Questions tagged [pxe]
The pxe tag has no usage guidance.
174
questions
4
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PXE boot has OS image size 1GB limitation?
In my experience, if the OS image size is too big, the PXE boot will fail.
I am not sure which size is the limitation.
ref:
https://www.syslinux.org/archives/2002-March/000249.html
Does iPXE fix the ...
- 789
1
vote
1
answer
122
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Booting GRUB from the network: can't find grub.cfg?
I am working on the following setup:
A DHCP server on a Debian 11 server, vogon (192.168.50.9)
A TFTP server on a Debian 12 server zorn (192.168.50.111)
A client, currently in a VirtualBox VM
The ...
- 591
0
votes
0
answers
55
views
PXE boot: "mount: mounting /dev on /root/dev failed: invalid cross-device link"
I am trying to set up a cluster of net-booted systems, and after initially succeeding, I've run into a strange problem, that I can't relate to what I have been doing recently.
I have been following ...
- 591
0
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0
answers
19
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PXE-E77 Bad or Missing Discovery Server list
I am trying to use kickstart file to automate the installation of the CentOS7 server in my home lab. I have configured HTTP, Xinetd, and dnsmasq but I am still get the PXE-E77 error. I am using ...
0
votes
1
answer
436
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PXE: file not found - but why?
I am trying to set up PXE boot for Ubuntu 22.04 Server, following these instructions. This is my /srv/tftp:
root@vogon:~# ll /srv/tftp
total 1444
drwxr-xr-x 3 root root 4096 Jul 15 2022 boot/
...
- 591
0
votes
1
answer
66
views
how to debug losing nfsroot connection on Centos 7 ? (observing "task blocked for more than 120 seconds")
I am experiencing diskless clients losing connection to their nfsroot server within 24 hours of booting. Initially I thought it was hardware related as i simultaneously upgraded 16 blades from Centos6 ...
0
votes
0
answers
31
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I have PXE-M0F error after installing Linux Lite 6.2
I deleted windows and installed Linux Lite 6.2
I'm stuck in the page saying that no bootable device -- insert boot device and press any key
Note: I can't find the secure boot option probably because ...
- 11
0
votes
1
answer
305
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PXE boot problem using netboot.xyz "mounting tmpfs on /cdrom failed: Invalid argument"
I've set up my pfsense server with tftp to support PXE booting. I've configured it to boot the latest (as of posting) version of netboot.xyz. This works to a point, but I've tried loading a few Linux ...
- 134
0
votes
0
answers
327
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overlay fs error when pxe booting k3s worker filesystem on ... not supported as upperdir
i have been trying to get a k3s cluster working with pxe boot following a networkchuck tutorial (https://www.youtube.com/watch?v=X9fSMGkjtug) but the tutorial doesn't use pxe booting but i got that ...
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0
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1
answer
1k
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PXE and GRUB - how to troubleshoot?
I'm working on setting up netboot, and got it working with one motherboard, but it doesn't quite seem to work with another; and I don't see enough output to figure out why.
So, the setup on the 'PXE ...
- 591
0
votes
1
answer
318
views
Create ISO image from PXE image
I have custom vmlinuz and initrd files that compose a PXE image I use. Is there any way of building an ISO equivalent image given this initram image?
I cannot seem anything obvious from genisoimage or ...
- 297
0
votes
2
answers
7k
views
“systemctl start dhcpd.service” command not working for PXE server setup virtual
I am trying to setup a PXE server on my laptop on CentOS 7 to connect to a physical test client, following the tutorial on:
https://www.linuxtechi.com/configure-pxe-installation-server-centos-7/#...
1
vote
0
answers
1k
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How do i configure my PXE boot server to boot Windows PE?
I would like some advice. I run a PXE server to install multiple versions of Linux without a hitch. The way the PXE server is setup is as follows:
boot client PC from network
client PC downloads ...
1
vote
0
answers
1k
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How do I force reset (from the host) a VM started with qemu-system-x86_64?
I have a Windows VM that is stuck on the blue reset screen. Usually in this situation I just kill the process for the VM, but obviously that isn't ideal.
It seems that they way to do this is through ...
- 779
0
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1
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837
views
Boot customized Ubuntu image over PXE via Serva encounter Kernel panic
Background
I made an Ubuntu 20.04 "customized" img via dd command from a USB disk drive.
I use Serva as PXE server following Serva tutorial.
The official Ubuntu 20.04.4 ISO PXE boots ...
- 35
3
votes
0
answers
819
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ubuntu-server PXE cloud-init autoinstall not automatic
I'm trying to automatically install ubuntu-server 21.10 via PXE.
Since the text-based installation does work, I omit some details about the whole PXE setup.
