Linux micro tools for system administrators
"locker" make guarantee to single execution instance of your command. This is usable for CRON tasks and other.
Example execution:
locker ping 8.8.4.4
Example cron-task:
* * * * * root locker /any/your/script
"pingtop" is a tool for ping many hosts and display it on realtime. Example of screen:
Mon Oct 31 15:23:16 MSK 2016
10.10.0.1 --> ...............
10.10.0.2 --> ....!....!.....
10.10.0.5 --> ...............
10.10.1.1 --> ...............
10.10.1.12 --> ..!..!..!..!...
10.10.1.14 --> ............!..
10.10.25.1 --> ...............
10.10.25.2 --> !!!!!!!!!!!!!!!
10.10.3.1 --> ...............
10.10.3.3 --> ...............
Example of usage:
pingtop 10.10.0.1 10.10.0.2 10.10.0.5
or
pingtop ip-per-row.txt