Through lines , the user can interact and issue commands to the computer. In this post, we are going to tell you everything about the System info commands, what are they, what are they for and which are the most important? Read on to find out.
Command lines are called . It is a program that includes a command interpreter for the user to access the system interface through the keyboard.
Once inside, the user can obtain information about the hardware and software of the computeramong other data of interest or vital importance.
What are Linux System info commands and what are they for?
command lines They are only executable in the terminals or consoles of the computer. A program that makes it easy for users to interact with the computer through commands to accomplish a task or obtain information. On this basis, What are system info commands and what are they for? Translated into Spanish as “System Information Commands”They’re a series of commands that provide the user with data about the softwareversion and computer status messages linux
Thus, the user can generate an idea about the general state of the system. The system information commands are used to help measure computer performance, its characteristics, and to diagnose possible faults present in the software. When facing a problem in any of the distributions of linux, It is opportune to have all the necessary information from the system to solve the situation as soon as possible.
What are Linux hardware and system information commands?
linux It has a wide variety of commands to carry out various tasks in the computer terminal, or display the data you need. Nevertheless, What are the Linux hardware and system information commands? It should be noted that to execute most of the commands, it is necessary to have superuser permissions (sudo)
In the case of the commands to obtain information about the software, the following can be highlighted:
date
The command date is employed for know the date and time that owns the system. You can several options to configure a specific time and date on the computer in case you need to run a program.
df
Command is an acronym for disk free. Is used for view available free space on the hard drive.
Dmesg
unfolds a Kernel version kernel diagnostic message to locate a possible error in the driver or hardware. This command displays a list of all the messages generated from the moment the system boots.
Du
It is a command whose function is show the space occupied on the hard drive. You can integrate a specific directory, or on the contrary do a general review of the storage.
hostname
It is the command used to show host namei.e. the name dns of the system.
join me
It is the command in charge of provide information regarding the kernel kernel. In fact, ‘uname’ it means “Unix name”.
Uptime
The command is responsible for showing the user the time the operating system has been running. In this sense, it counts from the last time the system was turned on, without being restarted.
vmstat
shows you a statistics about the state of the virtual memory of the system. Through this command you can obtain information about writing processes, activity in the processor and readings from the hard disk. In the same way, it executes a continuous monitoring order.
Free
It is a command used to check the amount of RAM used by the system. You can see the amount of memory used, free and the total of it on the screen. On the other hand, the commands to obtain detailed information about the hardware components are the following:
lscpu
It is a command that provides information about the processor to the user. Through the console you will get a detailed view of the CPU.
lshw
The command fulfills the function of displaying hardware information. This also includes components. The data returned is directly related to memory modules, sound cards, disk drives, USB, among other devices.
lspci
It is responsible for displaying information to the user about the PCI device structures found in the operating system.
lsusb
It is a command that provides detailed information about the USB devices connected to the computer.
Learn how to find system information from the Linux console
To know the technical specifications of a computer with the Linux operating system, it is necessary to enter the terminal and start entering information commands (System info commands). Learn how to find system information from the Linux console. The main thing is open console. To do this, you just have to press Ctrl+Alt+T. The program will then run to enter the command lines. Remember that, for some, it is necessary to have root permission.
To do this, you must type the term “sudo” before each command. For example, the command lshw must be entered together with the command sudo so that an informative list of the active drives of the hardware can appear on the screen. linux, such as network adapters, CPU, disk, controllers, etc. The command structure would be: sudo lshw –short. If you want to know about the available space in the partitions, you need to enter the command dfwhose structure would be: df–H.
In this way, you get detailed information about free storage. To check the amount of memory RAM, You must enter the command in the terminal: free-m. On the other hand, to know the information regarding the kernel from the computer, you can use the command: join me –a. with the command lspci you can see all the PCI devices in the system. You do not need to add any other special characters. The same happens with the command lsusbwhich allows you to see connected USB devices.
Another example is the command uptime, which shows the user how long the system has been on. In conclusion, learn to using commands saves you time in the linux terminal to obtain valuable information to help you solve possible problems.
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