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# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
description "Temporary, quick-hack metrics collection daemon"
author "chromium-os-dev@chromium.org"
# This is for quickly adding UMA stats that we may need for
# short-term experiments, when we don't have the time to add
# stuff to metrics_daemon. That's where it should go in the
# long term.
start on started system-services
stop on stopping system-services
respawn
script
TEMP_OFFSET=273 # difference between K (reported by EC) and C (used in UMA)
while true; do
sleep 30
ectool temps all | while read line; do
index=$(printf "%02d" "${line%%:*}")
tempk="${line##* }"
tempc=$(($tempk - $TEMP_OFFSET))
# ignore values below freezing
if [ $tempc -lt 0 ]; then
tempc=0
fi
# Use a linear histogram with 1 C buckets starting at 0.
N_SLOTS=180
metrics_client -e Platform.Temperature.Sensor$index $tempc $N_SLOTS
done
done
end script
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