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--- how_to_delete_old_unused_kernels [2022/06/12 09:28] – created dino
+++ how_to_delete_old_unused_kernels [2024/03/12 21:23] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
 To find out the current version of Linux kernel running on your system, use the following command.
-<code>$ uname -sr</code>
+<code>$ uname -sr
 Linux 4.12.0-041200-generic
+</code>
 To list all installed kernels on your system, issue this command.
-<code>$ dpkg -l | grep linux-image | awk '{print$2}'</code>
+<code>$ dpkg -l | grep linux-image | awk '{print$2}'
 linux-image-4.12.0-041200-generic
@@ Line 13: / Line 14: @@
 linux-image-extra-4.8.0-22-generic
 linux-image-generic
+</code>
+Run the commands below to remove a particular linux-image along with its configuration files, then update grub2 configuration, and lastly reboot the system.
+<code>$ sudo apt remove --purge linux-image-4.4.0-21-generic
+$ sudo update-grub2
+$ sudo reboot</code>
+And that's it.