Lines Matching full:top
2 * builtin-top.c
4 * Builtin top command: Display a continuously updated profile of
36 #include "util/top.h"
84 static void perf_top__update_print_entries(struct perf_top *top) in perf_top__update_print_entries() argument
86 top->print_entries = top->winsize.ws_row - HEADER_LINE_NR; in perf_top__update_print_entries()
94 static void perf_top__resize(struct perf_top *top) in perf_top__resize() argument
96 get_term_dimensions(&top->winsize); in perf_top__resize()
97 perf_top__update_print_entries(top); in perf_top__resize()
100 static int perf_top__parse_source(struct perf_top *top, struct hist_entry *he) in perf_top__parse_source() argument
130 if (!symbol__hists(sym, top->evlist->nr_entries)) { in perf_top__parse_source()
138 err = symbol__annotate(sym, map, evsel, 0, &top->annotation_opts, NULL); in perf_top__parse_source()
140 top->sym_filter_entry = he; in perf_top__parse_source()
184 static void perf_top__record_precise_ip(struct perf_top *top, in perf_top__record_precise_ip() argument
194 (top->sym_filter_entry == NULL || in perf_top__record_precise_ip()
195 top->sym_filter_entry->ms.sym != sym))) in perf_top__record_precise_ip()
226 static void perf_top__show_details(struct perf_top *top) in perf_top__show_details() argument
228 struct hist_entry *he = top->sym_filter_entry; in perf_top__show_details()
249 printf("Showing %s for %s\n", perf_evsel__name(top->sym_evsel), symbol->name); in perf_top__show_details()
250 printf(" Events Pcnt (>=%d%%)\n", top->annotation_opts.min_pcnt); in perf_top__show_details()
252 more = symbol__annotate_printf(symbol, he->ms.map, top->sym_evsel, &top->annotation_opts); in perf_top__show_details()
254 if (top->evlist->enabled) { in perf_top__show_details()
255 if (top->zero) in perf_top__show_details()
256 symbol__annotate_zero_histogram(symbol, top->sym_evsel->idx); in perf_top__show_details()
258 symbol__annotate_decay_histogram(symbol, top->sym_evsel->idx); in perf_top__show_details()
266 static void perf_top__print_sym_table(struct perf_top *top) in perf_top__print_sym_table() argument
270 const int win_width = top->winsize.ws_col - 1; in perf_top__print_sym_table()
271 struct perf_evsel *evsel = top->sym_evsel; in perf_top__print_sym_table()
276 perf_top__header_snprintf(top, bf, sizeof(bf)); in perf_top__print_sym_table()
279 perf_top__reset_sample_counters(top); in perf_top__print_sym_table()
283 if (!top->record_opts.overwrite && in perf_top__print_sym_table()
294 if (top->sym_filter_entry) { in perf_top__print_sym_table()
295 perf_top__show_details(top); in perf_top__print_sym_table()
299 if (top->evlist->enabled) { in perf_top__print_sym_table()
300 if (top->zero) { in perf_top__print_sym_table()
303 hists__decay_entries(hists, top->hide_user_symbols, in perf_top__print_sym_table()
304 top->hide_kernel_symbols); in perf_top__print_sym_table()
311 hists__output_recalc_col_len(hists, top->print_entries - printed); in perf_top__print_sym_table()
313 hists__fprintf(hists, false, top->print_entries - printed, win_width, in perf_top__print_sym_table()
314 top->min_percent, stdout, !symbol_conf.use_callchain); in perf_top__print_sym_table()
352 static void perf_top__prompt_symbol(struct perf_top *top, const char *msg) in perf_top__prompt_symbol() argument
355 struct hist_entry *syme = top->sym_filter_entry, *n, *found = NULL; in perf_top__prompt_symbol()
356 struct hists *hists = evsel__hists(top->sym_evsel); in perf_top__prompt_symbol()
363 top->sym_filter_entry = NULL; in perf_top__prompt_symbol()
