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  • lshw

    [root@localhost dpdk-19.11]# lshw -c network -businfo
    Bus info          Device      Class          Description
    ========================================================
    pci@0000:05:00.0  enp5s0      network        Hi1822 Family (2*25GE)
    pci@0000:06:00.0  enp6s0      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
    [root@localhost dpdk-19.11]# echo 2 > /sys/bus/pci/devices/0000:06:00.0/sriov_numvfs 
    -bash: echo: write error: No such file or directory
    [root@localhost dpdk-19.11]# ls /sys/bus/pci/devices/0000:06:00.0
    broken_parity_status      device           iommu_group     msi_bus    rescan     rom                      uevent
    class                     devspec          irq             msi_irqs   reset      sriov_drivers_autoprobe  vendor
    config                    dma_mask_bits    local_cpulist   net        resource   sriov_numvfs             vpd
    consistent_dma_mask_bits  driver           local_cpus      numa_node  resource0  sriov_totalvfs
    current_link_speed        driver_override  max_link_speed  pools      resource2  subsystem
    current_link_width        enable           max_link_width  power      resource4  subsystem_device
    d3cold_allowed            iommu            modalias        remove     revision   subsystem_vendor
    [root@localhost dpdk-19.11]# 
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  • 原文地址:https://www.cnblogs.com/dream397/p/13653488.html
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