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评测USB接口速度

Linux

发布日期: 2023-02-28

文章字数: 284

阅读时长: 1 分

阅读次数:

概述

今天同事咨询国产化设备某台硬件服务器上的USB版本是多少，查询了下资料，发现lsusb这个指令可以捞到，mark it.

信息

如果没有安装，执行

apt-get install usbutils
or

yum install usbutils

output:

[root@bigtera etc]# hostnamectl 
   Static hostname: bigtera
         Icon name: computer-server
           Chassis: server
        Machine ID: b3315f4c3ab849a7ae5ffc905a73e45a
           Boot ID: 39bbd8a659fa4465bb4189bc6e4af69a
  Operating System: Kylin Linux Advanced Server V10 (Sword)
            Kernel: Linux 4.19.90-24.4.v2101.ky10.aarch64
      Architecture: arm64
[root@bigtera etc]# lsusb -t
/:  Bus 08.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 5000M
/:  Bus 07.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 480M
/:  Bus 06.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 5000M
    |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 5000M
/:  Bus 05.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 480M
    |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
/:  Bus 04.Port 1: Dev 1, Class=root_hub, Driver=ohci-pci/2p, 12M
/:  Bus 03.Port 1: Dev 1, Class=root_hub, Driver=ohci-pci/2p, 12M
/:  Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/2p, 480M
/:  Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/2p, 480M
    |__ Port 1: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, 480M
    |__ Port 1: Dev 2, If 1, Class=Human Interface Device, Driver=usbhid, 480M
[root@bigtera etc]#

说明: