diff options
Diffstat (limited to 'playbooks/roles/tcwg-tk1-cpucore/files/rc.local_llvm-tk1-02')
| -rw-r--r-- | playbooks/roles/tcwg-tk1-cpucore/files/rc.local_llvm-tk1-02 | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/playbooks/roles/tcwg-tk1-cpucore/files/rc.local_llvm-tk1-02 b/playbooks/roles/tcwg-tk1-cpucore/files/rc.local_llvm-tk1-02 new file mode 100644 index 0000000..5819171 --- /dev/null +++ b/playbooks/roles/tcwg-tk1-cpucore/files/rc.local_llvm-tk1-02 @@ -0,0 +1,39 @@ +#!/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 |