Grub2 (uefi) installation: blank screen during boot [closed]how can I boot linux from a software raid 1 arrayAllignment of ext3 partition on LVM RAID volume groupmdadm raid1, [1/2] disks failed, safe to reboot?Ubuntu server, gpt partition table, mdadm, grub boot failxvd device support with Gentoo running in Xen HVM guestUnable to resize ec2 ebs root volumeqemu-img VHD to raw image convert results in bad geometry:unable to mount XFS after rescueLVM in my LUN to mountBoot Linux in UEFI on a LSI card using GRUB2

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Grub2 (uefi) installation: blank screen during boot [closed]


how can I boot linux from a software raid 1 arrayAllignment of ext3 partition on LVM RAID volume groupmdadm raid1, [1/2] disks failed, safe to reboot?Ubuntu server, gpt partition table, mdadm, grub boot failxvd device support with Gentoo running in Xen HVM guestUnable to resize ec2 ebs root volumeqemu-img VHD to raw image convert results in bad geometry:unable to mount XFS after rescueLVM in my LUN to mountBoot Linux in UEFI on a LSI card using GRUB2






.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty height:90px;width:728px;box-sizing:border-box;








-2















Need to setup bootloader (grub2) on Dell XPS 15 9570. Dual boot with Windows. Trying to install it according to the instruction https://wiki.gentoo.org/wiki/GRUB2. Booting hangs on black screen with white caret.



Disk configuration: EFI on nvme0n1p2, boot on nvme0n1p6, LVM on nvme0n1p7.



$ fdisk -l /dev/nvme0n1
Disk /dev/nvme0n1: 477 GiB, 512110190592 bytes, 1000215216 sectors
Disk model: PM981 NVMe Samsung 512GB 
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 4B0109AE-EB39-484C-8931-7AF7B0366554

Device Start End Sectors Size Type
/dev/nvme0n1p1 2048 1023999 1021952 499M Windows recovery environment
/dev/nvme0n1p2 1024000 1228799 204800 100M EFI System
/dev/nvme0n1p3 1228800 1261567 32768 16M Microsoft reserved
/dev/nvme0n1p4 1261568 451823487 450561920 214.9G Microsoft basic data
/dev/nvme0n1p5 998309888 1000212479 1902592 929M Windows recovery environment
/dev/nvme0n1p6 451823616 452872191 1048576 512M Linux filesystem
/dev/nvme0n1p7 452872192 998309887 545437696 260.1G Linux LVM


/boot and /boot/efi are on separate partitions.



$ mount
/dev/mapper/vg0-root on / type ext4 (rw,relatime)
/dev/mapper/vg0-home on /home type ext4 (rw,relatime)
/dev/nvme0n1p6 on /boot type ext2 (rw,relatime,block_validity,barrier,user_xattr,acl)
/dev/nvme0n1p2 on /boot/efi type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=ascii,shortname=mixed,errors=remount-ro)
none on /proc type proc (rw,relatime)
devtmpfs on /dev type devtmpfs (rw,nosuid,size=8049904k,nr_inodes=2012476,mode=755)
tmpfs on /run/udev type tmpfs (rw,nosuid,nodev,mode=755)
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)


Grub2 is build with lvm. GRUB_PRELOAD_MODULES=lvm enabled. grub-mkconfig:



grub-mkconfig -o /boot/grub/grub.cfg
Generating grub configuration file ...
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
Found linux image: /boot/kernel-genkernel-x86_64-4.19.27-gentoo-r1
Found initrd image: /boot/initramfs-genkernel-x86_64-4.19.27-gentoo-r1
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
Found Windows Boot Manager on /dev/nvme0n1p2@/EFI/Microsoft/Boot/bootmgfw.efi
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
 WARNING: Failed to connect to lvmetad. Falling back to device scanning.
Found Fedora 29 (Workstation Edition) on /dev/mapper/fedora-root
done


grub-install:



grub-install --efi-directory=/boot/efi
Installing for x86_64-efi platform.
Installation finished. No error reported.


efibootmgr (Fedora on external hdd):



$ efibootmgr -v
BootCurrent: 0002
Timeout: 0 seconds
BootOrder: 0001,0002,0000
Boot0000* Windows Boot Manager HD(2,GPT,e39ddb73-570c-4b83-82ae-65b2e384dc30,0xfa000,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=..9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5....C................
Boot0001* gentoo HD(2,GPT,e39ddb73-570c-4b83-82ae-65b2e384dc30,0xfa000,0x32000)/File(EFIgentoogrubx64.efi)
Boot0002* Fedora HD(1,GPT,c1444ccc-955d-4e0e-a3a8-05a3c8f0c900,0x800,0x64000)/File(EFIfedorashimx64.efi)


Don't know what to do next to fix the issue.






linux gentoo grub2 uefi







share|improve this question















closed as off-topic by joeqwerty, Sven♦ Apr 28 at 20:45


This question appears to be off-topic. The users who voted to close gave this specific reason:


  • "Questions on Server Fault must be about managing information technology systems in a business environment. Home and end-user computing questions may be asked on Super User, and questions about development, testing and development tools may be asked on Stack Overflow." – joeqwerty, Sven
If this question can be reworded to fit the rules in the help center, please edit the question.






















