b9e2c2a731
- Add cpu-power-control.sh: Script for managing CPU power limits and presets - Add monitor-cpu-freq.sh: Real-time CPU frequency monitoring tool - Add test-single-core-boost.sh: Tool for testing single-core boost frequencies - Add BIOS-FIX.md: Documentation for BIOS configuration fix - Update tlp.conf: Configure dynamic CPU frequency scaling (400MHz-4.2GHz on AC, 400MHz-2.2GHz on battery) - Add Intel RAPL power limit controls for CPU power capping - Enable dynamic frequency scaling with proper platform profiles - Fix CPU frequency stuck at 1.6GHz issue (required BIOS SpeedStep disable) - Configure balanced battery mode with 2.2GHz max for responsiveness
61 lines
2.0 KiB
Bash
Executable File
61 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
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# Real-time CPU Frequency Monitor
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# Shows actual CPU frequencies and helps identify boost behavior
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echo "=== Real-time CPU Frequency Monitor ==="
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echo "Press Ctrl+C to stop"
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echo ""
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echo "Note: Modern Intel CPUs dynamically adjust frequency based on:"
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echo " - Workload type (single vs multi-core)"
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echo " - Power limits (TDP)"
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echo " - Temperature"
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echo " - Energy efficiency preferences"
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echo ""
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# Check if turbostat is available
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if command -v turbostat >/dev/null 2>&1; then
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echo "Using turbostat for accurate frequency monitoring..."
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echo ""
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sudo turbostat --quiet --show Core,CPU,Busy%,Bzy_MHz,PkgWatt --interval 2
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else
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echo "turbostat not available, using basic monitoring..."
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echo ""
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echo "Timestamp | CPU0 CPU1 CPU2 CPU3 | Avg MHz | Governor | Temp"
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echo "----------------+---------------------------------+---------+-----------+------"
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while true; do
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TIMESTAMP=$(date +"%H:%M:%S")
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# Get frequencies
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FREQ0=$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq)
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FREQ1=$(cat /sys/devices/system/cpu/cpu1/cpufreq/scaling_cur_freq)
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FREQ2=$(cat /sys/devices/system/cpu/cpu2/cpufreq/scaling_cur_freq)
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FREQ3=$(cat /sys/devices/system/cpu/cpu3/cpufreq/scaling_cur_freq)
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# Convert to MHz
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F0=$((FREQ0 / 1000))
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F1=$((FREQ1 / 1000))
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F2=$((FREQ2 / 1000))
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F3=$((FREQ3 / 1000))
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# Calculate average
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AVG=$(( (F0 + F1 + F2 + F3) / 4 ))
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# Get governor
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GOV=$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor)
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# Get temperature if available
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if [ -r "/sys/class/thermal/thermal_zone0/temp" ]; then
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TEMP_RAW=$(cat /sys/class/thermal/thermal_zone0/temp)
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TEMP=$((TEMP_RAW / 1000))
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else
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TEMP="N/A"
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fi
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printf "%s | %4d %4d %4d %4d | %4d MHz | %-9s | %s°C\n" \
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"$TIMESTAMP" "$F0" "$F1" "$F2" "$F3" "$AVG" "$GOV" "$TEMP"
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sleep 2
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done
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fi |