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Huawei IN200 NIC User Guide 07

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Uninstalling the Driver

Uninstalling the Driver

Prerequisites

The RoCE driver already exists on the OS.

Impact

During the uninstallation, the OS cannot be restarted. Otherwise, the OS may be abnormal or cannot be started.

Procedure

Before uninstallation, all applications that use the RoCE must be stopped. Otherwise, the driver will be occupied and the uninstallation will fail.

  1. Log in to the server OS.

    For details, see Logging In to the Real-Time Server Desktop.

  2. Go to the installation directory of the driver.
  3. Uninstall the driver.

    • On the CentOS, SUSE, EulerOS, or RHEL, run the rpm -e hiroce command to uninstall the driver.

    You can run the rpm -qa | grep hiroce command to query the name of the driver software package.

    • On the Ubuntu or Debian, run the dpkg -r hiroce command to uninstall the driver.

    You can run the dpkg -l | grep hiroce command to query the name of the driver software package.

  4. (Optional) Uninstall the OFED driver.

    • On the OS supported by HW OFED, run the bash uninstall.sh command to uninstall the OFED driver.
    • On the OS supported by OFA OFED, run the rpm -e X or dpkg -r X command to uninstall the OFED driver.

  5. Make the uninstallation operation take effect.

    You can select either of the following methods:

    • Method 1

      Run the reboot command on the OS.

    • Method 2
      1. Check that RoCE services of the IN200 have been stopped.
      2. Run the rmmod hinic command on the OS.

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Updated: 2019-11-19

Document ID: EDOC1100063073

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