Boot Info Script 0.75 [14 November 2016] ============================= Boot Info Summary: =============================== => Grub2 (v2.00) is installed in the MBR of /dev/sda and looks at sector 1 of the same hard drive for core.img. core.img is at this location and looks for (lvmid/nQEiqU-B0iU-OrhX-uMe6-9ECS-rHlU-xaz1QW/23aEW6-v9Hz-CzXb-ik9A-mGUS-yL U8-ykloaS)/grub. It also embeds following components: modules --------------------------------------------------------------------------- fshelp ext2 part_msdos diskfilter lvm biosdisk --------------------------------------------------------------------------- sda1: __________________________________________________________________________ File system: LVM2_member Boot sector type: - Boot sector info: NetCactus-Boot: ________________________________________________________________ File system: ext4 Boot sector type: - Boot sector info: Operating System: Boot files: /grub/grub.cfg /grub/i386-pc/core.img NetCactus-Home: ________________________________________________________________ File system: xfs Boot sector type: - Boot sector info: Operating System: Boot files: NetCactus-Raiz: ________________________________________________________________ File system: xfs Boot sector type: - Boot sector info: Operating System: Exherbo Linux Boot files: /etc/fstab NetCactus-Swap: ________________________________________________________________ File system: swap Boot sector type: - Boot sector info: ============================ Drive/Partition Info: ============================= Drive: sda _____________________________________________________________________ Disk /dev/sda: 465,8 GiB, 500107862016 bytes, 976773168 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: dos Partition Boot Start Sector End Sector # of Sectors Id System /dev/sda1 2,048 976,773,167 976,771,120 8e Linux LVM "blkid" output: ________________________________________________________________ Device UUID TYPE LABEL /dev/mapper/NetCactus-Boot 56fc2efc-7383-4a33-aaaf-2fcb3b63afba ext4 /dev/mapper/NetCactus-Home 29e70bdb-17e3-480f-98da-de2ed284b993 xfs /dev/mapper/NetCactus-Raiz 45c99674-b624-4137-96a2-745db3ea4949 xfs /dev/mapper/NetCactus-Swap a30f4786-d085-40ae-84bc-a15a7bdc5472 swap /dev/sda1 Ffqmsh-Tjuf-H7lW-6xop-QMZK-ypEn-tEkqyh LVM2_member ========================= "ls -l /dev/disk/by-id" output: ====================== total 0 lrwxrwxrwx 1 root root 9 feb 28 15:05 ata-Hitachi_HTS547550A9E384_J2550050FGJDNG -> ../../sda lrwxrwxrwx 1 root root 10 feb 28 15:05 ata-Hitachi_HTS547550A9E384_J2550050FGJDNG-part1 -> ../../sda1 lrwxrwxrwx 1 root root 10 feb 28 15:05 dm-name-NetCactus-Boot -> ../../dm-3 lrwxrwxrwx 1 root root 10 feb 28 15:05 dm-name-NetCactus-Home -> ../../dm-1 lrwxrwxrwx 1 root root 10 feb 28 15:05 dm-name-NetCactus-Raiz -> ../../dm-0 lrwxrwxrwx 1 root root 10 feb 28 15:05 dm-name-NetCactus-Swap -> ../../dm-2 lrwxrwxrwx 1 root root 10 feb 28 15:05 dm-uuid-LVM-nQEiqUB0iUOrhXuMe69ECSrHlUxaz1QW23aEW6v9HzCzXbik9AmGUSyLU8ykloaS -> ../../dm-3 lrwxrwxrwx 1 root root 10 feb 28 15:05 dm-uuid-LVM-nQEiqUB0iUOrhXuMe69ECSrHlUxaz1QWHiseYcYUwXGlg3LTKimhdk8zsyh6wbnN -> ../../dm-2 lrwxrwxrwx 1 root root 10 feb 28 15:05 dm-uuid-LVM-nQEiqUB0iUOrhXuMe69ECSrHlUxaz1QWiLGoBFxvAtUdMxx8P38ta7dONwOUeVXG -> ../../dm-1 lrwxrwxrwx 1 root root 10 feb 28 15:05 dm-uuid-LVM-nQEiqUB0iUOrhXuMe69ECSrHlUxaz1QWm7Do1nh6pc3fkuvJkdSm5snfhdGEJXJF -> ../../dm-0 lrwxrwxrwx 1 root root 9 feb 28 15:05 wwn-0x16234698137152147456x -> ../../sda lrwxrwxrwx 1 root root 10 feb 28 15:05 wwn-0x16234698137152147456x-part1 -> ../../sda1 ========================= "ls -R /dev/mapper/" output: ========================= /dev/mapper: control NetCactus-Boot NetCactus-Home NetCactus-Raiz NetCactus-Swap ================================ Mount points: ================================= Device Mount_Point Type Options /dev/mapper/NetCactus-Home /home xfs (rw,relatime,attr2,inode64,noquota) /dev/mapper/NetCactus-Raiz / xfs (rw,noatime,attr2,inode64,noquota) ======================== NetCactus-Boot/grub/grub.cfg: ========================= -------------------------------------------------------------------------------- # # DO