Differences

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--- kb_linux [2020/05/19 03:48] – [Shell scripting] atl
+++ kb_linux [2023/08/24 03:09] (current) – atl
@@ Line 1: / Line 1: @@
 ====== Boot ======
+===== Interrupt Boot process and change the //root// password =====
+  - **Edit** the kernel boot parameters by pressing **e**
+  - **Go to** the end of the 3linux3 line by pressing **Ctrl+e**, removing //ro crash// and add //rd.break enforcing=0//
+  - **Start** the system by pressing **Ctrl+x**
+  - **Remount** the root of the system:\\  mount -o remount,rw /sysroot
+  - **Switch** to /sysroot:\\  chroot /sysroot
+  - **Reset** the root password
+  - **Enable** SELinux relabeling:\\  touch /.autorelabel
+  - **Exit** the shell
 ===== Grub =====
@@ Line 19: / Line 30: @@
 cf.[[http://thread.gmane.org/gmane.linux.redhat.rhn.satellite.user/216|http://thread.gmane.org/gmane.linux.redhat.rhn.satellite.user/216]]
+==== Failed to download metadata for repo ‘AppStream’ [CentOS] ===
+cf.
+[[https://techglimpse.com/failed-metadata-repo-appstream-centos-8/|Failed to download metadata for repo ‘AppStream’ [CentOS]]]
 ====== Shell scripting ======