0x200000)
>
> EAL: Ask a virtual area of 0x400000 bytes
>
> EAL: Virtual area found at 0x7fa07fc00000 (size = 0x400000)
>
> EAL: Requesting 1024 pages of size 2MB from socket 0
>
> EAL: TSC frequency is ~2600000 KHz
>
> EAL: WARNING: cpu flags constant_tsc=yes nonstop_tsc=no -> using
> unreliable clock cycles !
>
> EAL: Master lcore 1 is ready (tid=3e55900;cpuset=[1])
>
> EAL: PCI device 0000:00:09.0 on NUMA socket -1
>
> EAL:   probe driver: 8086:154c rte_i40evf_pmd
>
> EAL:   PCI memory mapped at 0x7fa080000000
>
> EAL:   PCI memory mapped at 0x7fa080010000
>
> EAL: PCI device 0000:00:0a.0 on NUMA socket -1
>
> EAL:   probe driver: 8086:154c rte_i40evf_pmd
>
> EAL:   PCI memory mapped at 0x7fa080014000
>
> EAL:   PCI memory mapped at 0x7fa080024000
>
> # Initialising port 0... Queue :1
>
> PMD: i40e_dev_rx_queue_setup(): Rx Burst Bulk Alloc Preconditions are
> satisfied. Rx Burst Bulk Alloc function will be used on port=0, queue=0.
>
> PMD: i40e_set_tx_function_flag(): Vector tx can be enabled on this txq.
>
> PMD: i40e_set_rx_function(): Port[0] doesn't meet Vector Rx preconditions
>
> PMD: i40e_set_rx_function(): Rx Burst Bulk Alloc Preconditions are
> satisfied. Rx Burst Bulk Alloc function will be used on port=0.
>
> PMD: i40e_set_tx_function(): Simple tx finally be used.
>
> smp_port_init() dev start error 280
>
> EAL: Error - exiting with code: 1
>
>   Cause: Error initialising ports
>
> [root@localhost ~]#
>