This is the relevant part of /srv/tftp/...
- 141
0
votes
1
answer
223
views
How to setup internet connection sharing on second subnet
I have a problem with the usage of a pxe server and internet sharing to work together.
In first place, I had only one network adapter and used DNSMASQ, every time I had to install a computer's OS. I ...
user330163
1
vote
1
answer
180
views
Unable to PXE install with DVD Repo in Preseed
I have set up an nginx instance where it hosts the entirety of the DVD debian 11 iso file. This because I want to use it as a repo. It's unsigned, but the Release file and packages are there as it ...
- 11
0
votes
1
answer
164
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Custom PXE install / How do installers work?
I have set up a PXE server for my network, from where I serve the default Ubuntu ISO image. Running the installation leads the user through the (graphical) Ubuntu installer. I'd like to modify this ...
- 141
0
votes
3
answers
406
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Is path to disk (/dev/mydisk) different from SATA, SSD, NVME or RAID?
I partially know the answer to this question; I "know" SATA-disks uses the path /dev/sdaX while the nvme uses /dev/nvmeX. Is the path to the disk different when RAID is enabled through BIOS?
...
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0
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1
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2k
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PXE Boot Kickstart - how to include installation tree
I am trying to PXE boot a Rocky Linux (same as RHEL 8) installation. Unlike Fedora, there are no mirrors so url and repo options like this don't work:
url --mirrorlist=http://mirrors.fedoraproject.org/...
- 299
1
vote
1
answer
2k
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Debugging PXE boot issues
I am trying to set up a PXE boot server and the client boot is failing and dropping into the UEFI interactive shell.
The system is Rocky Linux (RHEL8).
I have copied the grub2 and shimx64.efi files ...
- 299
0
votes
1
answer
262
views
PXE Server Build
So what if I already have a DHCP server and a DNS Server, How do I build it with out those components? Would DHCP and DNS Conflict with what I already have?
0
votes
1
answer
651
views
VirtualBox VM PXE boot install fails with err:3c092003
I am using VirtualBox and have two VMs
VM A:
NAT networking adapter
Host-only networking adapter
Internal Network adapter (network is called "test")
and VM B:
Internal Network adapter (...
- 123
0
votes
2
answers
1k
views
What's the relationship between vmlinuz and ISO image (netboot)?
Why can't I use vmlinuz and initrd from the newest release of kernel 5.11 while the default netboot image used in PXE is 5.4?
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votes
1
answer
6k
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Why is network autoconfiguration not working any longer in Debian 11?
I used to deploy Debian 10 through PXE, and it worked.
Now that Debian 11 is released, I decided to do the same with it, but the installation fails as soon as it tries to configure the network:
...
- 1,208
0
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1
answer
1k
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How to supply nfsroot path via DHCP when network booting
I'm trying to network boot some Linux machines, so they mount their root filesystem over NFS. I would like to supply the path to the NFS mount via DHCP, so that all the machines can share the same ...
- 6,554
1
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1
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194
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Help with dnsmasq pxeproxy while using orbi RBR20 mesh router as DHCP server
I've read a small number of blogs with admins leveraging DNSProxy to respond to DHCP clients with additional options (such as PXE) without having to do any configuration on the primary DHCP server.
On ...
- 11
0
votes
1
answer
1k
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How to configure anaconda kickstart EFI boot
Im trying to install my host via anaconda kickstart and im unable to get efi boot working. This is my kickstart file (Disk partitioning part):
zerombr
bootloader --location=mbr --append="net....
- 123
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votes
0
answers
191
views
pxe boot pass variable to submenu
I'm using RHEL 8 and I currently have the ability to install a single image the LAN. I'm trying to expand our options such that we can select from several images. I'd like to have a top level menu ...
1
vote
1
answer
2k
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Setting up a PXE install using a Linux distro ISO
On my home LAN, I have
A router/switch which is also a DHCP server
A desktop
A (really really old) laptop, which won't even boot from USB
I want to use PXE to install a (32-bit) Linux distro on that ...
- 8,852
0
votes
1
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789
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How To Create a Diskless PXE image in linux
The title is the intro: I realy need some linux experts on this one, this is not an obvious one or at least to me its not. I have a pretty good idea of how to do this and have done so before but this ...
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1
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2k
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iPXE: Unregistered SAN device 0x80
I'm trying iPXE. From the sanboot examples you should be able to boot from an ISO from an HTTP target.
sanboot http://boot.ipxe.org/freedos/fdfullcd.iso
But that doesn't work for me, any suggestions?
...
- 19
2
votes
2
answers
1k
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Custom signed Centos 7 PXE Secureboot with Shim and grub: invalid kernel signature
As the title suggests, I'm trying to set up a system that uses PXE boot to boot into CentOS7 with custom signing keys. This process is adapted from several guides but the gist of it is that I use grub ...
