Lines Matching refs:tracing
11 using the event tracing infrastructure.
13 Not all tracepoints can be traced using the event tracing system;
15 tracing information is saved into the tracing buffer, and how the
16 tracing information should be printed.
24 The events which are available for tracing can be found in the file
25 /sys/kernel/debug/tracing/available_events.
28 to /sys/kernel/debug/tracing/set_event. For example:
30 # echo sched_wakeup >> /sys/kernel/debug/tracing/set_event
38 # echo '!sched_wakeup' >> /sys/kernel/debug/tracing/set_event
42 # echo > /sys/kernel/debug/tracing/set_event
46 # echo *:* > /sys/kernel/debug/tracing/set_event
55 # echo 'irq:*' > /sys/kernel/debug/tracing/set_event
60 The events available are also listed in /sys/kernel/debug/tracing/events/ hierarchy
65 # echo 1 > /sys/kernel/debug/tracing/events/sched/sched_wakeup/enable
69 # echo 0 > /sys/kernel/debug/tracing/events/sched/sched_wakeup/enable
73 # echo 1 > /sys/kernel/debug/tracing/events/sched/enable
77 # echo 1 > /sys/kernel/debug/tracing/events/enable
128 # cat /sys/kernel/debug/tracing/events/sched/sched_wakeup/format
211 # cd /sys/kernel/debug/tracing/events/sched/sched_wakeup
216 # cd /sys/kernel/debug/tracing/events/signal/signal_generate
223 # cd /sys/kernel/debug/tracing/events/signal/signal_generate
263 # cd /sys/kernel/debug/tracing/events/sched
273 # cd /sys/kernel/debug/tracing/events/sched
284 # cd /sys/kernel/debug/tracing/events/sched
295 exists, will filter all events from tracing any task that does not have the
298 # cd /sys/kernel/debug/tracing
388 /sys/kernel/debug/tracing/events/syscalls/sys_enter_read/trigger
395 /sys/kernel/debug/tracing/events/syscalls/sys_exit_read/trigger
405 /sys/kernel/debug/tracing/events/syscalls/sys_enter_read/trigger
408 /sys/kernel/debug/tracing/events/syscalls/sys_exit_read/trigger
427 /sys/kernel/debug/tracing/events/kmem/kmalloc/trigger
433 /sys/kernel/debug/tracing/events/kmem/kmalloc/trigger
442 /sys/kernel/debug/tracing/events/kmem/kmalloc/trigger
445 /sys/kernel/debug/tracing/events/kmem/kmalloc/trigger
451 /sys/kernel/debug/tracing/events/kmem/kmalloc/trigger
462 queue is unplugged with a depth > 1. If you were tracing a set of
467 /sys/kernel/debug/tracing/events/block/block_unplug/trigger
472 /sys/kernel/debug/tracing/events/block/block_unplug/trigger
477 /sys/kernel/debug/tracing/events/block/block_unplug/trigger
480 /sys/kernel/debug/tracing/events/block/block_unplug/trigger
487 These commands turn tracing on and off when the specified events are
488 hit. The parameter determines how many times the tracing system is
491 The following command turns tracing off the first time a block
492 request queue is unplugged with a depth > 1. If you were tracing a
498 /sys/kernel/debug/tracing/events/block/block_unplug/trigger
500 To always disable tracing when nr_rq > 1 :
503 /sys/kernel/debug/tracing/events/block/block_unplug/trigger
508 /sys/kernel/debug/tracing/events/block/block_unplug/trigger
511 /sys/kernel/debug/tracing/events/block/block_unplug/trigger