runsvdir:tldr:13775

The command "runsvdir -P ${path-to-services}" is used to start and manage services on a Unix-like system using the "runit" supervision suite.

Here's an explanation of the command and its components:

1. "runsvdir" is a program provided by runit that acts as a supervisor for running services. It scans a directory for service directories and starts the services defined within them.

2. "-P" is an option that tells runsvdir to pause and not start any new services if it receives a "HUP" signal from its parent process. This is useful in situations where you want to prevent new services from being started or stopped while you perform specific maintenance tasks.

3. "${path-to-services}" is a placeholder for the actual path to the directory containing the service directories. This is the location where runsvdir will look for services to start. Replace it with the actual path to the services directory in your system.

To use the command, you need to replace "${path-to-services}" with the relevant directory path on your system. For example, if your services are stored in the "/etc/service" directory, the command will look like:

"runsvdir -P /etc/service"

Once executed, runsvdir will scan the specified directory for service directories, typically consisting of a run script and a log directory. It will then start and manage the services defined within those directories, ensuring they stay running and restarting them if they crash or are manually stopped.

Note: The exact behavior and usage of runsvdir may vary depending on the specific configuration and setup of your system. It is advisable to refer to the official documentation or relevant resources for more detailed information.