- 21
0
votes
1
answer
11k
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PXE boot error: PXE-E18: Server response timeout
I'm trying to make a thinclient boot from network.
I followed this tuturial.
On my Windows laptop I have 2 ethernet ports.
USB-C docking ethernet port (for accessing internet)
Original ethernet port (...
- 19
2
votes
4
answers
8k
views
"Unable to find a live file system on the network" PXE boot Ubuntu from CentOS
I image bare metal servers to CentOS 7 and 8 all of the the time via network DHCP/TFTP using UEFI options, from a CentOS 7 PXE server. I'm looking to also build Ubuntu 20.04 servers.
I've followed the ...
- 419
1
vote
1
answer
498
views
grub-probe: error: failed to get canonical path of 10.0.0.1:/export/host1
I boot a diskless debian linux (ubuntu 20.04) via pxe and nfs. All works fine and I can boot my host. When I run an apt upgrde I get an error message
/usr/sbin/grub-probe: error: failed to get ...
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1
vote
1
answer
309
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Is there a difference between Kernel parameters and the bootloader parameters?
I often see editing of grub2 parameters to change kernel parameters (i.e. loglevel, quiet, intremap, etc...), but I think there are also grub2 parameters and I'm lost to what they actually are.
...
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1
vote
1
answer
430
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Dracut skips over new custom dracut module during initramfs build
Ok so I have a system running a RHEL 6 server and due to hardware restraints RHEL 6 is the newest I can use. Second I am trying to create a live network bootable initramfs for a pxe operation. In ...
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1
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0
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80
views
How to PXE boot of Raspberry PI along with other computers?
I have a LAN with PXE boot configured. Any PC computer if configured, presents me with PXE DHCP information, then netboots and presents me with pxelinux menu.
If I remove SD card from my Raspberry PI ...
- 3,191
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1
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1k
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linuxefi causes "you need to load kernel first"
I am aware of the multiple questions regarding this matter but this one seems to be different. This is the Grub configuration our PXE boot server provides:
net_ls_addr
sleep -i 5
set retcode=$?
clear
...
- 297
1
vote
0
answers
78
views
Diskless root filesystem starts to break when copied to a new location
I am pxe booting using nfs to get a diskless cluster. When doing testing I wanted to make a copy of the directory used by the nodes to mount the linux root filesystem. But after copying the file over ...
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1
vote
1
answer
482
views
Not able to understand the way the debconf variables are initialized in the preseed configuration
Recently I inherited a lab but unfortunately the person who had setup has left the organization. I am finding trouble in understanding the pxe installation flow at the point where the debconf ...
- 155
1
vote
2
answers
4k
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CentOS8 pxeboot Error setting up software source
I have install PXE server last month using CentOS8-1-1911 release and it works great, i am able to PXE all my workstation but today when i update CentOS8-2-2004 with latest version and keep all ...
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votes
1
answer
444
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PXE + SystemRescueCD + AutoRun not working
I'm trying to boot SystemRescueCD via PXE (which is working fine) but it somehow does not run my autorun script. Any idea why? This is what I use as pxelinux.cfg/default:
DEFAULT sysresccd
LABEL ...
0
votes
1
answer
715
views
docker PXE server failed, cannot initialize iptables; needs root, even though already root
I'm trying to setup a PXE boot server on the control node of a multi node mini cluster, then having each node connect to a docker swarm.
Following the instructions on this site (https://jpetazzo....
- 1
1
vote
0
answers
67
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Easily customizable, PXE bootable, ram only Linux Distro?
I'm writing a daemon that I'll need to roll into an ISO which can be bootable via PXE by multiple machines simultaneously. This is so I can easily scale a computing operation / expand a pool with zero ...
- 163
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votes
0
answers
110
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Linux Multiboot with custom grub.conf, unable to boot to OS created on partitions
I have a disk partition as below for multiboot, with custom grub and used GRUB version 0.97(rhel6.10) for grub embeded to boot for correct OS. when i install OS at grub menu i am observing file ...
- 21
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votes
1
answer
229
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Programmatically control PXELINUX boot choice from server
I want to provision some devices over netboot. Currently, I am using ISC DHCP to send out the appropriate PXELINUX version (UEFI/BIOS), and then I have a PXELINUX menu where I can choose e.g. the ...
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votes
1
answer
1k
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Failure to PXE boot SystemRescueCD 6.3
I have successfully installed PXE Server and managed to boot and install CentOS OS from it. However, when i tried to configure to boot SystemRescueCD i constantly get stuck at:
:: Mounting '/dev/disk/...
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