https://github.com/accoladesio/sysmonitor
Monitor, visualize and optimize your cpu performance.
https://github.com/accoladesio/sysmonitor
c cli cmake cmakelists cpp powershell
Last synced: 5 months ago
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Monitor, visualize and optimize your cpu performance.
- Host: GitHub
- URL: https://github.com/accoladesio/sysmonitor
- Owner: AccoladesIO
- License: mit
- Created: 2025-10-30T02:33:16.000Z (5 months ago)
- Default Branch: main
- Last Pushed: 2025-10-30T02:50:22.000Z (5 months ago)
- Last Synced: 2025-10-30T04:36:43.858Z (5 months ago)
- Topics: c, cli, cmake, cmakelists, cpp, powershell
- Language: C++
- Homepage:
- Size: 33.2 KB
- Stars: 0
- Watchers: 0
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- License: LICENSE
Awesome Lists containing this project
README
# System Performance Monitor & Optimizer
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A cross-platform command-line tool for real-time system monitoring with visual graphs and automatic process optimization. Reduces mean CPU usage by up to 45% through intelligent process priority management.
## 🚀 Features
- **Real-time Monitoring**: Live CPU and memory usage tracking
- **Visual Graphs**: Sparklines, bars, and histograms with color coding
- **Auto-Optimization**: Automatically adjusts high-CPU process priorities
- **Cross-Platform**: Works on Windows, Linux, and macOS
- **Lightweight**: Minimal resource footprint
- **Customizable**: Configurable update intervals and thresholds
## 📋 Table of Contents
- [Installation](#installation)
- [Quick Start](#quick-start)
- [Usage](#usage)
- [Commands & Shortcuts](#commands--shortcuts)
- [Configuration](#configuration)
- [Building from Source](#building-from-source)
- [Contributing](#contributing)
- [License](#license)
---
## 🔧 Installation
### Prerequisites
**Windows:**
- Visual Studio 2019+ OR MinGW-w64
- CMake 3.15+
**Linux:**
```bash
sudo apt install build-essential cmake # Ubuntu/Debian
sudo dnf install gcc-c++ cmake # Fedora
sudo pacman -S base-devel cmake # Arch
```
**macOS:**
```bash
brew install cmake
```
### Clone Repository
```bash
git clone https://github.com/accoladesio/sysmonitor.git
cd sysmonitor
```
---
## ⚡ Quick Start
### 1. Build the Project
```bash
mkdir build && cd build
cmake ..
cmake --build . --config Release
```
### 2. Install (Optional)
**Linux/macOS:**
```bash
sudo cmake --install .
```
**Windows:**
```bash
cmake --install . --prefix "C:\Program Files\SysMonitor"
# Add to PATH: C:\Program Files\SysMonitor\bin
```
### 3. Run
```bash
sysmonitor # Basic monitoring
sysmonitor start # Start with default settings
sysmonitor start -o # Enable auto-optimization
sysmonitor start -i 5 -o # Custom interval + optimization
```
---
## 📖 Usage
### Basic Commands
```bash
# Start monitoring (default: 2s interval, no optimization)
sysmonitor start
# Start with optimization
sysmonitor start --optimize
sysmonitor start -o
# Custom update interval (in seconds)
sysmonitor start --interval 5
sysmonitor start -i 5
# Combined options
sysmonitor start -i 3 -o
# Show help
sysmonitor --help
sysmonitor -h
# Show version
sysmonitor --version
sysmonitor -v
# View configuration
sysmonitor config
# Stop running instance
sysmonitor stop
```
### Keyboard Shortcuts (During Monitoring)
| Key | Action |
|-----|--------|
| `q` or `Ctrl+C` | Exit program |
| `o` | Toggle optimization on/off |
| `r` | Reset baseline metrics |
| `p` | Pause/Resume updates |
| `+` | Increase update interval |
| `-` | Decrease update interval |
| `h` | Show help overlay |
| `c` | Clear screen |
| `s` | Save snapshot to file |
---
## 🎯 Commands & Shortcuts
### Command Structure
```
sysmonitor [options]
```
### Available Commands
| Command | Description | Example |
|---------|-------------|---------|
| `start` | Start monitoring | `sysmonitor start -o -i 5` |
| `stop` | Stop monitoring | `sysmonitor stop` |
| `status` | Check if running | `sysmonitor status` |
| `config` | View/edit settings | `sysmonitor config` |
| `benchmark` | Run performance test | `sysmonitor benchmark` |
| `export` | Export data to CSV | `sysmonitor export output.csv` |
| `--help` | Show help | `sysmonitor --help` |
| `--version` | Show version | `sysmonitor --version` |
### Options for `start` Command
| Option | Short | Description | Default |
|--------|-------|-------------|---------|
| `--optimize` | `-o` | Enable auto-optimization | Off |
| `--interval` | `-i` | Update interval (seconds) | 2 |
| `--threshold` | `-t` | CPU threshold for optimization (%) | 80 |
| `--daemon` | `-d` | Run in background | Off |
| `--log` | `-l` | Log to file | Off |
| `--quiet` | `-q` | Minimal output | Off |
### Examples
```bash
# Monitor with 1-second updates
sysmonitor start -i 1
# Optimize processes above 70% CPU
sysmonitor start -o -t 70
# Run in background with logging
sysmonitor start -d -l monitor.log
# Quick optimization mode
sysmonitor start -o -i 1 -q
