Unified Extensible Firmware Interface (UEFI) is a specification that defines a software interface between an operating system and platform firmware (BIOS)
Questions tagged [uefi]
147 questions
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freeze on "Loading initial ramdisk" debian 9
I have a functional debian 9 (kernel 4.9.0-19-amd64) on an old pc, I made an image of this debian with clonezilla and I put it on a newer pc...
I know it's bad ^^
My concern is that when I boot directly on my debian I freeze on this message "Loading…
ArnOCP
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32-bit Linux UEFI network booting
I am trying to boot temporary Linux via UEFI network boot, and I need it 32-bit x86. Only 32-bit live distribution I know is RescueCD which seem to have no EFI stub in kernel to boot. I was trying to boot it via iPXE efi loader, which I am used to…
kab00m
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Do nvidia drivers need reinstalling after changing memory slots on Linux (UEFI)?
I've changed the memory slots (took out a set of 3x32Gb and put a fresh set of 3x32Gb of ECC type) on a Linux computer with Ubuntu 22.04 and upon reboot, the nvidia-smi command complained that the drivers weren't up to date or properly installed or…
719016
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PXE boot failing on RHEL install; PXE-E79
i'm trying to install RHEL 9.0 on a gigabyte motherboard, Product Name: H170M-D3H-CF. My dhcp setup has worked in the past, so I don't think the dhcp is the issue. I know that something is going between the dhcp server (also the kickstart server)…
user3303210
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OpenSUSE transactional server boot partition and efi
I have following problem with OpenSUSE transactional server. By mistake it was configured with /boot being ext4 partition on a dedicated drive, which also contains /boot/efi. I have noticed that /boot is also created on root btrfs / partition and…
mip
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How to make grub for fully portable linux on usb thumbdrive without writing entry to systems EFI?
I've installed Debian Bullseye on a usb thumbdrive. When I plug the thumbdrive notebook bootet from it, because there was an entry in UEFI "debian".
After removing it with sudo efibootmgr -b -B thumbdrive didn't boot anymore…
Hannes
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How to partition disks in Debian 10 installer for RAID5 on UEFI machine?
Installing Debian 10. I have 3 disks I want to use as RAID5 on a UEFI machine.
I have tried several configurations that either led to failure to install grub or failure to boot (stuck in grub-rescue and not able to find /boot).
Did anyone managed to…
Laurent CAPRANI
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Why does this EFI-based Linux host keep booting to the second drive?
I have several servers with the same basic setup: primary drive with VFAT /boot/efi, XFS /boot, and XFS / on LVM; and secondary drive with exactly the same thing, each partition rsynced nightly.
I also have a script that makes sure (theoretically)…
rlpowell
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How to run xen hypervisor on a computer that only supports UEFI?
I have tried updating the bios, disabling hyperthreading, adding xen.efi to its proper location within Ubuntu, building xen from source, etc. Yet I cannot get past the following error
a Xen panic stating "IO-APIC + timer doesn't work!"
Does anyone…
sololuvr
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Why does grub's os-prober add entries with `linux` instead of `linuxefi`
On my system, I have two copies of CentOS 7 installed, and one copy of Windows 10 Pro. Every system is bootable and works correctly, and is fully up to date (kernels, packages, the works).
When I run grub2-mkconfig in either copy of CentOS (one host…
Grismar
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Issues with Ubuntu not booting on HPE Proliant ML30 Gen9
One of the server machines we use for database backup procedures is having issues and I ran out of ideas. At some point, it froze completely, and so it was forcefully rebooted. After that, the machine couldn't boot into the OS anymore.
The machine…
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Ubuntu install with pxe boot (UEFI)
Do I need to create a special configuration to install an ubuntu server with uefi over network pxe boot? I have on my boot server the default pxelinux.0 file. After installation of a new hardware i have checked the filesystem /sys/firmware/efi/vars/…
live2
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HPE Proliant Gen10 Stack Fault Exception during PXE boot with UEFI
I am trying to pxe boot a HPE Proliant Gen10 using UEFI BIOS with RHEL (have tried both 7 and 8) and am getting a stack fault exception after the server receives the first boot file (shimx64.efi):
HPE ProLiant System BIOS U32 v2.42 (01/23/2021)
(C)…
Mike
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My physical server boot freezes at UEFI: MEM INIT after installing OS
Model: LENOVO ThinkSystem SR250
Was able to boot into Provisioning Manager, set up RAID.
After installing Windows Server 2019, it reboots, then stuck at Power On Self Test - UEFI: MEM INIT\
Planned to upgrade UEFI firmware to the latest, but now I…
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How to use HTTP Boot for VMWare VM UEFI client
I have a VMWare VM (ESXi 6.5, VM version 13) that I want to image over the network. For the past several years we have been using (with much success) a TFTP server containing a PXE image. Now I want to move to using UEFI and have the UEFI client get…
user35042
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