Chapter 18
Essential Troubleshooting Skills
The following topics are covered in this chapter:
The following RHCSA exam objectives are covered in this chapter:
Boot systems into different targets manually
Interrupt the boot process in order to gain access to a system
In Chapter 17, “Managing and Understanding the Boot Procedure,” you learned how a RHEL 9 server boots and which role the boot loader GRUB 2 and Systemd play in that process. In this chapter, you learn what you can do when common problems occur while booting your server. This chapter teaches general approaches that help to fix some of the most common problems that may ...
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