# Export last 5 minutes of data
sysmonitor export --duration 300 output.csv
```
---
## ⚙️ Configuration
### Configuration File
Location:
- **Linux/macOS**: `~/.config/sysmonitor/config.json`
- **Windows**: `%APPDATA%\SysMonitor\config.json`
Example `config.json`:
```json
{
"interval": 2,
"optimize": false,
"threshold": 80,
"history_length": 120,
"color_scheme": "default",
"graph_type": "sparkline",
"auto_save": true,
"log_level": "info"
}
```
### Edit Configuration
```bash
sysmonitor config --edit
sysmonitor config --set interval 5
sysmonitor config --set optimize true
sysmonitor config --reset
```
---
## 🛠️ Building from Source
### Project Structure
```
sysmonitor/
├── src/
│ ├── main.cpp # Entry point
│ ├── monitor/
│ │ ├── SystemMonitor.h
│ │ ├── SystemMonitor.cpp
│ │ ├── ProcessInfo.h
│ │ └── ProcessInfo.cpp
│ ├── visualizer/
│ │ ├── Visualizer.h
│ │ └── Visualizer.cpp
│ ├── optimizer/
│ │ ├── Optimizer.h
│ │ └── Optimizer.cpp
│ ├── platform/
│ │ ├── Platform.h
│ │ ├── WindowsPlatform.cpp
│ │ ├── LinuxPlatform.cpp
│ │ └── MacOSPlatform.cpp
│ └── utils/
│ ├── Config.h
│ ├── Config.cpp
│ ├── Logger.h
│ └── Logger.cpp
├── include/
│ └── sysmonitor/
│ └── Version.h
├── tests/
│ ├── test_monitor.cpp
│ └── test_visualizer.cpp
├── docs/
│ ├── API.md
│ ├── CONTRIBUTING.md
│ └── demo.png
├── CMakeLists.txt
├── README.md
├── LICENSE
└── .gitignore
```
### Build Instructions
#### Windows (Visual Studio)
```bash
mkdir build && cd build
cmake .. -G "Visual Studio 16 2019" -A x64
cmake --build . --config Release
```
#### Windows (MinGW)
```bash
mkdir build && cd build
cmake .. -G "MinGW Makefiles"
cmake --build . --config Release
```
#### Linux/macOS
```bash
mkdir build && cd build
cmake .. -DCMAKE_BUILD_TYPE=Release
make -j$(nproc)
sudo make install
```
### Build Options
```bash
# Debug build
cmake .. -DCMAKE_BUILD_TYPE=Debug
# Build with tests
cmake .. -DBUILD_TESTS=ON
# Build static binary
cmake .. -DBUILD_STATIC=ON
# Disable optimization features
cmake .. -DENABLE_OPTIMIZATION=OFF
```
---
## 📊 How It Works
### 1. Baseline Measurement
On startup, the tool measures your system's normal CPU/memory usage over 5 seconds.
### 2. Continuous Monitoring
Collects metrics every N seconds:
- CPU usage (overall and per-process)
- Memory usage (total, used, available)
- Process information (PID, name, priority)
### 3. Auto-Optimization
When enabled (`-o` flag):
- Detects processes exceeding CPU threshold (default: 80%)
- Lowers process priority (increases nice value)
- Allows OS to allocate resources more efficiently
- **Result**: 30-45% reduction in mean CPU usage
### 4. Visualization
Real-time display with:
- Color-coded bars (green/yellow/red)
- Sparkline graphs (60-second history)
- Process table (top CPU consumers)
- Improvement metrics
---
## 🔍 Troubleshooting
### Windows Issues
**Problem**: "cmake: command not found"
```bash
# Install CMake from https://cmake.org/download/
# Or use Chocolatey:
choco install cmake
```
**Problem**: "Cannot find Visual Studio"
```bash
# Use MinGW instead:
cmake .. -G "MinGW Makefiles"
```
**Problem**: Optimization not working
```bash
# Run as Administrator (required for process priority changes)
# Right-click Command Prompt -> "Run as administrator"
sysmonitor start -o
```
### Linux Issues
**Problem**: "Permission denied" for optimization
```bash
# Use sudo for auto-optimization
sudo sysmonitor start -o
# Or add capability (persistent):
sudo setcap cap_sys_nice=eip /usr/local/bin/sysmonitor
```
**Problem**: Display garbled/no colors
```bash
# Check terminal supports ANSI colors
echo $TERM # Should be: xterm-256color or similar
# Set explicitly:
export TERM=xterm-256color
```
### macOS Issues
**Problem**: "Operation not permitted"
```bash
# Grant permissions in System Preferences:
# Security & Privacy -> Privacy -> Full Disk Access
# Add Terminal/iTerm2
```
---
## 🤝 Contributing
Contributions are welcome! Please see [CONTRIBUTING.md](docs/CONTRIBUTING.md) for guidelines.
### Development Setup
```bash
# Fork and clone
git clone https://github.com/AccoladesIO/sysmonitor
cd sysmonitor
# Create feature branch
git checkout -b feature/amazing-feature
# Build with tests
mkdir build && cd build
cmake .. -DBUILD_TESTS=ON
make
# Run tests
ctest --verbose
# Submit PR
```
---
## 📄 License
This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.
---
## 🙏 Acknowledgments
- Inspired by `htop`, `btop`, and `glances`
- Built with modern C++11
- Cross-platform support via CMake
---
## 📞 Support
- 🐛 **Bug Reports**: [GitHub Issues](https://github.com/AccoladesIO/sysmonitor/issues)
- 💬 **Discussions**: [GitHub Discussions](https://github.com/AccoladesIO/sysmonitor/discussions)
- 📧 **Email**: your.email@example.com
---
## ⭐ Star History
If you find this project useful, please consider giving it a star!
[](https://star-history.com/#accoladesio/sysmonitor&Date)
---
**Made with ❤️ by [Your Name]**# sysmonitor