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Linux system status detection command is what, many novices are not very clear about this, in order to help you solve this problem, the following editor will explain in detail for you, people with this need can come to learn, I hope you can gain something.

In order to play Linux and understand the Linux server faster and better, you must have the ability to quickly view the running status of the system.

Ifconfig

Used to obtain information such as network card configuration and network status, in the format of "ifconfig [network equipment] [parameters]"

Use the ifconfig command to view the current network card configuration and network status of the machine. In fact, the main view is the name of the network card, the IP address after the inet parameter, the physical address of the network card after the ether parameter, and the number of packets received and sent by RX and TX, as well as the cumulative traffic.

Uname

Used to view information such as system kernel and system version, in the format of "uname [- a]"

Using the uname command, you will generally use-a to fully view the current system's kernel name, hostname, kernel release version, node name, system time, hardware platform, processor type and operating system name.

Uptime

It is used to check the single load information of the system in uptime format.

The uptime command displays information such as the current system time, the time the system has been running, the number of enabled terminals, and the average load value. The average load value refers to the pressure in the last 1 minute, 5 minutes, and 10 minutes of the system.

Free

Used to display memory usage information in the current system in the format "free [- h]"

In order to ensure that the Linux system will not suddenly go down because of resource exhaustion, you need to check the amount of memory used. When using the free command, you can output the real-time usage of the current memory in a more user-friendly way.

Who

Used to view the user terminal information of the currently logged-in host in the format of "who [parameters]"

Last

Used to view login records for all systems in the format "last [parameters]"

History

Used to view commands executed in display history in the format "history [- c]"

Sosreport

For mobile phone system configuration and architecture information and output diagnostic documents in sosreport format

When the Linux system fails, most of them need to try this command to simply collect the running status and service configuration information of the system.

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