The pkill command allows you to send signals to processes based on their names or other attributes. Which is commonly used to terminate or signal processes without having to know their exact process IDs (PIDs).
- About pkill: To send the specified signal to process
- Comes From: procps-3.2.8
- Configuration Files:
- Path: /usr/bin/pkill
Examples:
1. To send the signal to a process
| $ pkill -9 -P 2210 |
2. To only match processes in the process group IDs listed
| $ pkill -9 -g 502 |
3. To only match processes whose real group ID is listed
| $ pkill -G |
4. To Select only the newest
| $ pkill -n |
5. To Select only the oldest
| $ pkill -o |
6. To Only match processes whose parent process ID is listed
| $ pkill -P 2210 |
7. To only match processes whose process session ID is listed
| $ pkill -s |
8. To only match processes whose controlling terminal is listed
| $ pkill -t term |
9. To only match processes whose effective user ID is listed
| $ pkill -u euid |
10. To only match processes whose real user ID is listed
| $ pkill -U uid |
11. To negate the matching
| $ pkill -v |
12. To only match processes whose name
| $ pkill -x |
13. To Defines the signal to send to each matched process
| $ pkill -signal |
