119 lines
4.4 KiB
Bash
Executable File
119 lines
4.4 KiB
Bash
Executable File
#!/bin/bash
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#########################################################################################################################
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#
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# Script: orion-performance-tuning
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# Purpose: Apply performance optimizations for Dell R730 ORION
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# Description: One-time boot script to optimize system for routing and virtualization
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#
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#########################################################################################################################
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LOG_FILE="/var/log/orion/performance-tuning.log"
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# Create log directory
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mkdir -p /var/log/orion
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# Logging function
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log() {
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local level=$1
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shift
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local message="$@"
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local timestamp=$(date '+%Y-%m-%d %H:%M:%S')
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echo "${timestamp} [${level}] ${message}" | tee -a "$LOG_FILE"
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}
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log INFO "ORION Performance Tuning starting..."
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# 1. CPU Governor - Set to performance mode
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log INFO "Setting CPU governor to performance mode..."
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for cpu in /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor; do
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if [ -f "$cpu" ]; then
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echo performance > "$cpu" 2>/dev/null || log WARNING "Failed to set governor for $cpu"
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fi
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done
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# 2. Disable CPU C-States (prevents TSC issues with macOS)
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log INFO "Disabling CPU C-States for stable TSC..."
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# This is typically done in BIOS, but we can try via kernel
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if [ -f /sys/module/intel_idle/parameters/max_cstate ]; then
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echo 0 > /sys/module/intel_idle/parameters/max_cstate 2>/dev/null || log WARNING "Failed to disable C-States"
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fi
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# 3. Network Interface Optimizations
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log INFO "Tuning network interfaces..."
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for iface in eno1 eno2 eno3 eno4 eno5 eno6 enp3s0f0 enp3s0f1; do
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if ip link show "$iface" >/dev/null 2>&1; then
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log INFO "Tuning $iface..."
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# Increase ring buffer sizes
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ethtool -G "$iface" rx 4096 tx 4096 2>/dev/null || log WARNING "Failed to set ring buffers for $iface"
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# Enable hardware offloading
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ethtool -K "$iface" tso on gso on gro on 2>/dev/null || log WARNING "Failed to enable offloading for $iface"
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# Disable power management
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ethtool -s "$iface" wol d 2>/dev/null || log WARNING "Failed to disable WoL for $iface"
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fi
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done
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# 4. Kernel Network Stack Tuning
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log INFO "Tuning kernel network stack..."
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sysctl -w net.core.rmem_max=134217728 >/dev/null 2>&1
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sysctl -w net.core.wmem_max=134217728 >/dev/null 2>&1
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sysctl -w net.core.rmem_default=16777216 >/dev/null 2>&1
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sysctl -w net.core.wmem_default=16777216 >/dev/null 2>&1
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sysctl -w net.core.netdev_max_backlog=50000 >/dev/null 2>&1
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sysctl -w net.ipv4.tcp_rmem="4096 87380 134217728" >/dev/null 2>&1
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sysctl -w net.ipv4.tcp_wmem="4096 65536 134217728" >/dev/null 2>&1
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sysctl -w net.ipv4.tcp_congestion_control=bbr >/dev/null 2>&1
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# 5. VM Swap and Memory Tuning
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log INFO "Tuning memory and swap..."
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sysctl -w vm.swappiness=10 >/dev/null 2>&1
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sysctl -w vm.vfs_cache_pressure=50 >/dev/null 2>&1
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sysctl -w vm.dirty_ratio=10 >/dev/null 2>&1
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sysctl -w vm.dirty_background_ratio=5 >/dev/null 2>&1
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# 6. Increase open file limits
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log INFO "Increasing file descriptor limits..."
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ulimit -n 1048576 2>/dev/null || log WARNING "Failed to set file descriptor limit"
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# 7. Disable unnecessary services
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log INFO "Optimizing system services..."
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# (Be careful with this - only disable if certain)
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# systemctl disable bluetooth.service 2>/dev/null
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# systemctl disable cups.service 2>/dev/null
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# 8. IRQ Affinity (balance interrupts across CPUs)
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log INFO "Configuring IRQ affinity..."
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if command -v irqbalance >/dev/null 2>&1; then
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systemctl enable irqbalance
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systemctl restart irqbalance
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log INFO "IRQ balancing enabled"
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fi
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# 9. Transparent Huge Pages (THP) - Enable for better performance
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log INFO "Configuring Transparent Huge Pages..."
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if [ -f /sys/kernel/mm/transparent_hugepage/enabled ]; then
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echo always > /sys/kernel/mm/transparent_hugepage/enabled 2>/dev/null || log WARNING "Failed to enable THP"
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fi
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# 10. I/O Scheduler - Set to none for SSDs, mq-deadline for HDDs
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log INFO "Configuring I/O scheduler..."
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for disk in /sys/block/sd*/queue/scheduler; do
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if [ -f "$disk" ]; then
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echo none > "$disk" 2>/dev/null || echo mq-deadline > "$disk" 2>/dev/null
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fi
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done
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log INFO "Performance tuning completed successfully"
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log INFO "Optimization summary:"
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log INFO " - CPU governor: performance"
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log INFO " - Network interfaces: optimized (ring buffers, offloading)"
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log INFO " - Kernel network stack: BBR, large buffers"
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log INFO " - Memory: low swappiness, optimized cache pressure"
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log INFO " - IRQ balancing: enabled"
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log INFO " - Transparent Huge Pages: enabled"
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exit 0
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