15 Jul
2018
15 Jul
'18
2:14 p.m.
Hi Andy,
Thanks for your reply.
On 15/07/2018 14:44, Andy Smith wrote:
What do these commands output?
$ dpkg -l | grep grub
$ ls -la /boot/grub/menu.lst /boot/grub/grub.cfg
$ grep vmlinuz /boot/grub/menu.lst /boot/grub/grub.cfg
$ cat /etc/default/grub
ian@hobsoni:~$ dpkg -l | grep grub
ii grub-common 2.02~beta2-36ubuntu3.18
amd64 GRand Unified Bootloader (common files)
ii grub-gfxpayload-lists 0.7
amd64 GRUB gfxpayload blacklist
ii grub-legacy-ec2 18.2-4-g05926e48-0ubuntu1~16.04.2
all Handles update-grub for ec2 instances
ii grub-pc 2.02~beta2-36ubuntu3.18
amd64 GRand Unified Bootloader, version 2 (PC/BIOS version)
ii grub-pc-bin 2.02~beta2-36ubuntu3.18
amd64 GRand Unified Bootloader, version 2 (PC/BIOS binaries)
ii grub2-common 2.02~beta2-36ubuntu3.18
amd64 GRand Unified Bootloader (common files for version 2)
ian@hobsoni:~$ ls -la /boot/grub/menu.lst /boot/grub/grub.cfg
-r--r--r-- 1 root root 15829 May 22 20:22 /boot/grub/grub.cfg
-rw-r--r-- 1 root root 5560 May 19 16:08 /boot/grub/menu.lst
ian@hobsoni:~$ grep vmlinuz /boot/grub/menu.lst /boot/grub/grub.cfg
/boot/grub/menu.lst:# kernel /vmlinuz root=/dev/hda2 ro
/boot/grub/menu.lst:kernel /boot/vmlinuz-4.4.0-121-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro console=hvc0
/boot/grub/menu.lst:kernel /boot/vmlinuz-4.4.0-121-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro single
/boot/grub/menu.lst:kernel /boot/vmlinuz-4.4.0-119-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro console=hvc0
/boot/grub/menu.lst:kernel /boot/vmlinuz-4.4.0-119-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro single
/boot/grub/menu.lst:kernel /boot/vmlinuz-4.4.0-116-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro console=hvc0
/boot/grub/menu.lst:kernel /boot/vmlinuz-4.4.0-116-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro single
/boot/grub/menu.lst:kernel /boot/vmlinuz-4.4.0-112-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro console=hvc0
/boot/grub/menu.lst:kernel /boot/vmlinuz-4.4.0-112-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro single
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-127-generic
root=/dev/xvda1 ro console=hvc0
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-127-generic
root=/dev/xvda1 ro console=hvc0
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-127-generic
root=/dev/xvda1 ro recovery nomodeset console=hvc0
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-124-generic
root=/dev/xvda1 ro console=hvc0
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-124-generic
root=/dev/xvda1 ro recovery nomodeset console=hvc0
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-116-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro console=hvc0
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-116-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro recovery nomodeset
console=hvc0
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-112-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro console=hvc0
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-112-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro recovery nomodeset
console=hvc0
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-124-generic
root=/dev/xvda1 ro console=hvc0
/boot/grub/grub.cfg: menuentry 'Ubuntu (on /dev/xvda1)' --class
gnu-linux --class gnu --class os $menuentry_id_option
'osprober-gnulinux-/boot
vmlinuz-4.4.0-124-generic--80731626-dbd6-4aff-8e17-1d741b7d2c73' {
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-124-generic
root=/dev/xvda1 ro console=hvc0
/boot/grub/grub.cfg: menuentry 'Ubuntu, with Linux 4.4.0-124-generic
(on /dev/xvda1)' --class gnu-linux --class gnu --class os
$menuentry_id_option
'osprober-gnulinux-/boot/vmlinuz-4.4.0-124-generic--80731626-dbd6-4aff-8e17-1d741b7d2c73'
{
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-124-generic
root=/dev/xvda1 ro console=hvc0
/boot/grub/grub.cfg: menuentry 'Ubuntu, with Linux 4.4.0-124-generic
(recovery mode) (on /dev/xvda1)' --class gnu-linux --class gnu --class
os $menuentry_id_option
'osprober-gnulinux-/boot/vmlinuz-4.4.0-124-generic-root=/dev/xvda1 ro
recovery nomodeset console=hvc0-80731626-dbd6-4aff-8e17-1d741b7d2c73' {
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-124-generic
root=/dev/xvda1 ro recovery nomodeset console=hvc0
/boot/grub/grub.cfg: menuentry 'Ubuntu, with Linux 4.4.0-116-generic
(on /dev/xvda1)' --class gnu-linux --class gnu --class os
$menuentry_id_option
'osprober-gnulinux-/boot/vmlinuz-4.4.0-116-generic--80731626-dbd6-4aff-8e17-1d741b7d2c73'
{
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-116-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro console=hvc0
/boot/grub/grub.cfg: menuentry 'Ubuntu, with Linux 4.4.0-116-generic
(recovery mode) (on /dev/xvda1)' --class gnu-linux --class gnu --class
os $menuentry_id_option
'osprober-gnulinux-/boot/vmlinuz-4.4.0-116-generic-root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73
ro recovery nomodeset console=hvc0-80731626-dbd6-4aff-8e17-1d741b7d2c73' {
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-116-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro recovery nomodeset
console=hvc0
/boot/grub/grub.cfg: menuentry 'Ubuntu, with Linux 4.4.0-112-generic
(on /dev/xvda1)' --class gnu-linux --class gnu --class os
$menuentry_id_option
'osprober-gnulinux-/boot/vmlinuz-4.4.0-112-generic--80731626-dbd6-4aff-8e17-1d741b7d2c73'
{
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-112-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro console=hvc0
/boot/grub/grub.cfg: menuentry 'Ubuntu, with Linux 4.4.0-112-generic
(recovery mode) (on /dev/xvda1)' --class gnu-linux --class gnu --class
os $menuentry_id_option
'osprober-gnulinux-/boot/vmlinuz-4.4.0-112-generic-root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73
ro recovery nomodeset console=hvc0-80731626-dbd6-4aff-8e17-1d741b7d2c73' {
/boot/grub/grub.cfg: linux /boot/vmlinuz-4.4.0-112-generic
root=UUID=80731626-dbd6-4aff-8e17-1d741b7d2c73 ro recovery nomodeset
console=hvc0
ian@hobsoni:~$ 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=""
GRUB_CMDLINE_LINUX="console=hvc0"
# 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"
ian@hobsoni:~$
--
Ian Hobson
Tel (+351) 910 418 473