Setup: * LVM on SW-RAID (mdadm, raid level 6, 1.2 metadata) for /boot (Note: only three disks present of the five) * System installed as documented at http://michael-prokop.at/homesrv/setup.txt * Works on a test installation in VMs (30GB + 1.5TB disks), but fails on physical hardware (1.5TB disks) * GRUB from Debian/wheezy (1.99-27+deb7u2) fails, similar to what's documented at http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=637254 and http://savannah.gnu.org/bugs/?37569 * But GRUB from Debian/unstable (2.00-22) works also on the physical hardware installation GRUB details: Broken GRUB version (as from Debian/wheezy): (grml)root@homesrv:~# grub-install -v grub-install (GRUB) 1.99-27+deb7u2 (grml)root@homesrv:~# grub-install --recheck /dev/sda error: unknown LVM metadata header. error: unknown LVM metadata header. /usr/sbin/grub-probe: error: cannot find a GRUB drive for /dev/mapper/cryptedtestrootfs. Check your device.map. Auto-detection of a filesystem of /dev/mapper/cryptedtestrootfs failed. Try with --recheck. If the problem persists please report this together with the output of "/usr/sbin/grub-probe --device-map="/boot/grub/device.map" --target=fs -v /boot/grub" to (grml)root@homesrv:~# cat /boot/grub/device.map (hd0) /dev/disk/by-id/ata-WDC_WD15EADS-00P8B0_WD-WMAVU0110310 (hd1) /dev/disk/by-id/ata-WDC_WD15EADS-00P8B0_WD-WMAVU0096757 (hd2) /dev/disk/by-id/ata-WDC_WD15EADS-00P8B0_WD-WMAVU0015298 (hd3) /dev/disk/by-id/usb-Kingston_DT_HyperX_3.0_20CF3005F037BDA1A2040FE2-0:0 (grml)root@homesrv:~# (grml)root@homesrv:~# /usr/sbin/grub-probe --device-map=/boot/grub/device.map --target=fs -v /boot/grub /usr/sbin/grub-probe: info: Scanning for dmraid_nv RAID devices on disk hd0. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for dmraid_nv RAID devices on disk hd1. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for dmraid_nv RAID devices on disk hd2. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for dmraid_nv RAID devices on disk hd3. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: scanning hd0 for LVM. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: scanning hd1 for LVM. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: scanning hd2 for LVM. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: scanning hd3 for LVM. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd0. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd1. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd2. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd3. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd0. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd1. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd2. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd3. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd0. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd0,gpt2. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd0,gpt1. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd1. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd1,gpt2. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd1,gpt1. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd2. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd2,gpt2. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd2,gpt1. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd3. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd3,msdos2. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd0. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd0,gpt2. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Found array md/0 (mdraid1x). /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd0,gpt1. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd1. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd1,gpt2. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd1,gpt1. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd2. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd2,gpt2. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd2,gpt1. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd3. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd3,msdos2. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: scanning md/0 for LVM. /usr/sbin/grub-probe: info: unknown LVM metadata header . error: unknown LVM metadata header. /usr/sbin/grub-probe: info: scanning hd0 for LVM. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: scanning hd0,gpt2 for LVM. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: scanning hd0,gpt1 for LVM. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: scanning hd1 for LVM. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: scanning hd1,gpt2 for LVM. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: scanning hd1,gpt1 for LVM. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: scanning hd2 for LVM. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: scanning hd2,gpt2 for LVM. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: scanning hd2,gpt1 for LVM. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: scanning hd3 for LVM. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: scanning hd3,msdos2 for LVM. