diff options
| -rw-r--r-- | tools/perf/builtin-sched.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index b12b23ac06f3..7cca7c15b40a 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -140,6 +140,7 @@ struct work_atoms { struct thread *thread; struct rb_node node; u64 max_lat; + u64 max_lat_at; u64 total_lat; u64 nb_atoms; u64 total_runtime; @@ -1013,8 +1014,10 @@ add_sched_in_event(struct work_atoms *atoms, u64 timestamp) delta = atom->sched_in_time - atom->wake_up_time; atoms->total_lat += delta; - if (delta > atoms->max_lat) + if (delta > atoms->max_lat) { atoms->max_lat = delta; + atoms->max_lat_at = timestamp; + } atoms->nb_atoms++; } @@ -1210,10 +1213,11 @@ static void output_lat_thread(struct work_atoms *work_list) avg = work_list->total_lat / work_list->nb_atoms; - printf("|%11.3f ms |%9llu | avg:%9.3f ms | max:%9.3f ms |\n", + printf("|%11.3f ms |%9llu | avg:%9.3f ms | max:%9.3f ms | max at: %9.6f s\n", (double)work_list->total_runtime / 1e6, work_list->nb_atoms, (double)avg / 1e6, - (double)work_list->max_lat / 1e6); + (double)work_list->max_lat / 1e6, + (double)work_list->max_lat_at / 1e9); } static int pid_cmp(struct work_atoms *l, struct work_atoms *r) @@ -1704,9 +1708,9 @@ static void __cmd_lat(void) read_events(); sort_lat(); - printf("\n -----------------------------------------------------------------------------------------\n"); - printf(" Task | Runtime ms | Switches | Average delay ms | Maximum delay ms |\n"); - printf(" -----------------------------------------------------------------------------------------\n"); + printf("\n ---------------------------------------------------------------------------------------------------------------\n"); + printf(" Task | Runtime ms | Switches | Average delay ms | Maximum delay ms | Maximum delay at |\n"); + printf(" ---------------------------------------------------------------------------------------------------------------\n"); next = rb_first(&sorted_atom_root); |