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Troubleshooting

Troubleshooting for Gentoo Clients

Boot into the IPXE menu

If you can login to the computer

  1. Launch a terminal window and become root
  2. Use cd to enter to the computers root directory
  3. ./reboot_to_ipxe.sh will automatically reboot the computer

Otherwise boot computer from LIVE USB

  1. Check your computer’s manual to open boot menu
  2. Select the USB from the computers boot menu

If successful, you will be greated with the following screenIPXE Boot Menu

Run MEM Test

  1. Boot into IPXE
  2. Select “Run MemTest”

Chrooting into the root drive (for recovery)

  1. Boot into IPXE
  2. Select Gentoo Installer (Blender Institute Customized)
  3. Wait for Gentoo Installer to boot Gentoo Installer
  4. Use CTR+C to cancel Installer Cancel Installer
  5. Run  ./manual_chroot.sh
  6. Select number corrisponding to the Drive labeled rootfsAlt text

Recovery/Inspection of Linux Kernel

  1. Follow steps in Chrooting into the root drive

  2. Ensure the mount the boot drive is mounted mount /boot

  3. Go into the kernel source dir cd /usr/src/linux

  4. Use make menuconfig to enter linux kernel configuration

  5. Now you can review/change the kernel configuration options! For example you can inspect the NVME Drive configuration and compare it to the configuration found in the Gentoo documentation https://wiki.gentoo.org/wiki/NVMe#KernelAlt text

  6. On exit, if your kernel config is not saved you will be prompted to saveOn Exit

  7. Configuration successfully saved Config Saved!

  8. Build New Kernel: make -j8 && make modules_install && make install Build New Kernel