388 perf_top__parse_source(top, found); in perf_top__prompt_symbol()
394 static void perf_top__print_mapped_keys(struct perf_top *top) in perf_top__print_mapped_keys() argument
398 if (top->sym_filter_entry) { in perf_top__print_mapped_keys()
399 struct symbol *sym = top->sym_filter_entry->ms.sym; in perf_top__print_mapped_keys()
404 fprintf(stdout, "\t[d] display refresh delay. \t(%d)\n", top->delay_secs); in perf_top__print_mapped_keys()
405 fprintf(stdout, "\t[e] display entries (lines). \t(%d)\n", top->print_entries); in perf_top__print_mapped_keys()
407 if (top->evlist->nr_entries > 1) in perf_top__print_mapped_keys()
408 …fprintf(stdout, "\t[E] active event counter. \t(%s)\n", perf_evsel__name(top->sym… in perf_top__print_mapped_keys()
410 fprintf(stdout, "\t[f] profile display filter (count). \t(%d)\n", top->count_filter); in perf_top__print_mapped_keys()
412 …fprintf(stdout, "\t[F] annotate display filter (percent). \t(%d%%)\n", top->annotation_opts.mi… in perf_top__print_mapped_keys()
418 top->hide_kernel_symbols ? "yes" : "no"); in perf_top__print_mapped_keys()
421 top->hide_user_symbols ? "yes" : "no"); in perf_top__print_mapped_keys()
422 fprintf(stdout, "\t[z] toggle sample zeroing. \t(%d)\n", top->zero ? 1 : 0); in perf_top__print_mapped_keys()
426 static int perf_top__key_mapped(struct perf_top *top, int c) in perf_top__key_mapped() argument
442 return top->evlist->nr_entries > 1 ? 1 : 0; in perf_top__key_mapped()
450 static bool perf_top__handle_keypress(struct perf_top *top, int c) in perf_top__handle_keypress() argument
454 if (!perf_top__key_mapped(top, c)) { in perf_top__handle_keypress()
458 perf_top__print_mapped_keys(top); in perf_top__handle_keypress()
468 if (!perf_top__key_mapped(top, c)) in perf_top__handle_keypress()
474 prompt_integer(&top->delay_secs, "Enter display delay"); in perf_top__handle_keypress()
475 if (top->delay_secs < 1) in perf_top__handle_keypress()
476 top->delay_secs = 1; in perf_top__handle_keypress()
479 prompt_integer(&top->print_entries, "Enter display entries (lines)"); in perf_top__handle_keypress()
480 if (top->print_entries == 0) { in perf_top__handle_keypress()
481 perf_top__resize(top); in perf_top__handle_keypress()
488 if (top->evlist->nr_entries > 1) { in perf_top__handle_keypress()
494 evlist__for_each_entry(top->evlist, top->sym_evsel) in perf_top__handle_keypress()
495 fprintf(stderr, "\n\t%d %s", top->sym_evsel->idx, perf_evsel__name(top->sym_evsel)); in perf_top__handle_keypress()
499 if (counter >= top->evlist->nr_entries) { in perf_top__handle_keypress()
500 top->sym_evsel = perf_evlist__first(top->evlist); in perf_top__handle_keypress()
501 fprintf(stderr, "Sorry, no such event, using %s.\n", perf_evsel__name(top->sym_evsel)); in perf_top__handle_keypress()
505 evlist__for_each_entry(top->evlist, top->sym_evsel) in perf_top__handle_keypress()
506 if (top->sym_evsel->idx == counter) in perf_top__handle_keypress()
509 top->sym_evsel = perf_evlist__first(top->evlist); in perf_top__handle_keypress()
512 prompt_integer(&top->count_filter, "Enter display event count filter"); in perf_top__handle_keypress()
515 prompt_percent(&top->annotation_opts.min_pcnt, in perf_top__handle_keypress()
519 top->hide_kernel_symbols = !top->hide_kernel_symbols; in perf_top__handle_keypress()
524 if (top->dump_symtab) in perf_top__handle_keypress()
525 perf_session__fprintf_dsos(top->session, stderr); in perf_top__handle_keypress()
529 perf_top__prompt_symbol(top, "Enter details symbol"); in perf_top__handle_keypress()
532 if (!top->sym_filter_entry) in perf_top__handle_keypress()
