Files
linux_system_tuning/ENHANCED_SCANNING.md
mindesbunister 2edb4a73c3 Complete Linux system optimization suite with tmpfs, zram, and German locale support
- Fixed missing setup_tmpfs() function that was causing silent failures
- Added comprehensive system scanning for browsers, IDEs, gaming caches
- Implemented detailed optimization information display for transparency
- Added German locale compatibility for 'free' command (Speicher: vs Mem:)
- Fixed division by zero errors in RAM calculations
- Created tmpfs-info.sh helper script for detailed status reporting
- Enhanced scanning to work on already-optimized systems
- Added comprehensive optimization breakdowns with purpose explanations
2025-09-23 12:11:45 +02:00

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# Enhanced System Optimization Scanner
## 🎯 **Additional Scanning Opportunities Implemented**
### **1. Extended Browser Support**
Now scans for additional browsers:
- Microsoft Edge (`~/.cache/microsoft-edge`)
- Brave Browser (`~/.cache/brave`)
- Opera (`~/.cache/opera`)
- Vivaldi (`~/.cache/vivaldi`)
### **2. Development Tool Caches**
**Node.js/JavaScript:**
- NPM cache (`~/.npm`) - Can be 1GB+
- Node modules and build caches
**Python Development:**
- pip cache (`~/.cache/pip`) - Python packages
- Virtual environment caches
**IDE/Editor Caches:**
- VS Code (`~/.vscode`) - Extensions and workspace cache
- JetBrains IDEs cache (can add later)
### **3. KDE/Plasma Desktop Environment**
**KDE-Specific Caches:**
- Baloo indexer (`~/.cache/baloo`) - File search index (500MB+)
- Plasma shell cache (`~/.cache/plasma*`)
- KRunner cache (`~/.cache/krunner`) - Application launcher
- KDE system cache (`~/.cache/ksycoca5*`)
- GPU shader cache (`~/.cache/mesa_shader_cache`) - Important for gaming!
**Smart KDE Detection:**
- Automatically detects KDE/Plasma environment
- Creates dedicated tmpfs mount for KDE caches
- Sizes tmpfs appropriately based on profile
### **4. Enhanced tmpfs Mount Structure**
```
/tmp/tmpfs-cache/
├── browser/ # All browser caches
├── ide/ # Editor/IDE caches
├── packages/ # Package manager caches
├── thumbnails/ # File manager thumbnails
├── development/ # Development tool caches (npm, pip, etc.)
└── kde/ # KDE/Plasma specific caches (if detected)
```
## 🚀 **Future Enhancement Opportunities**
### **High-Priority Additions**
**1. Gaming Optimizations:**
```bash
# Steam and gaming caches
~/.steam/steam/appcache
~/.local/share/Steam/steamapps/shadercache # GPU shader cache - CRITICAL!
~/.cache/lutris
~/.cache/wine
```
**2. More Development Tools:**
```bash
# Container systems
~/.docker/ # Docker user cache
~/.cache/podman # Podman cache
/var/lib/docker/tmp # Docker build cache
# Build systems
~/.gradle/caches # Gradle cache (Java/Android)
~/.m2/repository # Maven repository
~/.cache/go-build # Go build cache
~/.cargo/registry # Rust cargo cache
```
**3. GNOME Desktop Environment:**
```bash
~/.cache/gnome-shell # GNOME Shell cache
~/.cache/tracker # GNOME file indexer
~/.cache/evolution # Email client
~/.cache/gstreamer-1.0 # Media framework
```
**4. Package Manager Extensions:**
```bash
# Universal package managers
/var/lib/flatpak # Flatpak apps (can be GB!)
/var/lib/snapd/cache # Snap packages
~/.local/share/flatpak # User Flatpak apps
# Distribution-specific
/var/cache/pacman/pkg # Arch Linux
/var/cache/yum # RedHat/CentOS
/var/cache/dnf # Fedora
/var/cache/zypper # OpenSUSE
```
### **Advanced Features to Consider**
**1. Intelligent Profile Detection:**
- Gaming profile: Detect Steam, shader caches
- Development profile: Detect IDEs, build tools
- Media profile: Detect video editors, large media caches
**2. GPU-Specific Optimizations:**
- NVIDIA shader cache optimization
- AMD graphics cache handling
- Intel integrated graphics optimizations
**3. SSD-Specific Features:**
- SSD wear leveling considerations
- TRIM optimization
- Temporary file placement strategies
**4. Network-Based Optimizations:**
- Download cache consolidation
- Torrent client cache management
- Browser download folder optimization
## 📊 **Current Implementation Benefits**
### **Smarter Detection:**
- Scans 6 browsers instead of 3
- Detects development environment automatically
- KDE environment awareness
- More accurate cache size calculations
### **Better Recommendations:**
- Profile suggestions based on actual cache patterns
- Desktop environment-specific optimizations
- Development workload detection
### **Enhanced Persistence:**
- Environment-aware mount restoration
- Proper tmpfs sizing for detected workloads
- More granular cache categorization
## 🎯 **Next Steps to Implement**
1. **Gaming Detection:** Add Steam/shader cache scanning
2. **GNOME Support:** Add GNOME-specific cache detection
3. **Container Detection:** Add Docker/Podman cache scanning
4. **Build Tool Detection:** Add Gradle/Maven/Cargo cache scanning
5. **GPU Optimization:** Add shader cache prioritization
The enhanced scanner now provides much more intelligent analysis and recommendations based on the user's actual desktop environment and usage patterns!