    -2















    Need to setup bootloader (grub2) on Dell XPS 15 9570. Dual boot with Windows. Trying to install it according to the instruction https://wiki.gentoo.org/wiki/GRUB2. Booting hangs on black screen with white caret.



    Disk configuration: EFI on nvme0n1p2, boot on nvme0n1p6, LVM on nvme0n1p7.



    $ fdisk -l /dev/nvme0n1
    Disk /dev/nvme0n1: 477 GiB, 512110190592 bytes, 1000215216 sectors
    Disk model: PM981 NVMe Samsung 512GB 
    Units: sectors of 1 * 512 = 512 bytes
    Sector size (logical/physical): 512 bytes / 512 bytes
    I/O size (minimum/optimal): 512 bytes / 512 bytes
    Disklabel type: gpt
    Disk identifier: 4B0109AE-EB39-484C-8931-7AF7B0366554

    Device Start End Sectors Size Type
    /dev/nvme0n1p1 2048 1023999 1021952 499M Windows recovery environment
    /dev/nvme0n1p2 1024000 1228799 204800 100M EFI System
    /dev/nvme0n1p3 1228800 1261567 32768 16M Microsoft reserved
    /dev/nvme0n1p4 1261568 451823487 450561920 214.9G Microsoft basic data
    /dev/nvme0n1p5 998309888 1000212479 1902592 929M Windows recovery environment
    /dev/nvme0n1p6 451823616 452872191 1048576 512M Linux filesystem
    /dev/nvme0n1p7 452872192 998309887 545437696 260.1G Linux LVM


    /boot and /boot/efi are on separate partitions.



    $ mount
    /dev/mapper/vg0-root on / type ext4 (rw,relatime)
    /dev/mapper/vg0-home on /home type ext4 (rw,relatime)
    /dev/nvme0n1p6 on /boot type ext2 (rw,relatime,block_validity,barrier,user_xattr,acl)
    /dev/nvme0n1p2 on /boot/efi type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=ascii,shortname=mixed,errors=remount-ro)
    none on /proc type proc (rw,relatime)
    devtmpfs on /dev type devtmpfs (rw,nosuid,size=8049904k,nr_inodes=2012476,mode=755)
    tmpfs on /run/udev type tmpfs (rw,nosuid,nodev,mode=755)
    sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
    efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)


    Grub2 is build with lvm. GRUB_PRELOAD_MODULES=lvm enabled. grub-mkconfig:



    grub-mkconfig -o /boot/grub/grub.cfg
    Generating grub configuration file ...
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
    Found linux image: /boot/kernel-genkernel-x86_64-4.19.27-gentoo-r1
    Found initrd image: /boot/initramfs-genkernel-x86_64-4.19.27-gentoo-r1
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
    Found Windows Boot Manager on /dev/nvme0n1p2@/EFI/Microsoft/Boot/bootmgfw.efi
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
     WARNING: Failed to connect to lvmetad. Falling back to device scanning.
    Found Fedora 29 (Workstation Edition) on /dev/mapper/fedora-root
    done


    grub-install:



    grub-install --efi-directory=/boot/efi
    Installing for x86_64-efi platform.
    Installation finished. No error reported.


    efibootmgr (Fedora on external hdd):



    $ efibootmgr -v
    BootCurrent: 0002
    Timeout: 0 seconds
    BootOrder: 0001,0002,0000
    Boot0000* Windows Boot Manager HD(2,GPT,e39ddb73-570c-4b83-82ae-65b2e384dc30,0xfa000,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=..9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5....C................
    Boot0001* gentoo HD(2,GPT,e39ddb73-570c-4b83-82ae-65b2e384dc30,0xfa000,0x32000)/File(EFIgentoogrubx64.efi)
    Boot0002* Fedora HD(1,GPT,c1444ccc-955d-4e0e-a3a8-05a3c8f0c900,0x800,0x64000)/File(EFIfedorashimx64.efi)


    Don't know what to do next to fix the issue.






    linux gentoo grub2 uefi







    share|improve this question















    closed as off-topic by joeqwerty, Sven♦ Apr 28 at 20:45


    This question appears to be off-topic. The users who voted to close gave this specific reason:


    • "Questions on Server Fault must be about managing information technology systems in a business environment. Home and end-user computing questions may be asked on Super User, and questions about development, testing and development tools may be asked on Stack Overflow." – joeqwerty, Sven
    If this question can be reworded to fit the rules in the help center, please edit the question.


















