Web and technology
FPM
Abbreviation for FastCGI Process Manager
In short and in plain language
FPM is a part of the web server.
It runs web programs on the server and looks after their processes.
Its settings can affect how fast a shop answers when it is busy.
Definition
FPM is the component that runs PHP applications on the web server and manages their processes. Its settings can influence how quickly a shop responds under load.