
techupskills: explain #terminalLastCommand 

GitHub Copilot: The last command run in the terminal was `ps -aux`. Here is an explanation of the command and its output:

### Command:
```sh
ps -aux
```
- The `ps` command is used to display information about active processes.
- The `-a` option shows processes for all users.
- The `-u` option provides detailed information about each process.
- The `-x` option includes processes that do not have a controlling terminal.

### Output Explanation:

1. **USER**: The user who owns the process.
2. **PID**: The process ID.
3. **%CPU**: The percentage of CPU usage.
4. **%MEM**: The percentage of memory usage.
5. **VSZ**: Virtual memory size in kilobytes.
6. **RSS**: Resident Set Size, the non-swapped physical memory used by the process.
7. **TTY**: The terminal associated with the process.
8. **STAT**: The process status code.
    - `S`: Sleeping
    - `R`: Running
    - `Ss`: Sleeping in the foreground
    - `Sl`: Sleeping with a large amount of memory
9. **START**: The time the process started.
10. **TIME**: The cumulative CPU time used by the process.
11. **COMMAND**: The command that started the process.

### Example Output:
```
USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
codespa+       1  0.0  0.0   1136   640 ?        Ss   14:30   0:00 /sbin/docker-init
codespa+       8  0.0  0.0   7236  1920 ?        S    14:30   0:00 sleep infinity
root          23  0.0  0.0  12196  3484 ?        Ss   14:30   0:00 sshd: /usr/sbin/s
codespa+     338  0.0  0.0   2616  1536 ?        Ss   14:30   0:00 /bin/sh
root         363  0.0  0.0   2616  1536 ?        Ss   14:30   0:00 /bin/sh
codespa+     524  0.0  0.0   2624  1536 ?        Ss   14:30   0:00 sh /home/codespac
codespa+     533  0.2  1.2 1322864 97956 ?       Sl   14:30   0:02 /vscode/bin/linux
codespa+     553  2.1  9.1 35743700 741788 ?     Sl   14:30   0:26 /vscode/bin/linux
codespa+     566  0.0  0.6 1240700 54200 ?       Sl   14:30   0:00 /vscode/bin/linux
codespa+    1106  0.0  0.0   2616  1664 ?        Ss   14:30   0:00 /bin/sh
root        1147  0.0  0.0   2616  1536 ?        Ss   14:30   0:00 /bin/sh
root        1609  0.0  1.0 1909708 88760 ?       Sl   14:31   0:00 dockerd --dns 168
root        1616  0.0  0.5 1798836 44984 ?       Ssl  14:31   0:00 containerd --conf
codespa+    7493  0.1  0.7 1107680 64312 ?       Rl   14:47   0:00 /vscode/bin/linux
codespa+    7504  0.0  0.1  16504 11520 pts/0    Ss   14:47   0:00 /bin/bash --init-
codespa+    9591  0.0  0.0  10624  3200 pts/0    R+   14:51   0:00 ps -aux
```

This output provides a snapshot of all running processes, including their resource usage and status.
