Sorry, I have not found a file attachment on this website? So I added the files as text in
this list!
## 4.2.6
[root@ovirt-n1 boot]# imgbase w
You are on ovirt-node-ng-4.2.6-0.20180903.0+1
[root@ovirt-n1 boot]# cat /proc/cmdline
BOOT_IMAGE=/ovirt-node-ng-4.2.6-0.20180903.0+1/vmlinuz-3.10.0-862.11.6.el7.x86_64
root=/dev/onn_ovirt-n1/ovirt-node-ng-4.2.6-0.20180903.0+1 ro crashkernel=auto
rd.lvm.lv=onn_ovirt-n1/swap rd.lvm.lv=onn_ovirt-n1/ovirt-node-ng-4.2.6-0.20180903.0+1 rhgb
quiet LANG=en_US.UTF-8 img.bootid=ovirt-node-ng-4.2.6-0.20180903.0+1
[root@ovirt-n1 boot]#
## 4.2.6.1 after 1. reboot , grub.cfg is the same as 4.2.6
[root@ovirt-n1 ~]# imgbase w
You are on ovirt-node-ng-4.2.6.1-0.20180913.0+1
[root@ovirt-n1 ~]# cat /proc/cmdline
BOOT_IMAGE=/ovirt-node-ng-4.2.6.1-0.20180913.0+1/vmlinuz-3.10.0-862.11.6.el7.x86_64
root=/dev/onn_ovirt-n1/ovirt-node-ng-4.2.6.1-0.20180913.0+1 ro crashkernel=auto
rd.lvm.lv=onn_ovirt-n1/swap rd.lvm.lv=onn_ovirt-n1/ovirt-node-ng-4.2.6.1-0.20180913.0+1
rhgb quiet LANG=en_US.UTF-8 img.bootid=ovirt-node-ng-4.2.6.1-0.20180913.0+1
[root@ovirt-n1 ~]#
## 4.2.6.1 after 2. reboot, grub.cfg is different to 4.2.6.1 after 1. reboot
[root@ovirt-n1 ~]# imgbase w
You are on ovirt-node-ng-4.2.6.1-0.20180913.0+1
[root@ovirt-n1 ~]# cat /proc/cmdline
BOOT_IMAGE=/ovirt-node-ng-4.2.6.1-0.20180913.0+1/vmlinuz-3.10.0-862.11.6.el7.x86_64
root=/dev/onn_ovirt-n1/ovirt-node-ng-4.2.6.1-0.20180913.0+1 ro crashkernel=auto
rd.lvm.lv=onn_ovirt-n1/swap rd.lvm.lv=onn_ovirt-n1/ovirt-node-ng-4.2.6.1-0.20180913.0+1
rhgb quiet LANG=en_US.UTF-8 img.bootid=ovirt-node-ng-4.2.6.1-0.20180913.0+1
[root@ovirt-n1 ~]#
## diff of grub.cfg
:~> diff 1_reboot_ovirt-node-ng-4.2.6.1-0.20180913.0+1_grub.cfg
2_reboot_ovirt-node-ng-4.2.6.1-0.20180913.0+1_grub.cfg
90c90
< menuentry 'CentOS Linux (3.10.0-693.21.1.el7.x86_64) 7 (Core)' --class centos
--class gnu-linux --class gnu --class os --unrestricted $menuentry_id_option
'gnulinux-3.10.0-693.21.1.el7.x86_64-advanced-57ca0a93-12a7-4102-86e4-d4da992dca9b'
{
---
menuentry 'CentOS Linux (3.10.0-862.11.6.el7.x86_64) 7
(Core)' --class centos --class gnu-linux --class gnu --class os --unrestricted
$menuentry_id_option
'gnulinux-3.10.0-862.11.6.el7.x86_64-advanced-4f32de64-d218-4467-b8cc-0ffbcc10103e'
{
98c98
< search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1
--hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1 --hint='hd0,msdos1'
57ca0a93-12a7-4102-86e4-d4da992dca9b
---
search --no-floppy --fs-uuid --set=root
--hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1
--hint='hd0,msdos1' 4f32de64-d218-4467-b8cc-0ffbcc10103e
100c100
< search --no-floppy --fs-uuid --set=root 57ca0a93-12a7-4102-86e4-d4da992dca9b
---
search --no-floppy --fs-uuid --set=root
4f32de64-d218-4467-b8cc-0ffbcc10103e
102,103c102,103
< linux16 /boot/vmlinuz-3.10.0-693.21.1.el7.x86_64
root=UUID=57ca0a93-12a7-4102-86e4-d4da992dca9b ro crashkernel=auto console=ttyS0
LANG=en_US.UTF-8
< initrd16 /boot/initramfs-3.10.0-693.21.1.el7.x86_64.img
---
linux16 /boot/vmlinuz-3.10.0-862.11.6.el7.x86_64
