System Administration Guides and Best Practices
Learn system administration with practical guides on user management, services, monitoring, and Linux server management.
The System Administration section focuses on managing and maintaining Linux systems efficiently.
These tutorials cover essential administrative tasks required for servers and production environments.
You can also explore Linux and Networking for deeper insights.
Topics covered
- User and group management
- Service and process management
- System monitoring
- Troubleshooting
Ideal for
- System administrators
- DevOps engineers
105 articles
Capture ssh & sshd strace logs [Step-by-Step]
Step by Step instructions to capture SSH and SSHD strace logs with DEBUG and VERBOSE. Add timestamps to SSH and SSHD debug and strace logs
Add timestamp to SSH verbose logs [STDOUT & Log File]
Execute SSH and add timestamp to SSH verbose logs. Store the verbose logs into a log file and add timestamp prefix to each entry of log file with while loop
Add timestamp to SSHD DEBUG logs [100% Working]
Add timestamp to SSHD DEBUG logs using while loop. Prepend timestamp to STDOUT and log file for DEBUG logs
Configure OpenLDAP Master Slave replication Rocky Linux 8
Step by step instructions to configure openldap master slave replication using Rocky Linux 8. test the master slave replication.
Secure OpenLDAP with TLS, MTLS, STARTTLS in Rocky Linux
Step by Step instructions to configure OpenLDAP over SSL/TLS using self signed certificates or Third party Root CA signed certificates using OpenSSL in Rocy …
Create systemd service in Linux [Explained with Example]
Step by Step instructions to create systemd service in Linux. Detailed explanation of all the field in systemd service unit file
SOLVED: Run SSHD as non-root user (without sudo) in Linux
In this tutorial I will share the step by step instructions to run SSHD as non- root user in Linux platform. The same steps can be used for non privileged …
Install and Configure OpenLDAP on Rocky Linux 9 (cn=config Guide)
Step-by-step guide to install and configure OpenLDAP on Rocky Linux 9 using the cn=config backend and ldapmodify. Includes schema loading and user/group …
How to Clear System Storage on Mac Using Terminal (Advanced Guide)
Learn how to clear system storage on Mac using terminal commands. This advanced guide covers disk usage analysis, cache cleanup, log removal, and …
Join Linux to Windows domain using adcli (RHEL/CentOS 7/8)
The adcli will be using System Security Services Daemon (SSSD) to connect a CentOS/RHEL 7/8 system to Microsoft Active Directory Windows Domain
Integrate Samba with Active Directory (Linux & Windows)
To integrate Samba share with Active Directory we can use winbind to join Linux client with domain controller and use smbclient to access the windows share
4 ways to SSH & SCP via proxy (jump) server in Linux
You can use either ProxyCommand or ProxyJump with ssh and scp respectively to connect target host or transfer files through any jump host with examples.
4 useful methods to automate ssh login with password in Linux
How to automate SSH login with password? How to pass password to scp command used in bash script ? How to perform SSH login with password instead of using …
How to access VirtualBox shared folder at startup with systemd in Linux
How to mount Oracle VirtualBox shared folder using systemd unit file at system startup? How to execute a script during reboot on the shared folder from Vbox …
How to start systemd service after NFS mount in Linux
How to execute a script after a network file system is mounted? How to start a systemd service only after NFS share is mounted and available in Linux