3.
Download the kernel upgrade package to your PC.
Log in to the official Red Hat website using a customer portal account and download
kernel-3.10.0-514.26.2.el7.x86_64.rpm
.
Download link: https://access.redhat.com/downloads/content/rhel---7/x86_64/2456/
kernel/3.10.0-514.26.2.el7/x86_64/fd431d51/package
4.
Use the KVM to mount the directory where the upgrade package is located. See
.
Figure 5-12
Mounting the directory
5.
Mount the upgrade package to a directory on the OS, for example,
/home
.
mount /dev/sr0 /home
6.
Check the upgrade package in the
/home
directory.
cd /home
ls kernel*
7.
Upgrade the system kernel.
rpm -ivh kernel*.x86_64.rpm
8.
Run the
reboot
command to restart the server and go to the new kernel.
9.
Verify the upgrade.
uname –r
Output:
kernel-3.10.0-514.26.2.el7.x86_64
Step 2
Set a kernel parameter.
1.
Log in to the OS, and open
/etc/default/grub
.
2.
Press
Insert
.
3.
Locate
GRUB_CMDLINE_LINUX="crashkernel=auto rd.lvm.lv=rhel/root
rd.lvm.lv=rhel/swap rhgb quiet
and enter
pciehp.pciehp_force=1 pci=pcie_bus_perf
after it.
Between the added content and its preceding content, a space is required and no line feed
is allowed, as shown in
.
Figure 5-13
Setting a kernel parameter
4.
Press
Esc
.
5.
Enter
:wq
to
save the change and exit.
2288H V5 Server
User Guide
5 Optional Part Installation
Issue 04 (2018-09-04)
Copyright © Huawei Technologies Co., Ltd.
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