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#!/bin/sh -e
#
# rc.local
#
# This script is executed at the end of each multiuser runlevel.
# Make sure that the script will "exit 0" on success or any other
# value on error.
#
# In order to enable or disable this script just change the execution
# bits.
#
# By default this script does nothing.
rm -f /tmp/rc_local.log
exec 1>/tmp/rc_local.log 2>&1
set -x
# Bring all CPUs online
echo 0 > /sys/devices/system/cpu/cpuquiet/tegra_cpuquiet/enable
for cpu in /sys/devices/system/cpu/cpu[0-3]; do
if [ x"$(cat $cpu/online)" = x"0" ]; then
echo 1 > $cpu/online
fi
done
# Make sure docker containers are configured to use all CPUs.
for cpuset in $(find /sys/fs/cgroup/cpuset/ -name cpuset.cpus); do
echo 0-3 > $cpuset
done
# We fix CPU frequency to 90% of the max.
cpupower -c 0,1,2,3 frequency-set --governor performance --min 2116500 --max 2116500
# Allow perf profiling
sysctl kernel.kptr_restrict=0
sysctl kernel.perf_event_mlock_kb=1024
sysctl kernel.perf_event_paranoid=0
exit 0
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