openpilot0/tools/profiling/ftrace.sh

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#!/usr/bin/bash
set -e
cd /sys/kernel/tracing
echo 1 > tracing_on
echo boot > trace_clock
echo 1000 > buffer_size_kb
# /sys/kernel/tracing/available_events
echo 1 > events/irq/enable
echo 1 > events/sched/enable
echo 1 > events/kgsl/enable
echo 1 > events/camera/enable
echo 1 > events/workqueue/enable
echo > trace
sleep 5
echo 0 > tracing_on
cp trace /tmp/trace
chown comma: /tmp/trace
echo /tmp/trace