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sys_monitor.sh

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+#!/bin/bash
+# sys_monitor.sh - System resource monitoring script
+# 
+# Copyright (C) 2025 LINUXexpert.org
+# 
+# This program is free software: you can redistribute it and/or modify it 
+# under the terms of the GNU General Public License as published by the 
+# Free Software Foundation, version 3 of the License.
+# 
+# This program is distributed in the hope that it will be useful, but 
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
+# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 
+# for more details.
+# 
+# You should have received a copy of the GNU General Public License along 
+# with this program. If not, see <https://www.gnu.org/licenses/>.
+# 
+# Usage: sys_monitor.sh    (no arguments)
+# Description: Prints system uptime, memory, disk usage, and top CPU/mem processes.
+ 
+echo "==== System Uptime and Load ===="
+uptime
+
+echo -e "\n==== Memory Usage ===="
+free -h
+
+echo -e "\n==== Disk Usage ===="
+# Exclude temporary filesystems (tmpfs) for clarity
+df -h -x tmpfs -x devtmpfs
+
+echo -e "\n==== Top 5 Processes by CPU Usage ===="
+# Display header and top 5 CPU-consuming processes
+ps -eo pid,user,comm,%cpu --sort=-%cpu | head -n 6
+
+echo -e "\n==== Top 5 Processes by Memory Usage ===="
+ps -eo pid,user,comm,%mem --sort=-%mem | head -n 6