Slackware as a Linux rescue environment: Difference between revisions

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*Download from one of the Slackware mirrors the kernel and initrd image, which Slackware uses for the installation:
* Download the kernel and initrd image, which Slackware uses for the installation:
:http://mirrors.slackware.com/slackware/slackware64-14.1/kernels/huge.s/bzImage
:https://slackware.osuosl.org/slackware64-current/kernels/generic.s/bzImage
:http://mirrors.slackware.com/slackware/slackware64-14.1/isolinux/initrd.img
:https://slackware.osuosl.org/slackware64-current/isolinux/initrd.img
*Unpack initrd image (as root):
* Install a Linux distribution that uses grub as boot loader on the remote server
<pre># mkdir dir
* Put <code>bzImage</code> and <code>initrd.img</code> to /boot/rescue/ directory on the remote server
# cd dir
*Overwrite the content of the file <code>/boot/grub/grub.cfg</code> with the following, mutatis mutandis:
# zcat ../initrd.img | cpio -di</pre>
<pre>set default=0
*[[Chroot]] to dir and set a root password; exit chroot
set timeout=5
*Add to the file <code>dir/etc/hosts</code> the ip address of a Slackware mirror that will be used for installation
 
*Pack the modified initrd image: <code>cd dir; find . | cpio -o -H newc | gzip -9fv > ../initrd.img</code>
search --set=root --no-floppy --label ROOT
*Install a Linux distribution (e.g., Debian) on the remote server
 
*Put <code>bzImage</code> and <code>initrd.img</code> to /boot/slack/ directory on the remote server
menuentry "Rescue (Installation Media)" {
*/boot/grub/grub.cfg
  linux  /boot/rescue/bzImage load_ramdisk=1 prompt_ramdisk=0 rw \
    printk.time=0 SLACK_KERNEL=generic.s instrootpw=your_root_password \
    kbd=us nic=auto:eth0:static:198.51.100.85:26:198.51.100.65
  initrd /boot/rescue/initrd.img
}
</pre>
where the network configuration is <code>[ip-address]''':'''[netmask]''':'''[gateway]</code>.
* Reboot
* <code>$ ssh root@198.51.100.85</code>
* <code>source /etc/profile</code>
 
[[Category: Linux]]
[[Category: Hardware]]

Latest revision as of 18:40, 21 December 2025

  • Download the kernel and initrd image, which Slackware uses for the installation:
https://slackware.osuosl.org/slackware64-current/kernels/generic.s/bzImage
https://slackware.osuosl.org/slackware64-current/isolinux/initrd.img
  • Install a Linux distribution that uses grub as boot loader on the remote server
  • Put bzImage and initrd.img to /boot/rescue/ directory on the remote server
  • Overwrite the content of the file /boot/grub/grub.cfg with the following, mutatis mutandis:
set default=0
set timeout=5

search --set=root --no-floppy --label ROOT

menuentry "Rescue (Installation Media)" {
  linux  /boot/rescue/bzImage load_ramdisk=1 prompt_ramdisk=0 rw \
    printk.time=0 SLACK_KERNEL=generic.s instrootpw=your_root_password \
    kbd=us nic=auto:eth0:static:198.51.100.85:26:198.51.100.65
  initrd /boot/rescue/initrd.img
}

where the network configuration is [ip-address]:[netmask]:[gateway].

  • Reboot
  • $ ssh root@198.51.100.85
  • source /etc/profile
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