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: changing current directory to /dev/mapper. /usr/sbin/grub-probe: info: no mapping exists for `/dev/mapper/cryptedtestrootfs'. /usr/sbin/grub-probe: error: cannot find a GRUB drive for /dev/mapper/cryptedtestrootfs. Check your device.map. (grml)root@homesrv:~# grub-probe -t abstraction /dev/mapper/cryptedtestrootfs error: unknown LVM metadata header. grub-probe: error: cannot find a device for /dev/mapper/cryptedtestrootfs (is /dev mounted?). (grml)root@homesrv:~# ls /dev/mapper/ control cryptedtestrootfs cryptorootfs homesrv-bootfs homesrv-rootfs homesrv-testrootfs (grml)root@homesrv:~# grub-fstest -c 3 /dev/sd{a,b,c} ls error: unknown LVM metadata header. (md/0) (loop2) (loop2,gpt2) (loop2,gpt1) (loop1) (loop1,gpt2) (loop1,gpt1) (loop0) (loop0,gpt2) (loop0,gpt1) (host) Working GRUB version (as from Debian/unstable, no modifications otherwise): root@homesrv ~ # grub-install -v grub-install (GRUB) 2.00-22 root@homesrv ~ # grub-install --recheck /dev/sda /usr/sbin/grub-probe: warning: Couldn't find physical volume `(null)'. Some modules may be missing from core image.. /usr/sbin/grub-probe: warning: Couldn't find physical volume `(null)'. Some modules may be missing from core image.. Installation finished. No error reported. root@homesrv ~ # No /boot/grub/device.map present OOTB (doesn't seem to cause any problems though), after executing grub-mkdevicemap: oot@homesrv ~ # cat /boot/grub/device.map (hd0) /dev/disk/by-id/ata-WDC_WD15EADS-00P8B0_WD-WMAVU0110310 (hd1) /dev/disk/by-id/ata-WDC_WD15EADS-00P8B0_WD-WMAVU0096757 (hd2) /dev/disk/by-id/ata-WDC_WD15EADS-00P8B0_WD-WMAVU0015298 (hd3) /dev/disk/by-id/usb-Kingston_DT_HyperX_3.0_20CF3005F037BDA1A2040FE2-0:0 root@homesrv ~ # /usr/sbin/grub-probe --device-map=/boot/grub/device.map --target=fs -v /boot/grub /usr/sbin/grub-probe: info: changing current directory to /dev/mapper. /usr/sbin/grub-probe: info: /dev/dm-1 is an LVM. /usr/sbin/grub-probe: info: changing current directory to /dev. /usr/sbin/grub-probe: info: changing current directory to dri. /usr/sbin/grub-probe: info: changing current directory to snd. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to cpu. /usr/sbin/grub-probe: info: changing current directory to homesrv. /usr/sbin/grub-probe: info: changing current directory to /dev. /usr/sbin/grub-probe: info: changing current directory to dri. /usr/sbin/grub-probe: info: changing current directory to snd. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to cpu. /usr/sbin/grub-probe: info: changing current directory to homesrv. /usr/sbin/grub-probe: info: changing current directory to md. /usr/sbin/grub-probe: info: changing current directory to disk. /usr/sbin/grub-probe: info: changing current directory to by-label. /usr/sbin/grub-probe: info: changing current directory to by-uuid. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to by-id. /usr/sbin/grub-probe: info: changing current directory to block. /usr/sbin/grub-probe: info: changing current directory to /dev. /usr/sbin/grub-probe: info: changing current directory to dri. /usr/sbin/grub-probe: info: changing current directory to snd. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to cpu. /usr/sbin/grub-probe: info: changing current directory to homesrv. /usr/sbin/grub-probe: info: changing current directory to md. /usr/sbin/grub-probe: info: changing current directory to disk. /usr/sbin/grub-probe: info: changing current directory to by-label. /usr/sbin/grub-probe: info: changing current directory to by-uuid. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to by-id. /usr/sbin/grub-probe: info: changing current directory to block. /usr/sbin/grub-probe: info: changing current directory to /dev. /usr/sbin/grub-probe: info: changing current directory to dri. /usr/sbin/grub-probe: info: changing current directory to snd. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to cpu. /usr/sbin/grub-probe: info: changing current directory to homesrv. /usr/sbin/grub-probe: info: changing current directory to md. /usr/sbin/grub-probe: info: changing current directory to disk. /usr/sbin/grub-probe: info: changing current directory to by-label. /usr/sbin/grub-probe: info: changing current directory to by-uuid. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to by-id. /usr/sbin/grub-probe: info: changing current directory to block. /usr/sbin/grub-probe: info: Looking for /dev/sda2. /usr/sbin/grub-probe: info: /dev/sda is a parent of /dev/sda2. /usr/sbin/grub-probe: info: /dev/sda2 starts from 4096. /usr/sbin/grub-probe: info: opening the device hd0. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd0. /usr/sbin/grub-probe: info: scanning hd0 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd0. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd0. /usr/sbin/grub-probe: info: scanning hd0 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd0. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd0. /usr/sbin/grub-probe: info: Found array md/0. /usr/sbin/grub-probe: info: Inserting hd0 into md/0 (mdraid1x) . /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Partition 0 starts from 2048. /usr/sbin/grub-probe: info: Partition 1 starts from 4096. /usr/sbin/grub-probe: info: Looking for /dev/sdb2. /usr/sbin/grub-probe: info: /dev/sdb is a parent of /dev/sdb2. /usr/sbin/grub-probe: info: /dev/sdb2 starts from 4096. /usr/sbin/grub-probe: info: opening the device hd1. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd1. /usr/sbin/grub-probe: info: scanning hd1 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd1. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd1. /usr/sbin/grub-probe: info: scanning hd1 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd1. