Using BASH script to Copy Files/Folders to Multiple Remote Servers
I have quite a few servers, and deploying same files/folders to them is a problem. Then I come up with the following BASH script where I can just run …
Tag: bash script
Alarming on High Disk Usage using BASH + AWK + Crontab Job
April 24, 2021
AWK, awk, AWK programming, BASH, bash script, BASH Shell, batch script, linux, Shell Scripts, ubuntu
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Disk high usage are one of the common cause of server down. Some administrators would create a 8GB empty file, and once the disk usage is exceeding a threshold, …
How to Get List of IP addresses in BASH using hostname and tr commands?
The hostname shows or sets the system’s hostname. The option ‘-I’ or ‘–all-ip-addresses’ list the IP addresses on one single line. -i, --ip-address Display the network address(es) of the …
Shell Coding Exercise – Word Frequency
This puzzle reveals that you don’t need to write a few lines of shell scripts, you would just need one line (using pipes) to achieve complex tasks. See below: …
How to Get a Email when System Load Average is High ? (Crontab)
In this post and this, we know we can use several methods to check the system load average for Linux OS. We also know that, similar to this post …
