[  16:20:52  ] :: [  LOG  ] :: ----------------------------------
[  16:20:52  ] :: [  LOG  ] :: Fri Sep 30 04:20:52 PM EDT 2022
[  16:20:52  ] :: [  LOG  ] :: ----------------------------------
[  16:20:52  ] :: [  LOG  ] :: kernel: 5.14.0-170.mr1408_220930_1912.el9.s390x
[  16:20:52  ] :: [  LOG  ] :: ----------------------------------
[  16:20:52  ] :: [  LOG  ] :: Install kexec-tools and related packages
[  16:20:52  ] :: [  RUN  ] :: # rpm -q kexec-tools dracut systemd selinux-policy
kexec-tools-2.0.25-1.el9.s390x
dracut-057-13.git20220816.el9.s390x
systemd-250-11.el9.s390x
selinux-policy-34.1.43-1.el9.noarch
[  16:20:52  ] :: [  LOG  ] :: Prepare crashkernel=xxxM if crash memory is not reserved by default
[  16:20:52  ] :: [  RUN  ] :: # cat /sys/kernel/kexec_crash_size
268435456
[  16:20:53  ] :: [  LOG  ] :: Update kernel options to boot loader
[  16:20:53  ] :: [  RUN  ] :: # grubby --args="crashkernel=1G-4G:384M,4G-16G:512M,16G-64G:1G,64G-128G:2G,128G-:4G" --update-kernel="/boot/vmlinuz-5.14.0-170.mr1408_220930_1912.el9.s390x"
[  16:20:53  ] :: [  LOG  ] :: To be Rebooting ...