What is a Process Manager? (aka supervisor)


process manager are applications that starts and manage processes.

They are mostly used as VM entrypoint to start multiple processes.

init systems are process manager.


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How to start multiple processes in Docker?

To run multiple services in a single container there are multiple ways with a basic script via a process manager With a script: you start any number of programs in the background, and you...
What is Supervisord?

supervisord is a process manager that: have a lot of configuration is based on python The supervisor.conf configuration file Usage (Used in a docker entrypoint)
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What is a ProcFile?

A Procfile is a text file that maps: command to a name The command are executed by a manager used in the entrypoint A Procfile with two commands: Docker and the overmind...
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What is the ENTRYPOINT docker instruction?

ENTRYPOINT is a docker instruction that defines the default docker entrypoint It has two different behavior that depends on the assignment format. ENTRYPOINT has the following forms: Command line...
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What is the Entrypoint (Main) in Docker?

This page is the main entry in Docker. The entry point script is the command (or script) called when creating a container from an image with the docker run command When the entry point program exits,...

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