[root@localhost vpp]# ethtool -k enp125s0f0 | grep hw-tc-offload hw-tc-offload: off [fixed] [root@localhost vpp]#
[root@localhost vpp]# ethtool -k enp125s0f0 | grep hw-tc-offload hw-tc-offload: off [fixed] [root@localhost vpp]#
[root@localhost vpp]# tc action help usage: tc actions <ACTSPECOP>* Where: ACTSPECOP := ACR | GD | FL ACR := add | change | replace <ACTSPEC>* GD := get | delete | <ACTISPEC>* FL := ls | list | flush | <ACTNAMESPEC> ACTNAMESPEC := action <ACTNAME> ACTISPEC := <ACTNAMESPEC> <INDEXSPEC> ACTSPEC := action <ACTDETAIL> [INDEXSPEC] INDEXSPEC := index <32 bit indexvalue> ACTDETAIL := <ACTNAME> <ACTPARAMS> Example ACTNAME is gact, mirred, bpf, etc Each action has its own parameters (ACTPARAMS) [root@localhost vpp]# tc qdisc help Usage: tc qdisc [ add | del | replace | change | show ] dev STRING [ handle QHANDLE ] [ root | ingress | clsact | parent CLASSID ] [ estimator INTERVAL TIME_CONSTANT ] [ stab [ help | STAB_OPTIONS] ] [ [ QDISC_KIND ] [ help | OPTIONS ] ] tc qdisc show [ dev STRING ] [ ingress | clsact ] Where: QDISC_KIND := { [p|b]fifo | tbf | prio | cbq | red | etc. } OPTIONS := ... try tc qdisc add <desired QDISC_KIND> help STAB_OPTIONS := ... try tc qdisc add stab help [root@localhost vpp]#
# grep IOMMU /boot/config-`uname -r` | grep INTEL CONFIG_INTEL_IOMMU=y # vi /etc/default/grub GRUB_CMDLINE_LINUX="intel_iommu=on iommu=pt" # update-grub # dmesg | grep IOMMU [ 0.004000] DMAR-IR: IOAPIC id 12 under DRHD base 0xfbffc000 IOMMU 2 [ 0.004000] DMAR-IR: IOAPIC id 11 under DRHD base 0xd8ffc000 IOMMU 1 [ 0.004000] DMAR-IR: IOAPIC id 10 under DRHD base 0xb5ffc000 IOMMU 0 [ 0.004000] DMAR-IR: IOAPIC id 8 under DRHD base 0x92ffc000 IOMMU 3 [ 0.004000] DMAR-IR: IOAPIC id 9 under DRHD base 0x92ffc000 IOMMU 3
[root@localhost vpp]# grep IOMMU /boot/config-`uname -r` CONFIG_IOMMU_HELPER=y CONFIG_VFIO_IOMMU_TYPE1=m CONFIG_VFIO_NOIOMMU=y CONFIG_IOMMU_API=y CONFIG_IOMMU_SUPPORT=y # Generic IOMMU Pagetable Support CONFIG_IOMMU_IO_PGTABLE=y CONFIG_IOMMU_IO_PGTABLE_LPAE=y # CONFIG_IOMMU_IO_PGTABLE_LPAE_SELFTEST is not set # CONFIG_IOMMU_IO_PGTABLE_ARMV7S is not set CONFIG_IOMMU_IOVA=y CONFIG_OF_IOMMU=y CONFIG_IOMMU_DMA=y # CONFIG_QCOM_IOMMU is not set [root@localhost vpp]#
[root@localhost vpp]# lspci -D | grep HNS 0000:7d:00.0 Ethernet controller: Huawei Technologies Co., Ltd. HNS GE/10GE/25GE RDMA Network Controller (rev 21) 0000:7d:00.1 Ethernet controller: Huawei Technologies Co., Ltd. HNS GE/10GE/25GE Network Controller (rev 21) 0000:7d:00.2 Ethernet controller: Huawei Technologies Co., Ltd. HNS GE/10GE/25GE RDMA Network Controller (rev 21) 0000:7d:00.3 Ethernet controller: Huawei Technologies Co., Ltd. HNS GE/10GE/25GE Network Controller (rev 21) [root@localhost vpp]# [root@localhost vpp]# lshw -class network -businfo Bus info Device Class Description ======================================================== pci@0000:05:00.0 network Hi1822 Family (2*25GE) pci@0000:06:00.0 network Hi1822 Family (2*25GE) pci@0000:7d:00.0 enp125s0f0 network HNS GE/10GE/25GE RDMA Network Controller pci@0000:7d:00.1 enp125s0f1 network HNS GE/10GE/25GE Network Controller pci@0000:7d:00.2 enp125s0f2 network HNS GE/10GE/25GE RDMA Network Controller pci@0000:7d:00.3 enp125s0f3 network HNS GE/10GE/25GE Network Controller ns7_tap network Ethernet interface vxlan0 network Ethernet interface ns8_tap network Ethernet interface vpp0 network Ethernet interface ns1_tap network Ethernet interface [root@localhost vpp]#
[root@localhost vpp]# tc -s monitor
^C
[root@localhost vpp]# tc -s filter show dev enp125s0f0 ingress
[root@localhost pci]# pwd /sys/bus/pci [root@localhost pci]# cd devices/0000:41:00.1 [root@localhost 0000:41:00.1]# ls aer_dev_correctable device local_cpulist ptp sriov_stride aer_dev_fatal devspec local_cpus remove sriov_totalvfs aer_dev_nonfatal dma_mask_bits max_link_speed rescan sriov_vf_device ari_enabled driver max_link_width reset subsystem broken_parity_status driver_override modalias resource subsystem_device class enable msi_bus resource0 subsystem_vendor config infiniband msi_irqs revision uevent consistent_dma_mask_bits infiniband_mad net rom vendor current_link_speed infiniband_srp numa_node sriov_drivers_autoprobe vpd current_link_width infiniband_verbs pools sriov_numvfs d3cold_allowed irq power sriov_offset [root@localhost 0000:41:00.1]# cat net/ cat: net/: Is a directory [root@localhost 0000:41:00.1]# ls net/ enp65s0f1 [root@localhost 0000:41:00.1]# pwd /sys/bus/pci/devices/0000:41:00.1 [root@localhost 0000:41:00.1]# lspci -D | grep -i mell 0000:41:00.0 Ethernet controller: Mellanox Technologies MT27700 Family [ConnectX-4] 0000:41:00.1 Ethernet controller: Mellanox Technologies MT27700 Family [ConnectX-4] [root@localhost 0000:41:00.1]#
[root@localhost 0000:41:00.1]# ethtool -k enp65s0f1 | grep hw-tc-offload hw-tc-offload: off [fixed] [root@localhost 0000:41:00.1]# ethtool -k enp65s0f1 hw-tc-offload on ethtool: bad command line argument(s) For more information run ethtool -h [root@localhost 0000:41:00.1]# ethtool -K enp65s0f1 hw-tc-offload on Could not change any device features [root@localhost 0000:41:00.1]# ethtool -K enp65s0f1 hw-tc-offload on