Monitor disk space with a shell script

Pubblicato il: 14 settembre 2025
sul canale di: Red Hat Enterprise Linux
782
27

Learn how to create a simple shell script that monitors your Linux file system usage. When disk space passes a set threshold, the script automatically sends an email alert. We walk through using df, bc, and cron jobs so you can keep storage under control without constant checks.

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00:00 Requesting a filesystem monitoring script
00:39 Correcting typos and setup
00:58 Setting thresholds and email alerts
01:11 Checking filesystem usage
02:21 Debugging errors and refining logic
03:25 Scheduling with cron
04:12 Final script and problem solved


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