Hi guys, Thank you all for your responses!
I initially thought this was unlikely to be a Pktgen specific issue however I thought it worth mentioning I am using Pktgen just in case. On 14 November 2017 at 04:49, Muhammad Zain-ul-Abideen <[email protected]> wrote: > where is -p argument Do you mean upper case "-P"? Lower case “p” isn’t an option in “Pktgen –-help” output. On 13 November 2017 at 19:35, James Bensley <[email protected]> wrote: > $ sudo ./app/x86_64-native-linuxapp-gcc/pktgen -l 2-6 -n 1 -w 09:00.0 -w > 09:00.1 -v -- -P -m [3-4].0 [5-6].1 On 13 November 2017 at 21:49, Wiles, Keith <[email protected]> wrote: > For the hard lockup problem try using testpmd application and see if that the > same problem if not then it will be next week before I can look at. > > Let me know if testpmd works or not. Thanks for taking the time to reply whilst traveling Keith! Sadly I’m getting the same behaviour with testpmd: $ ./dpdk-devbind.py --status-dev net Network devices using DPDK-compatible driver ============================================ 0000:09:00.0 'Ethernet Controller X710 for 10GbE SFP+ 1572' drv=igb_uio unused= 0000:09:00.1 'Ethernet Controller X710 for 10GbE SFP+ 1572' drv=igb_uio unused= Network devices using kernel driver =================================== 0000:02:00.0 'I350 Gigabit Network Connection 1521' if=eno1 drv=igb unused=igb_uio *Active* 0000:02:00.1 'I350 Gigabit Network Connection 1521' if=eno2 drv=igb unused=igb_uio 0000:06:00.0 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' if=ens3f0 drv=tg3 unused=igb_uio 0000:06:00.1 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' if=ens3f1 drv=tg3 unused=igb_uio 0000:06:00.2 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' if=ens3f2 drv=tg3 unused=igb_uio *Active* 0000:06:00.3 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' if=ens3f3 drv=tg3 unused=igb_uio $ sudo ./testpmd -l 0-3 -n 4 -- -i --portmask=0x1 --nb-cores=2 EAL: Detected 16 lcore(s) EAL: No free hugepages reported in hugepages-1048576kB EAL: Probing VFIO support... EAL: PCI device 0000:02:00.0 on NUMA socket 0 EAL: probe driver: 8086:1521 net_e1000_igb EAL: PCI device 0000:02:00.1 on NUMA socket 0 EAL: probe driver: 8086:1521 net_e1000_igb EAL: PCI device 0000:09:00.0 on NUMA socket 0 EAL: probe driver: 8086:1572 net_i40e << HARD LOCK-UP >> $ ./dpdk-devbind.py --status-dev net Network devices using DPDK-compatible driver ============================================ 0000:09:00.0 'Ethernet Controller X710 for 10GbE SFP+ 1572' drv=vfio-pci unused=igb_uio 0000:09:00.1 'Ethernet Controller X710 for 10GbE SFP+ 1572' drv=vfio-pci unused=igb_uio Network devices using kernel driver =================================== 0000:02:00.0 'I350 Gigabit Network Connection 1521' if=eno1 drv=igb unused=igb_uio,vfio-pci *Active* 0000:02:00.1 'I350 Gigabit Network Connection 1521' if=eno2 drv=igb unused=igb_uio,vfio-pci 0000:06:00.0 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' if=ens3f0 drv=tg3 unused=igb_uio,vfio-pci 0000:06:00.1 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' if=ens3f1 drv=tg3 unused=igb_uio,vfio-pci 0000:06:00.2 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' if=ens3f2 drv=tg3 unused=igb_uio,vfio-pci *Active* 0000:06:00.3 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' if=ens3f3 drv=tg3 unused=igb_uio,vfio-pci $ sudo ./testpmd -l 0-3 -n 4 -- -i --portmask=0x1 --nb-cores=2 EAL: Detected 16 lcore(s) EAL: No free hugepages reported in hugepages-1048576kB EAL: Probing VFIO support... EAL: VFIO support initialized EAL: PCI device 0000:02:00.0 on NUMA socket 0 EAL: probe driver: 8086:1521 net_e1000_igb EAL: PCI device 0000:02:00.1 on NUMA socket 0 EAL: probe driver: 8086:1521 net_e1000_igb EAL: PCI device 0000:09:00.0 on NUMA socket 0 EAL: probe driver: 8086:1572 net_i40e EAL: 0000:09:00.0 failed to select IOMMU type EAL: Requested device 0000:09:00.0 cannot be used EAL: PCI device 0000:09:00.1 on NUMA socket 0 EAL: probe driver: 8086:1572 net_i40e EAL: 0000:09:00.1 failed to select IOMMU type EAL: Requested device 0000:09:00.1 cannot be used EAL: No probed ethernet devices Interactive-mode selected USER1: create a new mbuf pool <mbuf_pool_socket_0>: n=171456, size=2176, socket=0 Done On 14 November 2017 at 06:29, Rosen, Rami <[email protected]> wrote: > Second, I think the root cause for not finding the ports is around this > message ("failed to select IOMMU type") in: > ... >> EAL: probe driver: 8086:1572 net_i40e >> EAL: 0000:09:00.0 failed to select IOMMU type >> EAL: Requested device 0000:09:00.0 cannot be used >> EAL: PCI device 0000:09:00.1 on NUMA socket 0 >> EAL: probe driver: 8086:1572 net_i40e >> EAL: 0000:09:00.1 failed to select IOMMU type >> EAL: Requested device 0000:09:00.1 cannot be used > ... > > What does " find /sys/kernel/iommu_groups/ -type l" > give ? > > Could it be that 0000:09:00.0 and 0000:09:00.1 belongs to an IOMMU group in > which there are other devices ? To me (a layman) this looks correct, do you agree? $ find /sys/kernel/iommu_groups/ -type l | grep 09 /sys/kernel/iommu_groups/36/devices/0000:09:00.0 /sys/kernel/iommu_groups/37/devices/0000:09:00.1 $ find /sys/kernel/iommu_groups/ -type l | grep -E "36|37" /sys/kernel/iommu_groups/36/devices/0000:09:00.0 /sys/kernel/iommu_groups/37/devices/0000:09:00.1 Cheers, James.