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd1. /usr/sbin/grub-probe: info: Inserting hd1 into md/0 (mdraid1x) . /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Partition 0 starts from 2048. /usr/sbin/grub-probe: info: Partition 1 starts from 4096. /usr/sbin/grub-probe: info: Looking for /dev/sdc2. /usr/sbin/grub-probe: info: /dev/sdc is a parent of /dev/sdc2. /usr/sbin/grub-probe: info: /dev/sdc2 starts from 4096. /usr/sbin/grub-probe: info: opening the device hd2. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd2. /usr/sbin/grub-probe: info: scanning hd2 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd2. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd2. /usr/sbin/grub-probe: info: scanning hd2 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd2. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd2. /usr/sbin/grub-probe: info: Inserting hd2 into md/0 (mdraid1x) . /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Partition 0 starts from 2048. /usr/sbin/grub-probe: info: Partition 1 starts from 4096. /usr/sbin/grub-probe: info: /dev/dm-1 is an LVM. /usr/sbin/grub-probe: info: changing current directory to /dev. /usr/sbin/grub-probe: info: changing current directory to dri. /usr/sbin/grub-probe: info: changing current directory to snd. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to cpu. /usr/sbin/grub-probe: info: changing current directory to homesrv. /usr/sbin/grub-probe: info: changing current directory to /dev. /usr/sbin/grub-probe: info: changing current directory to dri. /usr/sbin/grub-probe: info: changing current directory to snd. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to cpu. /usr/sbin/grub-probe: info: changing current directory to homesrv. /usr/sbin/grub-probe: info: changing current directory to md. /usr/sbin/grub-probe: info: changing current directory to disk. /usr/sbin/grub-probe: info: changing current directory to by-label. /usr/sbin/grub-probe: info: changing current directory to by-uuid. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to by-id. /usr/sbin/grub-probe: info: changing current directory to block. /usr/sbin/grub-probe: info: changing current directory to /dev. /usr/sbin/grub-probe: info: changing current directory to dri. /usr/sbin/grub-probe: info: changing current directory to snd. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to cpu. /usr/sbin/grub-probe: info: changing current directory to homesrv. /usr/sbin/grub-probe: info: changing current directory to md. /usr/sbin/grub-probe: info: changing current directory to disk. /usr/sbin/grub-probe: info: changing current directory to by-label. /usr/sbin/grub-probe: info: changing current directory to by-uuid. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to by-id. /usr/sbin/grub-probe: info: changing current directory to block. /usr/sbin/grub-probe: info: changing current directory to /dev. /usr/sbin/grub-probe: info: changing current directory to dri. /usr/sbin/grub-probe: info: changing current directory to snd. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to cpu. /usr/sbin/grub-probe: info: changing current directory to homesrv. /usr/sbin/grub-probe: info: changing current directory to md. /usr/sbin/grub-probe: info: changing current directory to disk. /usr/sbin/grub-probe: info: changing current directory to by-label. /usr/sbin/grub-probe: info: changing current directory to by-uuid. /usr/sbin/grub-probe: info: changing current directory to by-path. /usr/sbin/grub-probe: info: changing current directory to by-id. /usr/sbin/grub-probe: info: changing current directory to block. /usr/sbin/grub-probe: info: Looking for /dev/sda2. /usr/sbin/grub-probe: info: /dev/sda is a parent of /dev/sda2. /usr/sbin/grub-probe: info: /dev/sda2 starts from 4096. /usr/sbin/grub-probe: info: opening the device hd0. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd0. /usr/sbin/grub-probe: info: scanning hd0 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd0. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd0. /usr/sbin/grub-probe: info: scanning hd0 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd0. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd0. /usr/sbin/grub-probe: info: Partition 0 starts from 2048. /usr/sbin/grub-probe: info: Partition 1 starts from 4096. /usr/sbin/grub-probe: info: Looking for /dev/sdb2. /usr/sbin/grub-probe: info: /dev/sdb is a parent of /dev/sdb2. /usr/sbin/grub-probe: info: /dev/sdb2 starts from 4096. /usr/sbin/grub-probe: info: opening the device hd1. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd1. /usr/sbin/grub-probe: info: scanning hd1 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd1. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd1. /usr/sbin/grub-probe: info: scanning hd1 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd1. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd1. /usr/sbin/grub-probe: info: Partition 0 starts from 2048. /usr/sbin/grub-probe: info: Partition 1 starts from 4096. /usr/sbin/grub-probe: info: Looking for /dev/sdc2. /usr/sbin/grub-probe: info: /dev/sdc is a parent of /dev/sdc2. /usr/sbin/grub-probe: info: /dev/sdc2 starts from 4096. /usr/sbin/grub-probe: info: opening the device hd2. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd2. /usr/sbin/grub-probe: info: scanning hd2 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd2. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd2. /usr/sbin/grub-probe: info: scanning hd2 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd2. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd2. /usr/sbin/grub-probe: info: Partition 0 starts from 2048. /usr/sbin/grub-probe: info: Partition 1 starts from 4096. /usr/sbin/grub-probe: info: /dev/dm-1 is an LVM. /usr/sbin/grub-probe: info: opening lvm/homesrv-bootfs. /usr/sbin/grub-probe: info: the size of hd0 is 2930277168. