ps aux command in Linux
If you are using Linux and are looking for a tool that can monitor all the processes running on your system, then you should use the command ps aux.
This command will show you an overview of all running processes. It is very useful for troubleshooting the status and health of your system.
If you use the aux shortcut with the ps command, it will display the most information a user would need and can give you the current status of the processes running on your system.
In this article, we will see the ps aux command in Linux. We will discuss the topic using examples and explanations to make the topic easier to understand.
ps aux command in Linux
- ps - Process Status
- a - option to print all users' running processes.
- u - Option to show user or owner column in the output.
- x - option to print processes that have not been executed from the terminal.
Below we explain ps auxthe use of the command and its typical output.
ps aux
Output:
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 1 0.0 0.0 8940 328 ? Ssl 00:45 0:00 /init
root 10 0.0 0.0 8940 224 tty1 Ss 00:46 0:00 /init
author 11 0.1 0.0 18084 3580 tty1 S 00:46 0:00 -bash
author 69 0.0 0.0 18664 1896 tty1 R 00:49 0:00 ps aux
- The USER field defines the purpose of the process.
- The PID field defines the process identifier.
- The %CPU field defines the amount of CPU for the process.
- The field %MEM defines the amount of memory used by the process.
- The field VSZ defines the amount of virtual memory used by the process.
- The RSS field defines the amount of physical memory for the process.
- The TTY field defines the controlling terminal associated with the process.
- The STAT field defines the status information.
- The START field defines the date or time when the process starts.
- The TIME field defines the amount of CPU time used by the process.
- The COMMAND field defines the command currently being run.
For reprinting, please send an email to 1244347461@qq.com for approval. After obtaining the author's consent, kindly include the source as a link.
Related Articles
How to decompress x.tar.xz format files under Linux
Publish Date：2025/04/08 Views：186 Category：OPERATING SYSTEM
-
A lot of software found today is in the tar.xz format, which is a lossless data compression file format that uses the LZMA compression algorithm. Like gzip and bzip2, it supports multiple file compression, but the convention is not to compr
Summary of vim common commands
Publish Date：2025/04/08 Views：115 Category：OPERATING SYSTEM
-
In Linux, the best editor should be vim. However, the complex commands behind vim's powerful functions also make us daunted. Of course, these commands do not need to be memorized by rote. As long as you practice using vim more, you can reme
Detailed explanation of command return value $? in Linux
Publish Date：2025/04/08 Views：58 Category：OPERATING SYSTEM
-
? is a special variable. This variable represents the return value of the previous command. That is to say, when we run certain commands, these commands will return a code after running. Generally, if the command is successfully run, the re
Common judgment formulas for Linux script shell
Publish Date：2025/04/08 Views：159 Category：OPERATING SYSTEM
-
In shell script programming, predicates are often used. There are two ways to use predicates, one is to use test, and the other is to use []. Let's take a look at how to use these two methods through two simple examples. Example 1 # test –
Shell script programming practice - specify a directory to delete files
Publish Date：2025/04/08 Views：98 Category：OPERATING SYSTEM
-
Usually, in Linux system we need to frequently delete some temporary files or junk files. If we delete them one by one manually, it will be quite troublesome. I have also been learning shell script programming recently, so I tried to write
Use of Linux command at - set time to execute command only once
Publish Date：2025/04/08 Views：158 Category：OPERATING SYSTEM
-
This article mainly involves a knowledge point, which is the atd service. Similar to this service is the crond service. The functions of these two services can be similar to the two functional functions of javascript. Those who have learned
Use of Linux command crontab - loop execution of set commands
Publish Date：2025/04/08 Views：170 Category：OPERATING SYSTEM
-
Compared with at , which executes a command only once, crontab, which we are going to talk about in this article, executes the set commands in a loop. Similarly, the use of crontab requires the support of the crond service. The service is s
Linux practice - regularly delete files under the directory
Publish Date：2025/04/08 Views：198 Category：OPERATING SYSTEM
-
Since we want to delete the files under the directory regularly, we need to use the Linux crontab command. And the content format of each work routine is also introduced in the format of each crontab work. Similarly, we need to use shell sc
How to use the Linux file remote copy command scp
Publish Date：2025/04/08 Views：151 Category：OPERATING SYSTEM
-
Scp copies files between two hosts over the network, and the data is encrypted during transmission. Its underlying layer uses ssh for data transmission. And it has the same authentication mechanism and the same security level as ssh. When u
