Public bug reported:
grub fails to work when araid1 lvm volume exists that is cached in zesty.
grub version 2.02~beta3-4ubuntu1
The same configuration worked on yakkety
~$ sudo update-grub2
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.10.0-14-generic
Found initrd image: /boot/initrd.img-4.10.0-14-generic
Found linux image: /boot/vmlinuz-4.8.0-45-generic
Found initrd image: /boot/initrd.img-4.8.0-45-generic
Found memtest86+ image: /memtest86+.elf
Found memtest86+ image: /memtest86+.bin
Found Windows 7 on /dev/sdc4
Found Debian GNU/Linux wheezy/sid on /dev/mapper/lvm-debian
Found Ubuntu 15.04 (15.04) on /dev/mapper/lvm-root2
Found Ubuntu 14.04.1 LTS (14.04) on /dev/mapper/lvm-root3
$ sudo lvcreate --type raid1 -L 1G lvm -n testing
Logical volume "testing" created.
~$ sudo lvcreate --type cache --cachemode writeback -L 10G -n ssdcachetest
lvm/testing /dev/sda1
Using default stripesize 64.00 KiB.
WARNING: Data redundancy is lost with writeback caching of raid logical
volume!
Logical volume lvm/testing is now cached.
~$ sudo update-grub2
Generating grub configuration file ...
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
grub-probe: error: disk
`lvmid/OwVp3J-KH9N-RcXl-Fh3J-ZEiZ-egg4-JRffI3/7Dieap-dj1i-dHiz-eLfa-c7be-IiyB-GaHL26'
not found.
removing the cache fixes the issue.
lvmid/OwVp3J-KH9N-RcXl-Fh3J-ZEiZ-egg4-JRffI3/7Dieap-dj1i-dHiz-eLfa-c7be-IiyB-GaHL26
is my boot lvm partition which is a regular uncached linear partition.
--- Logical volume ---
LV Path /dev/lvm/boot
LV Name boot
VG Name lvm
LV UUID 7Dieap-dj1i-dHiz-eLfa-c7be-IiyB-GaHL26
LV Write Access read/write
LV Creation host, time ubuntu, 2015-09-27 23:22:37 +0200
LV Status available
# open 1
LV Size 1.00 GiB
Current LE 256
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:2
** Affects: grub-installer (Ubuntu)
Importance: Undecided
Status: New
** Description changed:
- grub fails to work when araid1 lvm volume exists that is cached.
+ grub fails to work when araid1 lvm volume exists that is cached in zesty.
+ grub version 2.02~beta3-4ubuntu1
+ The same configuration worked on yakkety
~$ sudo update-grub2
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.10.0-14-generic
Found initrd image: /boot/initrd.img-4.10.0-14-generic
Found linux image: /boot/vmlinuz-4.8.0-45-generic
Found initrd image: /boot/initrd.img-4.8.0-45-generic
Found memtest86+ image: /memtest86+.elf
Found memtest86+ image: /memtest86+.bin
Found Windows 7 on /dev/sdc4
Found Debian GNU/Linux wheezy/sid on /dev/mapper/lvm-debian
Found Ubuntu 15.04 (15.04) on /dev/mapper/lvm-root2
Found Ubuntu 14.04.1 LTS (14.04) on /dev/mapper/lvm-root3
-
$ sudo lvcreate --type raid1 -L 1G lvm -n testing
- Logical volume "testing" created.
+ Logical volume "testing" created.
~$ sudo lvcreate --type cache --cachemode writeback -L 10G -n ssdcachetest
lvm/testing /dev/sda1
- Using default stripesize 64.00 KiB.
- WARNING: Data redundancy is lost with writeback caching of raid logical
volume!
- Logical volume lvm/testing is now cached.
+ Using default stripesize 64.00 KiB.
+ WARNING: Data redundancy is lost with writeback caching of raid logical
volume!
+ Logical volume lvm/testing is now cached.
~$ sudo update-grub2
Generating grub configuration file ...
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
error: invalid segment.
grub-probe: error: disk
`lvmid/OwVp3J-KH9N-RcXl-Fh3J-ZEiZ-egg4-JRffI3/7Dieap-dj1i-dHiz-eLfa-c7be-IiyB-GaHL26'
not found.
-
removing the cache fixes the issue.
-
lvmid/OwVp3J-KH9N-RcXl-Fh3J-ZEiZ-egg4-JRffI3/7Dieap-dj1i-dHiz-eLfa-c7be-IiyB-GaHL26
is my boot lvm partition which is a regular uncached linear partition.
- --- Logical volume ---
- LV Path /dev/lvm/boot
- LV Name boot
- VG Name lvm
- LV UUID 7Dieap-dj1i-dHiz-eLfa-c7be-IiyB-GaHL26
- LV Write Access read/write
- LV Creation host, time ubuntu, 2015-09-27 23:22:37 +0200
- LV Status available
- # open 1
- LV Size 1.00 GiB
- Current LE 256
- Segments 1
- Allocation inherit
- Read ahead sectors auto
- - currently set to 256
- Block device 253:2
+ --- Logical volume ---
+ LV Path /dev/lvm/boot
+ LV Name boot
+ VG Name lvm
+ LV UUID 7Dieap-dj1i-dHiz-eLfa-c7be-IiyB-GaHL26
+ LV Write Access read/write
+ LV Creation host, time ubuntu, 2015-09-27 23:22:37 +0200
+ LV Status available
+ # open 1
+ LV Size 1.00 GiB
+ Current LE 256
+ Segments 1
+ Allocation inherit
+ Read ahead sectors auto
+ - currently set to 256
+ Block device 253:2
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https://bugs.launchpad.net/bugs/1678112
Title:
grub fails on lvmcached raid1 volume
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