Installing the InfiniBand NIC Driver

Procedure

1. Use PuTTY to log in to the server as the root user.
2. Run the following commands to install the system dependency package:

   yum install tcsh tcl lsof tk -y

3. Run the following commands to recompile the InfiniBand driver:

   tar -xzvf MLNX_OFED_LINUX-4.6-1.0.1.1-rhel7.6alternate-aarch64.tgz
   RPM_BUILD_NCPUS=16 ./mlnxofedinstall --add-kernel-support-build-only --without-depcheck --skip-distro-check

   After the installation is complete, a new installation package MLNX_OFED_LINUX-4.6-1.0.1.1-rhel7.6alternate-ext.tgz is generated in the /tmp directory.

4. Run the following commands to decompress the installation package:

   cd /tmp/MLNX_OFED_LINUX-4.6-1.0.1.1-4.14.0-115.el7a.0.1.aarch64
   tar -xvf MLNX_OFED_LINUX-4.6-1.0.1.1-rhel7.6alternate-ext.tgz

5. Run the following command to install the InfiniBand driver:

   cd MLNX_OFED_LINUX-4.6-1.0.1.1-rhel7.6alternate-ext
   ./mlnxofedinstall

6. Run the following commands to restart the server:

   reboot