535 struct hist_entry *syme = top->sym_filter_entry; in perf_top__handle_keypress()
537 top->sym_filter_entry = NULL; in perf_top__handle_keypress()
542 top->hide_user_symbols = !top->hide_user_symbols; in perf_top__handle_keypress()
545 top->zero = !top->zero; in perf_top__handle_keypress()
583 struct perf_top *top = arg; in display_thread_tui() local
584 const char *help = "For a higher level overview, try: perf top --sort comm,dso"; in display_thread_tui()
587 .arg = top, in display_thread_tui()
588 .refresh = top->delay_secs, in display_thread_tui()
598 perf_top__sort_new_samples(top); in display_thread_tui()
605 evlist__for_each_entry(top->evlist, pos) { in display_thread_tui()
607 hists->uid_filter_str = top->record_opts.target.uid_str; in display_thread_tui()
610 perf_evlist__tui_browse_hists(top->evlist, help, &hbt, in display_thread_tui()
611 top->min_percent, in display_thread_tui()
612 &top->session->header.env, in display_thread_tui()
613 !top->record_opts.overwrite, in display_thread_tui()
614 &top->annotation_opts); in display_thread_tui()
638 struct perf_top *top = arg; in display_thread() local
651 delay_msecs = top->delay_secs * MSEC_PER_SEC; in display_thread()
659 perf_top__print_sym_table(top); in display_thread()
675 if (perf_top__handle_keypress(top, c)) in display_thread()
689 struct perf_top *top = arg; in hist_iter__top_callback() local
694 perf_top__record_precise_ip(top, he, iter->sample, evsel, al->addr); in hist_iter__top_callback()
697 !(top->record_opts.branch_stack & PERF_SAMPLE_BRANCH_ANY)); in hist_iter__top_callback()
707 struct perf_top *top = container_of(tool, struct perf_top, tool); in perf_event__process_sample() local
727 top->session->evlist->stats.nr_unprocessable_samples++); in perf_event__process_sample()
732 top->exact_samples++; in perf_event__process_sample()
740 if (!perf_evlist__exclude_kernel(top->session->evlist)) { in perf_event__process_sample()
766 if (!machine->kptr_restrict_warned && !top->vmlinux_warned && in perf_event__process_sample()
780 top->vmlinux_warned = true; in perf_event__process_sample()
799 err = hist_entry_iter__add(&iter, &al, top->max_stack, top); in perf_event__process_sample()
809 static void perf_top__mmap_read_idx(struct perf_top *top, int idx) in perf_top__mmap_read_idx() argument
811 struct record_opts *opts = &top->record_opts; in perf_top__mmap_read_idx()
812 struct perf_evlist *evlist = top->evlist; in perf_top__mmap_read_idx()
816 struct perf_session *session = top->session; in perf_top__mmap_read_idx()
836 ++top->samples; in perf_top__mmap_read_idx()
840 ++top->us_samples; in perf_top__mmap_read_idx()
841 if (top->hide_user_symbols) in perf_top__mmap_read_idx()
846 ++top->kernel_samples; in perf_top__mmap_read_idx()
847 if (top->hide_kernel_symbols) in perf_top__mmap_read_idx()
852 ++top->guest_kernel_samples; in perf_top__mmap_read_idx()
857 ++top->guest_us_samples; in perf_top__mmap_read_idx()
872 perf_event__process_sample(&top->tool, event, evsel, in perf_top__mmap_read_idx()
886 static void perf_top__mmap_read(struct perf_top *top) in perf_top__mmap_read() argument
888 bool overwrite = top->record_opts.overwrite; in perf_top__mmap_read()
889 struct perf_evlist *evlist = top->evlist; in perf_top__mmap_read()
897 for (i = 0; i < top->evlist->nr_mmaps; i++) in perf_top__mmap_read()
898 perf_top__mmap_read_idx(top, i); in perf_top__mmap_read()
906 if ((end - start) > (unsigned long long)top->delay_secs * NSEC_PER_SEC) in perf_top__mmap_read()
915 * perf top should support consistent term for all events.
