RHCSA9

Preparing for RHCSA exam on RHEL9

Topics

• Users and groups
• sshd
• Configuring network
• Firewall
• Time
• Partitioning
• Managing swap
• Logging: rsyslog and journald
• Mounting remote filesystems
• Systemd and systemctl
• Containers
• Basic kernel management
• Software management with DNF
• VDO on LVM
• SELinux

Topics to work on yet

• Managing local filesystems
• Stratis
• LVM
• System tuning
• GRUB & troubleshooting grub
• Software management with RPM

Missing topics

• Scheduling jobs: at, cron and anacron