Security and Permissions
Methods for protecting systems from unauthorized access, such as SELinux and AppArmor.
Updates and Patches
Ways to maintain system security and functionality.
Process Management
Ways to control program execution, such as CPU scheduling, memory management, and process priority.
Kernel
The core part of the OS, responsible for allocating system resources and scheduling tasks.
Software Package Management
Ways to install and update programs, such as APT, YUM, and dnf.
Shell
An interface for users to interact with the kernel, such as Bash and Zsh.
File System
Storage space that can be mounted to a file gateway. A single gateway can mount up to 4 file systems, and each file system has a maximum size of 1 PB.
System Service
Programs that run in the background, such as SSH, Samba, and Apache.
Virtualization
Abstract physical resources into logical resources, such as KVM and Docker.
Users and Groups
Ways to manage access permissions for files and programs.