41 lines
1.6 KiB
Bash
41 lines
1.6 KiB
Bash
#!/bin/bash
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# process_monitor.sh - Show top processes and allow killing by name or PID
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#
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# Copyright (C) 2025 LINUXexpert.org
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation, version 3 of the License.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program. If not, see <https://www.gnu.org/licenses/>.
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#
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# Usage: process_monitor.sh [kill <process_name|PID>]
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# Description: Without args, shows top CPU & memory processes. With "kill", terminates process by name or PID.
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if [ "$1" = "kill" ]; then
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target="$2"
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if [ -z "$target" ]; then
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echo "Usage: $0 kill <process_name|PID>"; exit 1
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fi
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# If target is numeric (PID), kill that PID, else kill by name
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if [[ "$target" =~ ^[0-9]+$ ]]; then
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kill "$target" && echo "Process $target killed." || echo "Failed to kill process $target."
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else
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# Use pkill to kill by name (match full process name)
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pkill -x "$target" && echo "Processes named '$target' killed." || echo "No process '$target' found or kill failed."
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fi
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exit 0
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fi
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echo "==== Top 5 CPU-consuming processes ===="
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ps -eo pid,user,comm,%cpu --sort=-%cpu | head -n 6
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echo -e "\n==== Top 5 Memory-consuming processes ===="
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ps -eo pid,user,comm,%mem --sort=-%mem | head -n 6
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