28 	/* perf [perf]   main() */
36 	/* perf [perf]   main() */
40 	/* bash [bash]   main() */
53 	/*   schedule => run_command => main */
55 	/*   main  */
57 	/*   cmd_record => run_command => main */
59 	/*   malloc => cmd_record => run_command => main */
62 	/*   free => cmd_record => run_command => main */
65 	/*   main */
67 	/*   page_fault => sys_perf_event_open => run_command => main */
70 	/*   main */
72 	/*   xmalloc => malloc => xmalloc => malloc => xmalloc => main */
75 	/*   page_fault => malloc => main */
258 	 *   20.00%     perf  perf           [.] main  in test1()
260 	 *   10.00%     bash  bash           [.] main  in test1()
269 		{ 0, 2000, "perf", "perf",     "main" },  in test1()
271 		{ 0, 1000, "bash", "bash",     "main" },  in test1()
309 	 *   20.00%     perf  perf           [.] main  in test2()
311 	 *              --- main  in test2()
317 	 *                  main  in test2()
319 	 *   10.00%     bash  bash           [.] main  in test2()
321 	 *              --- main  in test2()
330 	 *                  main  in test2()
337 	 *                  main  in test2()
343 	 *                  main  in test2()
350 	 *                  main  in test2()
357 	 *                  main  in test2()
363 	 *                  main  in test2()
367 		{ 0, 2000, "perf", "perf",     "main" },  in test2()
369 		{ 0, 1000, "bash", "bash",     "main" },  in test2()
379 			1, {	{ "perf",     "main" }, },  in test2()
384 				{ "bash",     "main" }, },  in test2()
387 			1, {	{ "bash",     "main" }, },  in test2()
395 				{ "bash",     "main" }, },  in test2()
401 				{ "perf",     "main" }, },  in test2()
406 				{ "perf",     "main" }, },  in test2()
412 				{ "perf",     "main" }, },  in test2()
418 				{ "perf",     "main" }, },  in test2()
423 				{ "perf",     "main" }, },  in test2()
457 	 *   70.00%    20.00%     perf  perf           [.] main  in test3()
459 	 *   30.00%    10.00%     bash  bash           [.] main  in test3()
471 		{ 7000, 2000, "perf", "perf",     "main" },  in test3()
473 		{ 3000, 1000, "bash", "bash",     "main" },  in test3()
514 	 *   70.00%    20.00%     perf  perf           [.] main  in test4()
516 	 *              --- main  in test4()
521 	 *                  main  in test4()
523 	 *   30.00%    10.00%     bash  bash           [.] main  in test4()
525 	 *              --- main  in test4()
531 	 *                  main  in test4()
538 	 *                 |           main  in test4()
539 	 *                  --50.00%-- main  in test4()
545 	 *                  main  in test4()
554 	 *                  main  in test4()
560 	 *                  main  in test4()
567 	 *                  main  in test4()
573 	 *                  main  in test4()
580 	 *                  main  in test4()
587 	 *                  main  in test4()
591 		{ 7000, 2000, "perf", "perf",     "main" },  in test4()
593 		{ 3000, 1000, "bash", "bash",     "main" },  in test4()
606 			1, {	{ "perf",     "main" }, },  in test4()
610 				{ "perf",     "main" }, },  in test4()
613 			1, {	{ "bash",     "main" }, },  in test4()
618 				{ "perf",     "main" }, },  in test4()
623 				{ "bash",     "main" },  in test4()
624 				{ "bash",     "main" }, },  in test4()
629 				{ "bash",     "main" }, },  in test4()
637 				{ "bash",     "main" }, },  in test4()
642 				{ "perf",     "main" }, },  in test4()
648 				{ "perf",     "main" }, },  in test4()
653 				{ "perf",     "main" }, },  in test4()
659 				{ "perf",     "main" }, },  in test4()
665 				{ "perf",     "main" }, },  in test4()