root@labtestvirt2003:~# aptitude install linux-image-4.4.0-81-generic
The following NEW packages will be installed:
  linux-image-4.4.0-81-generic
0 packages upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 20.9 MB of archives. After unpacking 62.9 MB will be used.
Get: 1 http://mirrors.wikimedia.org/ubuntu/ trusty-updates/main linux-image-4.4.0-81-generic amd64 4.4.0-81.104~14.04.1 [20.9 MB]
Fetched 20.9 MB in 0s (25.4 MB/s)
Selecting previously unselected package linux-image-4.4.0-81-generic.
(Reading database ... 56743 files and directories currently installed.)
Preparing to unpack .../linux-image-4.4.0-81-generic_4.4.0-81.104~14.04.1_amd64.deb ...
Done.
Unpacking linux-image-4.4.0-81-generic (4.4.0-81.104~14.04.1) ...
Setting up linux-image-4.4.0-81-generic (4.4.0-81.104~14.04.1) ...
Running depmod.
update-initramfs: deferring update (hook will be called later)
Examining /etc/kernel/postinst.d.
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.4.0-81-generic /boot/vmlinuz-4.4.0-81-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.4.0-81-generic /boot/vmlinuz-4.4.0-81-generic
update-initramfs: Generating /boot/initrd.img-4.4.0-81-generic
run-parts: executing /etc/kernel/postinst.d/update-notifier 4.4.0-81-generic /boot/vmlinuz-4.4.0-81-generic
run-parts: executing /etc/kernel/postinst.d/zz-update-grub 4.4.0-81-generic /boot/vmlinuz-4.4.0-81-generic
Generating grub configuration file ...
Warning: Setting GRUB_TIMEOUT to a non-zero value when GRUB_HIDDEN_TIMEOUT is set is no longer supported.
Found linux image: /boot/vmlinuz-4.4.0-81-generic
Found initrd image: /boot/initrd.img-4.4.0-81-generic
Found linux image: /boot/vmlinuz-3.13.0-137-generic
Found initrd image: /boot/initrd.img-3.13.0-137-generic
Found memtest86+ image: /boot/memtest86+.elf
Found memtest86+ image: /boot/memtest86+.bin
done

root@labtestvirt2003:~# grep menuentry /boot/grub/grub.cfg
if [ x"${feature_menuentry_id}" = xy ]; then
  menuentry_id_option="--id"
  menuentry_id_option=""
export menuentry_id_option
menuentry 'Ubuntu' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-fc602a49-8d63-41d4-9d8f-a89f7870060f' {
submenu 'Advanced options for Ubuntu' $menuentry_id_option 'gnulinux-advanced-fc602a49-8d63-41d4-9d8f-a89f7870060f' {
	menuentry 'Ubuntu, with Linux 4.4.0-81-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.4.0-81-generic-advanced-fc602a49-8d63-41d4-9d8f-a89f7870060f' {
	menuentry 'Ubuntu, with Linux 4.4.0-81-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.4.0-81-generic-recovery-fc602a49-8d63-41d4-9d8f-a89f7870060f' {
	menuentry 'Ubuntu, with Linux 3.13.0-137-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.13.0-137-generic-advanced-fc602a49-8d63-41d4-9d8f-a89f7870060f' {
	menuentry 'Ubuntu, with Linux 3.13.0-137-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.13.0-137-generic-recovery-fc602a49-8d63-41d4-9d8f-a89f7870060f' {
menuentry 'Memory test (memtest86+)' {
menuentry 'Memory test (memtest86+, serial console 115200)' {
root@labtestvirt2003:~# cat /etc/default/grub
# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX="console=ttyS1,115200n8 elevator=deadline rootdelay=90"

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"
GRUB_TERMINAL=serial
GRUB_SERIAL_COMMAND="serial --unit=1 --speed=115200 --word=8 --parity=no --stop=1"
root@labtestvirt2003:~# puppet agent --test
Notice: Skipping run of Puppet configuration client; administratively disabled (Reason: 'Disabled by default on new or unconfigured old installations');
Use 'puppet agent --enable' to re-enable.
root@labtestvirt2003:~#
root@labtestvirt2003:~#
root@labtestvirt2003:~# /sbin/reboot

Broadcast message from root@labtestvirt2003
	(/dev/pts/1) at 19:39 ...

The system is going down for reboot NOW!
root@labtestvirt2003:~# Connection to labtestvirt2003.codfw.wmnet closed by remote host.