      -2












      -2








      -2








      Need to setup bootloader (grub2) on Dell XPS 15 9570. Dual boot with Windows. Trying to install it according to the instruction https://wiki.gentoo.org/wiki/GRUB2. Booting hangs on black screen with white caret.



      Disk configuration: EFI on nvme0n1p2, boot on nvme0n1p6, LVM on nvme0n1p7.



      $ fdisk -l /dev/nvme0n1
      Disk /dev/nvme0n1: 477 GiB, 512110190592 bytes, 1000215216 sectors
      Disk model: PM981 NVMe Samsung 512GB 
      Units: sectors of 1 * 512 = 512 bytes
      Sector size (logical/physical): 512 bytes / 512 bytes
      I/O size (minimum/optimal): 512 bytes / 512 bytes
      Disklabel type: gpt
      Disk identifier: 4B0109AE-EB39-484C-8931-7AF7B0366554

      Device Start End Sectors Size Type
      /dev/nvme0n1p1 2048 1023999 1021952 499M Windows recovery environment
      /dev/nvme0n1p2 1024000 1228799 204800 100M EFI System
      /dev/nvme0n1p3 1228800 1261567 32768 16M Microsoft reserved
      /dev/nvme0n1p4 1261568 451823487 450561920 214.9G Microsoft basic data
      /dev/nvme0n1p5 998309888 1000212479 1902592 929M Windows recovery environment
      /dev/nvme0n1p6 451823616 452872191 1048576 512M Linux filesystem
      /dev/nvme0n1p7 452872192 998309887 545437696 260.1G Linux LVM


      /boot and /boot/efi are on separate partitions.



      $ mount
      /dev/mapper/vg0-root on / type ext4 (rw,relatime)
      /dev/mapper/vg0-home on /home type ext4 (rw,relatime)
      /dev/nvme0n1p6 on /boot type ext2 (rw,relatime,block_validity,barrier,user_xattr,acl)
      /dev/nvme0n1p2 on /boot/efi type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=ascii,shortname=mixed,errors=remount-ro)
      none on /proc type proc (rw,relatime)
      devtmpfs on /dev type devtmpfs (rw,nosuid,size=8049904k,nr_inodes=2012476,mode=755)
      tmpfs on /run/udev type tmpfs (rw,nosuid,nodev,mode=755)
      sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
      efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)


      Grub2 is build with lvm. GRUB_PRELOAD_MODULES=lvm enabled. grub-mkconfig:



      grub-mkconfig -o /boot/grub/grub.cfg
      Generating grub configuration file ...
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
      Found linux image: /boot/kernel-genkernel-x86_64-4.19.27-gentoo-r1
      Found initrd image: /boot/initramfs-genkernel-x86_64-4.19.27-gentoo-r1
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
      Found Windows Boot Manager on /dev/nvme0n1p2@/EFI/Microsoft/Boot/bootmgfw.efi
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
      Found Fedora 29 (Workstation Edition) on /dev/mapper/fedora-root
      done


      grub-install:



      grub-install --efi-directory=/boot/efi
      Installing for x86_64-efi platform.
      Installation finished. No error reported.


      efibootmgr (Fedora on external hdd):



      $ efibootmgr -v
      BootCurrent: 0002
      Timeout: 0 seconds
      BootOrder: 0001,0002,0000
      Boot0000* Windows Boot Manager HD(2,GPT,e39ddb73-570c-4b83-82ae-65b2e384dc30,0xfa000,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=..9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5....C................
      Boot0001* gentoo HD(2,GPT,e39ddb73-570c-4b83-82ae-65b2e384dc30,0xfa000,0x32000)/File(EFIgentoogrubx64.efi)
      Boot0002* Fedora HD(1,GPT,c1444ccc-955d-4e0e-a3a8-05a3c8f0c900,0x800,0x64000)/File(EFIfedorashimx64.efi)


      Don't know what to do next to fix the issue.






      linux gentoo grub2 uefi







      share|improve this question
















      Need to setup bootloader (grub2) on Dell XPS 15 9570. Dual boot with Windows. Trying to install it according to the instruction https://wiki.gentoo.org/wiki/GRUB2. Booting hangs on black screen with white caret.



      Disk configuration: EFI on nvme0n1p2, boot on nvme0n1p6, LVM on nvme0n1p7.