root=UUID=4f32de64-d218-4467-b8cc-0ffbcc10103e ro crashkernel=auto console=ttyS0
LANG=en_US.UTF-8
initrd16 /boot/initramfs-3.10.0-862.11.6.el7.x86_64.img
109,110c109,110
< submenu "tboot 1.9.5" {
< menuentry 'CentOS Linux GNU/Linux, with tboot 1.9.5 and Linux
3.10.0-693.21.1.el7.x86_64' --class centos --class gnu-linux --class gnu --class os
--class tboot {
---
submenu "tboot 1.9.6" {
menuentry 'CentOS Linux GNU/Linux, with tboot 1.9.6 and Linux
3.10.0-862.11.6.el7.x86_64' --class centos --class gnu-linux --class gnu --class os
--class tboot {
115c115
< search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1
--hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1 --hint='hd0,msdos1'
57ca0a93-12a7-4102-86e4-d4da992dca9b
---
search --no-floppy --fs-uuid --set=root
--hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1
--hint='hd0,msdos1' 4f32de64-d218-4467-b8cc-0ffbcc10103e
117c117
< search --no-floppy --fs-uuid --set=root 57ca0a93-12a7-4102-86e4-d4da992dca9b
---
search --no-floppy --fs-uuid --set=root
4f32de64-d218-4467-b8cc-0ffbcc10103e
119c119
< echo 'Loading tboot 1.9.5 ...'
---
echo 'Loading tboot 1.9.6 ...'
121,122c121,122
< echo 'Loading Linux 3.10.0-693.21.1.el7.x86_64 ...'
< module /boot/vmlinuz-3.10.0-693.21.1.el7.x86_64
root=UUID=57ca0a93-12a7-4102-86e4-d4da992dca9b ro crashkernel=auto console=ttyS0
intel_iommu=on
---
echo 'Loading Linux 3.10.0-862.11.6.el7.x86_64 ...'
module /boot/vmlinuz-3.10.0-862.11.6.el7.x86_64
root=UUID=4f32de64-d218-4467-b8cc-0ffbcc10103e ro crashkernel=auto console=ttyS0
intel_iommu=on
124c124
< module /boot/initramfs-3.10.0-693.21.1.el7.x86_64.img
---
module /boot/initramfs-3.10.0-862.11.6.el7.x86_64.img
153a154,156
### BEGIN /etc/grub.d/42_boom ###
### END /etc/grub.d/42_boom ###
############# 1_reboot_ovirt-node-ng-4.2.6.1-0.20180913.0+1_grub.cfg
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub2-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#
### BEGIN /etc/grub.d/00_header ###
set pager=1
if [ -s $prefix/grubenv ]; then
load_env
fi
if [ "${next_entry}" ] ; then
set default="${next_entry}"
set next_entry=
save_env next_entry
set boot_once=true
else
set default="${saved_entry}"
fi
if [ x"${feature_menuentry_id}" = xy ]; then
menuentry_id_option="--id"
else
menuentry_id_option=""
fi
export menuentry_id_option
if [ "${prev_saved_entry}" ]; then
set saved_entry="${prev_saved_entry}"
save_env saved_entry
set prev_saved_entry=
save_env prev_saved_entry
set boot_once=true
fi
function savedefault {
if [ -z "${boot_once}" ]; then
saved_entry="${chosen}"
save_env saved_entry
fi
}
function load_video {
if [ x$feature_all_video_module = xy ]; then
insmod all_video
else
insmod efi_gop
insmod efi_uga
insmod ieee1275_fb
insmod vbe
insmod vga
insmod video_bochs
insmod video_cirrus
fi
}
serial
terminal_input serial console
terminal_output serial console
if [ x$feature_timeout_style = xy ] ; then
set timeout_style=menu
set timeout=1
# Fallback normal timeout code in case the timeout_style feature is
# unavailable.
else
o.