Lines Matching refs:tracer

137 # All tracer options should select GENERIC_TRACER. For those options that are
138 # enabled by all tracers (context switch and event tracer) they select TRACING.
139 # This allows those options to appear when no other tracer is selected. But the
200 	  sequence is then dynamically patched into a tracer call when
294 	  This special tracer records the maximum stack footprint of the
297 	  This tracer works by hooking into every function call that the
300 	  then it will not have any overhead while the stack tracer
303 	  To enable the stack tracer on bootup, pass in 'stacktrace'
306 	  The stack tracer can also be enabled or disabled via the
372 	  This tracer tracks the latency of the highest priority task
380 	 This tracer, when enabled will create one or more kernel threads,
385 	 time, this tracer will detect it. This is useful for testing
402 	 When the tracer is not running, it has no affect on the system,
404 	 periodically non responsive. Do not run this tracer on a
407 	 To enable this tracer, echo in "hwlat" into the current_tracer
412 	bool "OS Noise tracer"
423 	  The osnoise tracer leverages the hwlat_detector by running a similar
425 	  the sources of osnoise during its execution. The osnoise tracer takes
434 	  interference. At the end of the period, the osnoise tracer prints
438 	  In addition to the tracer, a set of tracepoints were added to
443 	  To enable this tracer, echo in "osnoise" into the current_tracer
447 	bool "Timerlat tracer"
451 	  The timerlat tracer aims to help the preemptive kernel developers
454 	  The tracer creates a per-cpu kernel thread with real-time priority.
455 	  The tracer thread sets a periodic timer to wakeup itself, and goes
461 	  The tracer prints two lines at every activation. The first is the
468 	  The tracer is build on top of osnoise tracer, and the osnoise:
492 	  This tracer hooks to various trace points in the kernel,
494 	  want to trace. It also includes the sched_switch tracer plugin.
502 	  Basic tracer to catch the syscall entry and exit events.
567 	  This tracer profiles all likely and unlikely macros
579 	  This tracer profiles all branch conditions. Every if ()
957 	  a series of tests are made to verify that the tracer is
1064 	  tracer is running on, specify cpu_affinity=cpu_num at the end of the