[  05:41:48  ] :: [  LOG  ] :: ----------------------------------
[  05:41:48  ] :: [  LOG  ] :: Thu Jan 19 05:41:48 AM EST 2023
[  05:41:48  ] :: [  LOG  ] :: ----------------------------------
[  05:41:48  ] :: [  LOG  ] :: kernel: 5.14.0-238.1915_751670414.el9.aarch64
[  05:41:48  ] :: [  LOG  ] :: ----------------------------------
[  05:41:48  ] :: [  LOG  ] :: Install kexec-tools and related packages
[  05:41:48  ] :: [  RUN  ] :: # rpm -q kexec-tools dracut systemd selinux-policy
kexec-tools-2.0.25-11.el9.aarch64
dracut-057-20.git20221213.el9.aarch64
systemd-252-2.el9.aarch64
selinux-policy-38.1.4-1.el9.noarch
[  05:41:48  ] :: [  LOG  ] :: Prepare crashkernel=xxxM if crash memory is not reserved by default
[  05:41:48  ] :: [  RUN  ] :: # cat /sys/kernel/kexec_crash_size
603979776
[  05:41:48  ] :: [  LOG  ] :: Update kernel options
[  05:41:48  ] :: [  RUN  ] :: # grubby --args="crashkernel=768M,high" --update-kernel="/boot/vmlinuz-5.14.0-238.1915_751670414.el9.aarch64"
[  05:41:48  ] :: [  LOG  ] :: To be Rebooting ...