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Linux Process

A process is a running program with its own PID, memory, file descriptors, and credentials, created by fork/exec and organized into a parent-child tree. Namespaces and cgroups attach to processes, which is why 'a container' is ultimately a decorated process.

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Process Creation and Lifecycle Management with fork/exec and init in Linux

In Unix-like systems a process is an executing instance of code identified by a process ID and, without exception, created by a parent process, so that all user-space processes form a single tree roo…