Unix & Shell Docs

BCA 6th Sem

Bash Shell Scripts

Scripts executed remotely on the Linux server. Click Copy on any block to copy commands to your clipboard.

Lab Questions

  1. Write a script to display the following system details:

    • Total and free memory
    • Disk usage percentage of each mounted partition
    • Number of active processes

  2. Implement a feature to save the report to a file with a timestamp in the filename (e.g., System_Report_<date>.txt).

  3. Extend the script to alert the user if disk usage exceeds 80% or memory usage goes below 10%.

System Monitor

bash
curl -LO https://raw.githubusercontent.com/abhra92/linux-monitoring-tools/refs/heads/master/system_monitor.sh
chmod +x system_monitor.sh
./system_monitor.sh

System Monitor (Simple)

bash
curl -LO https://raw.githubusercontent.com/abhra92/linux-monitoring-tools/refs/heads/master/system_monitor_simple.sh
chmod +x system_monitor_simple.sh
./system_monitor_simple.sh

Test Demo

bash
curl -LO https://raw.githubusercontent.com/abhra92/linux-monitoring-tools/refs/heads/master/test_demo.sh
chmod +x test_demo.sh
./test_demo.sh