tailIT technician command center
Linux · Linux and Bash

tail

Follow new lines appended to a log.

Copy-ready commandtail
tail -f /var/log/syslog

Requirements and permissions

Requirements
Linux with the referenced utility installed
Permissions
Use sudo or root only when required
Last reviewed
2026-07-31

Examples

Basic example

Follow new lines appended to a log.

tail -f /var/log/syslog

Common errors

Command not found

Confirm Linux with the referenced utility installed is installed and available in your current shell.