[  15:16:04  ] :: [  LOG  ] :: ----------------------------------
[  15:16:04  ] :: [  LOG  ] :: Fri Feb  3 03:16:04 PM EST 2023
[  15:16:04  ] :: [  LOG  ] :: ----------------------------------
[  15:16:04  ] :: [  LOG  ] :: kernel: 5.14.0-257.rt14.256.2015_767050575.el9.x86_64+debug
[  15:16:05  ] :: [  LOG  ] :: ----------------------------------
[  15:16:05  ] :: [  LOG  ] :: Install kexec-tools and related packages
[  15:16:05  ] :: [  RUN  ] :: # rpm -q kexec-tools dracut systemd selinux-policy
kexec-tools-2.0.25-11.el9.x86_64
dracut-057-20.git20221213.el9.x86_64
systemd-252-3.el9.x86_64
selinux-policy-38.1.5-1.el9.noarch
[  15:16:06  ] :: [  LOG  ] :: Prepare crashkernel=xxxM if crash memory is not reserved by default
[  15:16:06  ] :: [  RUN  ] :: # cat /sys/kernel/kexec_crash_size
268435456
[  15:16:06  ] :: [  LOG  ] :: Update kernel options
[  15:16:06  ] :: [  RUN  ] :: # grubby --args="crashkernel=1G-2G:384M,2G-3G:512M,3G-4G:768M,4G-16G:1G,16G-64G:2G,64G-128G:2G,128G-:4G" --update-kernel="/boot/vmlinuz-5.14.0-257.rt14.256.2015_767050575.el9.x86_64+debug"
[  15:16:07  ] :: [  LOG  ] :: To be Rebooting ...