linux how to get process id

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Basic attributes of a process: process ID, parent process ID, process group ID, session, and control terminal.

Basic attributes of a process: process ID, parent process ID, process group ID, session, and control terminal.Abstract:This document describes the basic attributes of a process, including process ID, parent process ID, process group ID, session, and

Linux/unix method of assigning process ID and source code implementation

In the Linux/unix system, each process has a unique process ID represented by a nonnegative integer. Although it is unique, the ID of the process can be reused. When a process terminates, its process ID can be used again. Most Linux/unix systems use

Linux process overview

First, IntroductionWhen a process in a Linux system runs, it always accesses the resources of the system, accesses the files, or sends a signal to other processes. Does the system allow it to do these things? What is the system's ability to

Get container ID through Docker process PID

Although Docker is a namespace isolation technology to isolate the process between containers, in a host running Docker, the process within the Docker container is in the same namespace (assuming a) as the process running within the host. Although

C programming practices in Linux (3 )?? Process control and process communication programming

C programming practices in Linux (3 )?? Process control and process communication Programming 1. Linux process contains three data parts in the memory: code segment, stack segment, and data segment. The code segment stores the code of the program.

Get process ID and process name under Linux __linux

2011-02-26 23:02 4422 People read comments (2) Collection report Recently learning to communicate between processes, but I have not found a Linux from the process name can be used to get the process ID of the function, so I wrote one. Can get the

Multi-process programming in Linux

1 IntroductionFor those who have never been familiar with Unix/Linux operating systems, fork is one of the most difficult concepts to understand: it executes once but returns two values. The fork function is one of the most outstanding achievements

Linux C Programming Practice (III)-Process Control and Process Communication Programming

  C programming practices in Linux (III) -Process Control and Process Communication Programming   1. Linux Process A Linux Process contains three parts of data in the memory: code segment, stack segment, and data segment. The code segment stores the

Linux Performance and Tuning Guide----1.1 Linux Process management

Translation: Brother Fei ( http://hi.baidu.com/imlidapeng )All rights reserved, respect other people's labor results, please indicate the author and original source and this statement when reproduced.The original name: "Linux Performance and Tuning

Basic concepts of the process of the Linux kernel (process, process group, session relationship)

a process is a core concept of the operating system. Each process has its own unique identity: The process ID, and its own life cycle. The life cycle of a typical process is shown in 4-1. The process has a parent process, and the parent process

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