System Information

vmstat Linux Command

Reports virtual memory statistics including CPU, memory, and I/O.

What does vmstat do?

Reports virtual memory statistics including CPU, memory, and I/O.

vmstat [options] [interval]

vmstat 2 5

Displays the amount of free and used system memory (RAM and swap).

Prints the kernel ring buffer messages (boot-time and hardware diagnostics).

Lists all USB devices connected to the system.

Lists all currently loaded kernel modules.

Lists all PCI devices connected to the system (graphics cards, network adapters).

Displays detailed information about a specific kernel module.