1on property:sys.boot_completed=1 2 chown system system /sys/kernel/tracing/instances/goog_cpm_mailbox 3 chown system system /sys/kernel/tracing/instances/goog_cpm_mailbox/trace 4 write /sys/kernel/tracing/instances/goog_cpm_mailbox/buffer_size_kb 512 5 6 chown system system /sys/kernel/tracing/instances/goog_nq_mailbox 7 chown system system /sys/kernel/tracing/instances/goog_nq_mailbox/trace 8 write /sys/kernel/tracing/instances/goog_nq_mailbox/buffer_size_kb 512 9