How to check the status of a process in Linux?

2 years ago
Ava Mitchell
2 minutes

In Linux, you can use the following command to view the execution status of a process:

  1. ps command: Using the ps command allows you to view the status of processes running in the system.常用选项有：
  2. View all currently running processes by using the command “ps aux”.
  3. ps -ef: View detailed information about all running processes.
  4. List all processes and filter by name using the ps command.
  5. Top command: By using the top command, you can monitor the real-time status of processes in the system. It will sort processes based on CPU usage and memory usage.
  6. Show the process with the ID.
  7. htop command: htop is an interactive process viewing tool that provides a more intuitive display of the system’s process status.
  8. Example: htop
  9. The pidstat command allows you to view detailed statistics for a specified process, such as CPU usage, memory usage, and disk I/O.
  10. pidstat command with the -p flag and the process ID.
  11. Strace command: The strace command can trace the system calls and signal delivery of a process, and can be used to debug and analyze the execution status of a process.
  12. Example: Use strace command with the process ID.

The above command can be used based on actual situations to view various information and states of processes as needed.

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