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/usr/bin/last

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Cloud User 2018-12-27 12:11:07 -05:00
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@ -743,6 +743,7 @@ Linux Security Expert</b></a> - trainings, howtos, checklists, security tools an
* [tr](#tool-tr)
* [chmod](#tool-chmod)
* [who](#tool-who)
* [last](#tool-last)
* [screen](#tool-screen)
* [du](#tool-du)
* [inotifywait](#tool-inotifywait)
@ -1245,6 +1246,16 @@ who -b
___
##### Tool: [last]
###### Was the last reboot a panic?
```bash
(last -x -f $(ls -1t /var/log/wtmp* | head -2 | tail -1);last -x -f /var/log/wtmp) | grep -A1 reboot | head -2 | grep -q shutdown && echo "clean reboot" || echo "panic reboot"
```
___
##### Tool: [screen](https://en.wikipedia.org/wiki/GNU_Screen)
###### Start screen in detached mode