perf/Documentation/perf-intel-pt.txt

11 'perf record' -e intel_pt//
63 	perf record -e intel_pt//u ls
75 	sudo perf record -o pt_ls --kcore -e intel_pt// -- ls
103 	perf record -e intel_pt//u ls
203 	-e intel_pt//
207 	-e intel_pt/tsc,noretcomp=0/
211 	-e intel_pt/tsc=1,noretcomp=0/
215 The config terms are listed in /sys/devices/intel_pt/format.  They are bit
220 	$ grep -H . /sys/bus/event_source/devices/intel_pt/format/*
221 	/sys/bus/event_source/devices/intel_pt/format/cyc:config:1
222 	/sys/bus/event_source/devices/intel_pt/format/cyc_thresh:config:19-22
223 	/sys/bus/event_source/devices/intel_pt/format/mtc:config:9
224 	/sys/bus/event_source/devices/intel_pt/format/mtc_period:config:14-17
225 	/sys/bus/event_source/devices/intel_pt/format/noretcomp:config:11
226 	/sys/bus/event_source/devices/intel_pt/format/psb_period:config:24-27
227 	/sys/bus/event_source/devices/intel_pt/format/tsc:config:10
231 	-e intel_pt/noretcomp=0/
235 	-e intel_pt/tsc=1,noretcomp=0/
239 	-e intel_pt/tsc=0/
243 	-e intel_pt/config=0x400/
310 			/sys/bus/event_source/devices/intel_pt/caps/psb_cyc
317 			/sys/bus/event_source/devices/intel_pt/caps/psb_periods
332 			$ perf record -e intel_pt/psb_period=15/u uname
333 			Invalid psb_period for intel_pt. Valid values are: 0-5
354 			/sys/bus/event_source/devices/intel_pt/caps/mtc
367 			/sys/bus/event_source/devices/intel_pt/caps/mtc_periods
384 			$ perf record -e intel_pt/mtc_period=15/u uname
385 			Invalid mtc_period for intel_pt. Valid values are: 0,3,6,9
399 			/sys/bus/event_source/devices/intel_pt/caps/psb_cyc
412 			/sys/bus/event_source/devices/intel_pt/caps/cycle_thresholds
430 			$ perf record -e intel_pt/cyc,cyc_thresh=15/u uname
431 			Invalid cyc_thresh for intel_pt. Valid values are: 0-12
450 			/sys/bus/event_source/devices/intel_pt/caps/ptwrite
466 			/sys/bus/event_source/devices/intel_pt/caps/power_event_trace
485 	-e intel_pt//u
491 	perf record --aux-sample -e '{intel_pt//u,branch-misses:u}'
496 	perf record -e intel_pt//u -e branch-misses/aux-sample-size=8192/u
500 	perf record -e '{intel_pt//u,branch-misses/aux-sample-size=8192/u}'
504 …perf record -e intel_pt//u --filter 'filter * @/bin/ls' -e branch-misses/aux-sample-size=8192/u --…
594 	perf record -e intel_pt//u uname
598 	perf record --aux-sample -e intel_pt//u -e branch-misses:u
603 	perf record -v -e intel_pt//u -S ./loopy 1000000000 &
619 	$ sudo ~/bin/perf record --control fifo:perf.control,perf.ack -S -e intel_pt//u -- sleep 60 &
650 wait, the intel_pt event gets disabled.  Because it is difficult to know when
651 that happens, perf tools always re-enable the intel_pt event after copying out
676 In order to make a snapshot, the intel_pt event is disabled using an IOCTL,
680 continue to be recorded while intel_pt is disabled.  That is important to ensure
761 	$ perf record -vv -e intel_pt//u uname
927 The "d" option will cause the creation of a file "intel_pt.log" containing all
979 	perf record --aux-sample -e '{intel_pt//u,branch-misses:u}' -- ls
1109 	$ perf record -e intel_pt//u ./sort 3000
1131 	perf record -c 10000 -e '{intel_pt/branch=0/,cycles/aux-output/ppp}' uname