NOT EDIT THIS FILE # # It is automatically generated by grub-mkconfig using templates # from /etc/grub.d and settings from /etc/default/grub # ### BEGIN /etc/grub.d/00_header ### insmod lvm if [ -s $prefix/grubenv ]; then load_env fi if [ "${next_entry}" ] ; then set default="${next_entry}" set next_entry= save_env next_entry set boot_once=true else set default="0" fi if [ x"${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$feature_all_video_module = xy ]; then insmod all_video else insmod efi_gop insmod efi_uga insmod ieee1275_fb insmod vbe insmod vga insmod video_bochs insmod video_cirrus fi } if loadfont unicode ; then set gfxmode=auto load_video insmod gfxterm set locale_dir=$prefix/locale set lang=en_GB insmod gettext fi terminal_output gfxterm if [ x$feature_timeout_style = xy ] ; then set timeout_style=menu set timeout=5 # Fallback normal timeout code in case the timeout_style feature is # unavailable. else set timeout=5 fi ### END /etc/grub.d/00_header ### ### BEGIN /etc/grub.d/10_linux ### ### END /etc/grub.d/10_linux ### ### BEGIN /etc/grub.d/20_linux_xen ### ### END /etc/grub.d/20_linux_xen ### ### BEGIN /etc/grub.d/30_os-prober ### ### END /etc/grub.d/30_os-prober ### ### BEGIN /etc/grub.d/40_custom ### # This file provides an easy way to add custom menu entries. Simply type the # menu entries you want to add after this comment. Be careful not to change # the 'exec tail' line above. ### END /etc/grub.d/40_custom ### #linux (lvm/NetCactus-Boot)/vmlinuz-4.9.10-exherbo root=UUID=45c99674-b624-4137-96a2-745db3ea4949 ro dolvm #initrd (lvm/NetCactus-Boot)/initrd-4.9.10-exherbo menuentry 'Exherbo GNU/Linux' { # load_video insmod gzio insmod part_msdos insmod ext2 set root='lvm/NetCactus-Boot' echo 'Loading Linux 4.9.10-exherbo ...' linux (lvm/NetCactus-Boot)/vmlinuz-4.9.10-exherbo root=UUID=45c99674-b624-4137-96a2-745db3ea4949 ro dolvm echo 'Loading initial ramdisk ...' initrd (lvm/NetCactus-Boot)/initrd-4.9.10-exherbo } ### BEGIN /etc/grub.d/41_custom ### if [ -f ${config_directory}/custom.cfg ]; then source ${config_directory}/custom.cfg elif [ -z "${config_directory}" -a -f $prefix/custom.cfg ]; then source $prefix/custom.cfg; fi ### END /etc/grub.d/41_custom ### -------------------------------------------------------------------------------- ============== NetCactus-Boot: Location of files loaded by Grub: =============== GiB - GB File Fragment(s) 0.125247955 = 0.134483968 grub/grub.cfg 1 0.128040314 = 0.137482240 grub/i386-pc/core.img 1 0.217456818 = 0.233492480 initrd-4.9.10-exherbo 2 ========================== NetCactus-Raiz/etc/fstab: =========================== -------------------------------------------------------------------------------- # /etc/fstab: static file system information. # # noatime turns off atimes for increased performance (atimes normally aren't # needed; notail increases performance of ReiserFS (at the expense of storage # efficiency). It's safe to drop the noatime options if you want and to # switch between notail / tail freely. # # The root filesystem should have a pass number of either 0 or 1. # All other filesystems should have a pass number of 0 or greater than 1. # # Use /dev/ for device nodes. To find the UUIDs, use e. g.: # blkid # The above command will give you all information you need. Or you use # blkid /dev/ # to get the UUID for a specific device node. # # See the manpage fstab(5) for more information. # # # NOTE: If your BOOT partition is ReiserFS, add the notail option to opts. /dev/NetCactus/Boot /boot ext4 noauto,noatime 1 2 /dev/NetCactus/Raiz / xfs noatime 0 1 /dev/NetCactus/Swap none swap sw 0 0 /dev/NetCactus/Home /home xfs defaults 1 2 #/dev/cdrom /mnt/cdrom auto noauto,ro 0 0 #/dev/fd0 /mnt/floppy auto noauto 0 0 # glibc 2.2 and above expects tmpfs to be mounted at /dev/shm for # POSIX shared memory (shm_open, shm_unlink). # (tmpfs is a dynamically expandable/shrinkable ramdisk, and will # use almost no memory if not populated with files) shm /dev/shm tmpfs nodev,nosuid,noexec 0 0 --------------------------------------------------------------------------------