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chkconfig Command - System Service Management (SysVinit)

The chkconfig command is used to manage and query runlevel information for system services under SysVinit. It can enable or disable services to start at boot time on many RPM-based Linux distributions.

Syntax

chkconfig [--list] [service] chkconfig [service] [on|off|reset|resetpriorities]

Examples

chkconfig --list

List all services and their runlevel settings.

chkconfig httpd on

Enable the httpd service to start at boot.

chkconfig httpd off

Disable the httpd service from starting at boot.

Notes

Primarily used on older (SysVinit-based) systems; modern systems use systemctl instead.
Requires root privileges for most operations.
Not available on all distributions by default.

Related Linux Commands:

systemctl - Control the systemd system and service manager