      $ fdisk -l /dev/nvme0n1
      Disk /dev/nvme0n1: 477 GiB, 512110190592 bytes, 1000215216 sectors
      Disk model: PM981 NVMe Samsung 512GB 
      Units: sectors of 1 * 512 = 512 bytes
      Sector size (logical/physical): 512 bytes / 512 bytes
      I/O size (minimum/optimal): 512 bytes / 512 bytes
      Disklabel type: gpt
      Disk identifier: 4B0109AE-EB39-484C-8931-7AF7B0366554

      Device Start End Sectors Size Type
      /dev/nvme0n1p1 2048 1023999 1021952 499M Windows recovery environment
      /dev/nvme0n1p2 1024000 1228799 204800 100M EFI System
      /dev/nvme0n1p3 1228800 1261567 32768 16M Microsoft reserved
      /dev/nvme0n1p4 1261568 451823487 450561920 214.9G Microsoft basic data
      /dev/nvme0n1p5 998309888 1000212479 1902592 929M Windows recovery environment
      /dev/nvme0n1p6 451823616 452872191 1048576 512M Linux filesystem
      /dev/nvme0n1p7 452872192 998309887 545437696 260.1G Linux LVM


      /boot and /boot/efi are on separate partitions.



      $ mount
      /dev/mapper/vg0-root on / type ext4 (rw,relatime)
      /dev/mapper/vg0-home on /home type ext4 (rw,relatime)
      /dev/nvme0n1p6 on /boot type ext2 (rw,relatime,block_validity,barrier,user_xattr,acl)
      /dev/nvme0n1p2 on /boot/efi type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=ascii,shortname=mixed,errors=remount-ro)
      none on /proc type proc (rw,relatime)
      devtmpfs on /dev type devtmpfs (rw,nosuid,size=8049904k,nr_inodes=2012476,mode=755)
      tmpfs on /run/udev type tmpfs (rw,nosuid,nodev,mode=755)
      sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
      efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)


      Grub2 is build with lvm. GRUB_PRELOAD_MODULES=lvm enabled. grub-mkconfig:



      grub-mkconfig -o /boot/grub/grub.cfg
      Generating grub configuration file ...
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
      Found linux image: /boot/kernel-genkernel-x86_64-4.19.27-gentoo-r1
      Found initrd image: /boot/initramfs-genkernel-x86_64-4.19.27-gentoo-r1
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
      Found Windows Boot Manager on /dev/nvme0n1p2@/EFI/Microsoft/Boot/bootmgfw.efi
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
       WARNING: Failed to connect to lvmetad. Falling back to device scanning.
      Found Fedora 29 (Workstation Edition) on /dev/mapper/fedora-root
      done


      grub-install:



      grub-install --efi-directory=/boot/efi
      Installing for x86_64-efi platform.
      Installation finished. No error reported.


      efibootmgr (Fedora on external hdd):



      $ efibootmgr -v
      BootCurrent: 0002
      Timeout: 0 seconds
      BootOrder: 0001,0002,0000
      Boot0000* Windows Boot Manager HD(2,GPT,e39ddb73-570c-4b83-82ae-65b2e384dc30,0xfa000,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=..9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5....C................
      Boot0001* gentoo HD(2,GPT,e39ddb73-570c-4b83-82ae-65b2e384dc30,0xfa000,0x32000)/File(EFIgentoogrubx64.efi)
      Boot0002* Fedora HD(1,GPT,c1444ccc-955d-4e0e-a3a8-05a3c8f0c900,0x800,0x64000)/File(EFIfedorashimx64.efi)


      Don't know what to do next to fix the issue.






      linux gentoo grub2 uefi




      linux gentoo grub2 uefi






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Apr 29 at 1:44







      dimorphus

















      asked Apr 28 at 20:06









      dimorphusdimorphus

      12




      12




      closed as off-topic by joeqwerty, Sven♦ Apr 28 at 20:45


      This question appears to be off-topic. The users who voted to close gave this specific reason:


      • "Questions on Server Fault must be about managing information technology systems in a business environment. Home and end-user computing questions may be asked on Super User, and questions about development, testing and development tools may be asked on Stack Overflow." – joeqwerty, Sven
      If this question can be reworded to fit the rules in the help center, please edit the question.







      closed as off-topic by joeqwerty, Sven♦ Apr 28 at 20:45


      This question appears to be off-topic. The users who voted to close gave this specific reason:


      • "Questions on Server Fault must be about managing information technology systems in a business environment. Home and end-user computing questions may be asked on Super User, and questions about development, testing and development tools may be asked on Stack Overflow." – joeqwerty, Sven
      If this question can be reworded to fit the rules in the help center, please edit the question.




















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