930 static int perf_top__overwrite_check(struct perf_top *top) in perf_top__overwrite_check() argument
932 struct record_opts *opts = &top->record_opts; in perf_top__overwrite_check()
933 struct perf_evlist *evlist = top->evlist; in perf_top__overwrite_check()
975 static int perf_top_overwrite_fallback(struct perf_top *top, in perf_top_overwrite_fallback() argument
978 struct record_opts *opts = &top->record_opts; in perf_top_overwrite_fallback()
979 struct perf_evlist *evlist = top->evlist; in perf_top_overwrite_fallback()
996 static int perf_top__start_counters(struct perf_top *top) in perf_top__start_counters() argument
1000 struct perf_evlist *evlist = top->evlist; in perf_top__start_counters()
1001 struct record_opts *opts = &top->record_opts; in perf_top__start_counters()
1003 if (perf_top__overwrite_check(top)) { in perf_top__start_counters()
1004 ui__error("perf top only support consistent per-event " in perf_top__start_counters()
1013 if (perf_evsel__open(counter, top->evlist->cpus, in perf_top__start_counters()
1014 top->evlist->threads) < 0) { in perf_top__start_counters()
1018 * Because perf top is the only tool which has in perf_top__start_counters()
1027 perf_top_overwrite_fallback(top, counter)) in perf_top__start_counters()
1072 static int __cmd_top(struct perf_top *top) in __cmd_top() argument
1077 struct perf_evlist *evlist = top->evlist; in __cmd_top()
1078 struct record_opts *opts = &top->record_opts; in __cmd_top()
1082 top->session = perf_session__new(NULL, false, NULL); in __cmd_top()
1083 if (top->session == NULL) in __cmd_top()
1086 if (!top->annotation_opts.objdump_path) { in __cmd_top()
1087 ret = perf_env__lookup_objdump(&top->session->header.env, in __cmd_top()
1088 &top->annotation_opts.objdump_path); in __cmd_top()
1097 if (perf_session__register_idle_thread(top->session) < 0) in __cmd_top()
1100 if (top->nr_threads_synthesize > 1) in __cmd_top()
1103 machine__synthesize_threads(&top->session->machines.host, &opts->target, in __cmd_top()
1104 top->evlist->threads, false, in __cmd_top()
1106 top->nr_threads_synthesize); in __cmd_top()
1108 if (top->nr_threads_synthesize > 1) in __cmd_top()
1117 ret = perf_top__start_counters(top); in __cmd_top()
1129 top->session->evlist = top->evlist; in __cmd_top()
1130 perf_session__set_id_hdr_size(top->session); in __cmd_top()
1137 * XXX 'top' still doesn't start workloads like record, trace, but should, in __cmd_top()
1141 perf_evlist__enable(top->evlist); in __cmd_top()
1144 perf_evlist__poll(top->evlist, 100); in __cmd_top()
1146 perf_top__mmap_read(top); in __cmd_top()
1150 display_thread), top)) { in __cmd_top()
1155 if (top->realtime_prio) { in __cmd_top()
1158 param.sched_priority = top->realtime_prio; in __cmd_top()
1166 u64 hits = top->samples; in __cmd_top()
1168 perf_top__mmap_read(top); in __cmd_top()
1170 if (opts->overwrite || (hits == top->samples)) in __cmd_top()
1171 ret = perf_evlist__poll(top->evlist, 100); in __cmd_top()
1174 perf_top__resize(top); in __cmd_top()
