How to check the number of telnet processes in Linux environment?

In a Linux environment, you can easily check the number of telnet processes through the command line. The following will introduce several commonly used methods:

1. Use the ps command to check the number of telnet processes:

Open the terminal and enter the following command:

ps aux | grep telnet | wc -l

where , the ps command is used to display the process status in the current system, the aux parameter is used to display all process information for all users, the grep command is used to filter out processes containing "telnet", the wc command is used to count the number of lines, and finally obtain the telnet process quantity.

2. Use the pgrep command to check the number of telnet processes:

Open the terminal and enter the following command:

pgrep -c telnet

The pgrep command is used to find the process ID based on the process name. , -c parameter is used to display the number of processes that meet the conditions.

3. Use the pidof command to check the number of telnet processes:

Open the terminal and enter the following command:

pidof telnet | wc -w

The pidof command is used to find the process ID of the specified process. , the wc command is used to count the number of words (here used to count the number of telnet processes).

Through the above method, we can quickly check the number of telnet processes in the Linux environment, which helps to monitor and manage the system operation.

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