A curated reference of essential Linux commands for file management, text processing, system monitoring, and user administration — every sysadmin needs these.
The Linux file system follows a unified hierarchical tree starting at root (/). Learn about key directories, paths, and permissions every sysadmin must know.
Microsoft Defender for Cloud protects Azure resources with posture management and threat detection. Learn Secure Score, JIT access, security alerts, and compliance dashboards.
NFS and Samba setup guide for Linux: configure file sharing between Linux servers and Windows clients with real examples, fstab mounts, and firewall rules.
Linux performance monitoring guide: top, htop, vmstat, iostat, free, and sar explained. Learn to identify CPU, memory, and I/O bottlenecks on Linux servers.
Essential Group Policy settings for Windows workstations: password policy, account lockout, Windows Update management, AppLocker, drive mapping, and troubleshooting GP application.
