ftrace.sh 413 B

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  1. #!/usr/bin/env bash
  2. set -e
  3. cd /sys/kernel/tracing
  4. echo 1 > tracing_on
  5. echo boot > trace_clock
  6. echo 1000 > buffer_size_kb
  7. # /sys/kernel/tracing/available_events
  8. echo 1 > events/irq/enable
  9. echo 1 > events/sched/enable
  10. echo 1 > events/kgsl/enable
  11. echo 1 > events/camera/enable
  12. echo 1 > events/workqueue/enable
  13. echo > trace
  14. sleep 5
  15. echo 0 > tracing_on
  16. cp trace /tmp/trace
  17. chown comma: /tmp/trace
  18. echo /tmp/trace