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd0. /usr/sbin/grub-probe: info: scanning hd0 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd0. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd0. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd0. /usr/sbin/grub-probe: info: scanning hd0 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd0. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd0. /usr/sbin/grub-probe: info: the size of hd1 is 2930277168. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd1. /usr/sbin/grub-probe: info: scanning hd1 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd1. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd1. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd1. /usr/sbin/grub-probe: info: scanning hd1 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd1. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd1. /usr/sbin/grub-probe: info: the size of hd2 is 2930277168. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd2. /usr/sbin/grub-probe: info: scanning hd2 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd2. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd2. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd2. /usr/sbin/grub-probe: info: scanning hd2 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd2. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd2. /usr/sbin/grub-probe: info: the size of hd3 is 123469824. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd3. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd3. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd3. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd3. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd3. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd3. /usr/sbin/grub-probe: info: scanning hd3 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd3. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk hd3. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk hd3. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk hd3. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk hd3. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk hd3. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk hd3. /usr/sbin/grub-probe: info: scanning hd3 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk hd3. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk md/0. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk md/0. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk md/0. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk md/0. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk md/0. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk md/0. /usr/sbin/grub-probe: info: scanning md/0 for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk md/0. /usr/sbin/grub-probe: info: Found array homesrv. /usr/sbin/grub-probe: info: Inserting md/0 into homesrv (lvm) . /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk lvm/homesrv-testrootfs. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk lvm/homesrv-testrootfs. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk lvm/homesrv-testrootfs. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk lvm/homesrv-testrootfs. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk lvm/homesrv-testrootfs. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk lvm/homesrv-testrootfs. /usr/sbin/grub-probe: info: scanning lvm/homesrv-testrootfs for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk lvm/homesrv-testrootfs. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk lvm/homesrv-bootfs. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk lvm/homesrv-bootfs. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk lvm/homesrv-bootfs. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk lvm/homesrv-bootfs. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk lvm/homesrv-bootfs. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk lvm/homesrv-bootfs. /usr/sbin/grub-probe: info: scanning lvm/homesrv-bootfs for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk lvm/homesrv-bootfs. /usr/sbin/grub-probe: info: no LVM signature found. /usr/sbin/grub-probe: info: Scanning for DISKFILTER devices on disk lvm/homesrv-rootfs. /usr/sbin/grub-probe: info: Scanning for mdraid1x devices on disk lvm/homesrv-rootfs. /usr/sbin/grub-probe: info: Scanning for mdraid09 devices on disk lvm/homesrv-rootfs. /usr/sbin/grub-probe: info: Scanning for mdraid09_be devices on disk lvm/homesrv-rootfs. /usr/sbin/grub-probe: info: Scanning for dmraid_nv devices on disk lvm/homesrv-rootfs. /usr/sbin/grub-probe: info: Scanning for ldm devices on disk lvm/homesrv-rootfs. /usr/sbin/grub-probe: info: scanning lvm/homesrv-rootfs for LDM. /usr/sbin/grub-probe: info: no LDM signature found. /usr/sbin/grub-probe: info: Scanning for lvm devices on disk lvm/homesrv-rootfs. /usr/sbin/grub-probe: info: no LVM signature found. ext2 root@homesrv ~ # grub-probe -t abstraction /dev/mapper/cryptedtestrootfs grub-probe: error: failed to get canonical path of udev. 1 root@homesrv ~ # grub-probe -t abstraction /dev/mapper/cryptorootfs grub-probe: error: failed to get canonical path of udev. 1 root@homesrv ~ # root@homesrv ~ # grub-fstest -c 3 /dev/sd{a,b,c} ls (loop2) (loop2,gpt2) (loop2,gpt1) (loop1) (loop1,gpt2) (loop1,gpt1) (loop0) (loop0,gpt2) (loop0,gpt1) (host) (lvm/homesrv-testrootfs) (lvm/homesrv-bootfs) (lvm/homesrv-rootfs) (md/0)