Huawei FusionServer Pro CH121 V5 V100R005 Maintenance And Service Manual page 46

FusionServer Pro CH121 V5 Compute Node
Maintenance and Service Guide
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Step 4 Configure kernel parameters.
Log in to the OS, and open /boot/efi/EFI/redhat/grub.cfg (if the OS is installed in UEFI
mode) or /boot/grub2/grub.cfg (if the OS is installed in legacy mode).
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Issue 06 (2019-08-10)
If no, rectify the drive fault.
If RHEL 7.3 is installed in UEFI mode:
a. Run the cat /proc/cmdline command. If the command output does not contain
"pciehp.pciehp_force=1 pci=pcie_bus_perf", you need to configure kernel
parameters.
Figure 3-32 Opening the configuration file
b. Run the vi/boot/efi/EFI/redhat/grub.cfg command. In the command output, find
the sentence that is displayed after the cat/proc/cmdline command is executed in
Step 4.a, and add a space and then "pciehp.pciehp_force=1 pci=pcie_bus_perf" at
the end of the sentence. Do not add the content in a new line.
Figure 3-33 Configuring kernel parameters (1)
Figure 3-34 Configuring kernel parameters (2)
c. Save the file and restart the compute node.
d. Run the cat /proc/cmdline command. If the command output contains
"pciehp.pciehp_force=1 pci=pcie_bus_perf", the kernel is configured successfully.
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3 Basic Operations
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