mirror of
https://github.com/AlexMacocian/ServerManagementUtils.git
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30 lines
810 B
Bash
Executable File
30 lines
810 B
Bash
Executable File
#!/bin/bash
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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. "${SCRIPT_DIR}/../share/logging.sh"
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LOGFILE=/var/log/power_usage.log
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touch "$LOGFILE"
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chmod 644 "$LOGFILE"
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# Path to the energy_uj file for the CPU package
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RAPL_PATH="/sys/class/powercap/intel-rapl:0/energy_uj"
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for i in {1..6}; do
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energy_1=$(cat $RAPL_PATH)
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sleep 1
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energy_2=$(cat $RAPL_PATH)
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energy_diff=$((energy_2 - energy_1))
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# Convert microjoules to joules (1 J = 1,000,000 µJ)
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energy_joules=$(echo "scale=6; $energy_diff / 1000000" | bc)
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# Since we waited 1 second, the power usage is simply the energy difference in joules (W)
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power_watts=$(echo "scale=6; $energy_joules / 1" | bc)
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timestamp=$(GetTimestamp)
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# Write power usage to log file
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echo "$timestamp $power_watts" >> "$LOGFILE"
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sleep 9
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done |