1183 perf_session__delete(top->session); in __cmd_top()
1184 top->session = NULL; in __cmd_top()
1226 if (!strcmp(var, "top.call-graph")) { in perf_top_config()
1230 if (!strcmp(var, "top.children")) { in perf_top_config()
1242 struct perf_top *top = opt->value; in parse_percent_limit() local
1244 top->min_percent = strtof(arg, NULL); in parse_percent_limit()
1254 struct perf_top top = { in cmd_top() local
1272 struct record_opts *opts = &top.record_opts; in cmd_top()
1275 OPT_CALLBACK('e', "event", &top.evlist, "event", in cmd_top()
1291 OPT_BOOLEAN('K', "hide_kernel_symbols", &top.hide_kernel_symbols, in cmd_top()
1296 OPT_INTEGER('r', "realtime", &top.realtime_prio, in cmd_top()
1298 OPT_INTEGER('d', "delay", &top.delay_secs, in cmd_top()
1300 OPT_BOOLEAN('D', "dump-symtab", &top.dump_symtab, in cmd_top()
1302 OPT_INTEGER('f', "count-filter", &top.count_filter, in cmd_top()
1308 OPT_STRING(0, "sym-annotate", &top.sym_filter, "symbol name", in cmd_top()
1310 OPT_BOOLEAN('z', "zero", &top.zero, "zero history across updates"), in cmd_top()
1311 OPT_CALLBACK('F', "freq", &top.record_opts, "freq or 'max'", in cmd_top()
1314 OPT_INTEGER('E', "entries", &top.print_entries, in cmd_top()
1316 OPT_BOOLEAN('U', "hide_user_symbols", &top.hide_user_symbols, in cmd_top()
1318 OPT_BOOLEAN(0, "tui", &top.use_tui, "Use the TUI interface"), in cmd_top()
1319 OPT_BOOLEAN(0, "stdio", &top.use_stdio, "Use the stdio interface"), in cmd_top()
1337 OPT_INTEGER(0, "max-stack", &top.max_stack, in cmd_top()
1351 OPT_BOOLEAN(0, "source", &top.annotation_opts.annotate_src, in cmd_top()
1353 OPT_BOOLEAN(0, "asm-raw", &top.annotation_opts.show_asm_raw, in cmd_top()
1357 OPT_STRING(0, "objdump", &top.annotation_opts.objdump_path, "path", in cmd_top()
1359 …OPT_STRING('M', "disassembler-style", &top.annotation_opts.disassembler_style, "disassembler style… in cmd_top()
1362 OPT_CALLBACK(0, "percent-limit", &top, "percent", in cmd_top()
1382 OPT_UINTEGER(0, "num-thread-synthesize", &top.nr_threads_synthesize, in cmd_top()
1387 "perf top [<options>]", in cmd_top()
1395 top.annotation_opts.min_pcnt = 5; in cmd_top()
1396 top.annotation_opts.context = 4; in cmd_top()
1398 top.evlist = perf_evlist__new(); in cmd_top()
1399 if (top.evlist == NULL) in cmd_top()
1402 status = perf_config(perf_top_config, &top); in cmd_top()
1410 if (!top.evlist->nr_entries && in cmd_top()
1411 perf_evlist__add_default(top.evlist) < 0) { in cmd_top()
1433 if (top.use_stdio) in cmd_top()
1435 else if (top.use_tui) in cmd_top()
1440 if (setup_sorting(top.evlist) < 0) { in cmd_top()
1469 if (perf_evlist__create_maps(top.evlist, target) < 0) { in cmd_top()
1475 if (top.delay_secs < 1) in cmd_top()
1476 top.delay_secs = 1; in cmd_top()
1483 top.sym_evsel = perf_evlist__first(top.evlist); in cmd_top()
1506 get_term_dimensions(&top.winsize); in cmd_top()
1507 if (top.print_entries == 0) { in cmd_top()
1508 perf_top__update_print_entries(&top); in cmd_top()
1512 status = __cmd_top(&top); in cmd_top()
1515 perf_evlist__delete(top.evlist); in cmd_top()