test/trace_processor/thread_time_in_state.out - third_party/perfetto - Git at Google

 "ts","tid","cpu","freq","time_ms"
 2,5,0,100,10
 2,5,0,200,10
 3,5,0,100,20
 3,5,0,200,10
 3,7,2,1000,10
 3,11,2,2000,10
 3,12,2,2000,10
 4,5,0,200,20
 4,11,2,2000,20
 4,12,2,2000,20
	"ts","tid","cpu","freq","time_ms"
	2,5,0,100,10
	2,5,0,200,10
	3,5,0,100,20
	3,5,0,200,10
	3,7,2,1000,10
	3,11,2,2000,10
	3,12,2,2000,10
	4,5,0,200,20
	4,11,2,2000,20
	4,12,2,2000,20