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docs:man:installing_pld_linux_based_on_rescue_cd [2019-01-21 19:47]
arekm [Prepare to install kernel]
docs:man:installing_pld_linux_based_on_rescue_cd [2019-01-21 19:52]
arekm [Kernel installation]
Line 142: Line 142:
  
  
-<​file>#​ poldek --root /pld -i kernel +<​file>#​ poldek --root /pld -i kernel</​file>​
-</​file>​+
  
 +or
  
 +<​file>#​poldek --root /pld -i kernel-some-specific-version</​file>​
 +
 +You can also install multiple different kernels.
 +
 +By default kernel installation also generates initrd based on mounted /proc, /sys, /dev files and configured fstab, modprobe.conf and few others configuration files. generated initrd (which by default is initramfs cpio image) is saved in /boot.
 +
 +If something fails or you want to regenerate initrd manually you can do it using:
 +
 +<​file>/​sbin/​geninitrd -v -f /​boot/​initd-XXX-Y.gz XXX-Y</​file>​
 +
 +command. Real example:
 +
 +<​file>/​sbin/​geninitrd -v -f /​boot/​initd-4.20.3-1.gz 4.20.3-1</​file>​
 +
 +//-v// option causes geninitrd to write additional information,​ so you can see if proper kernel modules are being installed into initrd.
 +
 +
 +If booting with new initrd fails you can use **debuginitrd** and **debuginitrd=sh** boot kernel cmdline options to debug the problem.
 ===== Bootloader ===== ===== Bootloader =====
  
docs/man/installing_pld_linux_based_on_rescue_cd.txt · Last modified: 2019-01-21 20:21 by arekm