Time the task dumping operations and add them to the analysis script when running with --task-dumps

src/task.c

@@ -915,6 +915,8 @@ void task_dump_all(struct engine *e, int step) {
 
 #ifdef SWIFT_DEBUG_TASKS
 
+  const ticks tic = getticks();
+
   /* Need this to convert ticks to seconds. */
   const unsigned long long cpufreq = clocks_get_cpufreq();
 
@@ -1008,6 +1010,10 @@ void task_dump_all(struct engine *e, int step) {
   }
   fclose(file_thread);
 #endif  // WITH_MPI
+
+  if (e->verbose)
+    message("took %.3f %s.", clocks_from_ticks(getticks() - tic),
+            clocks_getunit());
 #endif  // SWIFT_DEBUG_TASKS
 }
 
@@ -1036,6 +1042,8 @@ void task_dump_all(struct engine *e, int step) {
 void task_dump_stats(const char *dumpfile, struct engine *e, int header,
                      int allranks) {
 
+  const ticks function_tic = getticks();
+
   /* Need arrays for sum, min and max across all types and subtypes. */
   double sum[task_type_count][task_subtype_count];
   double tsum[task_type_count][task_subtype_count];
@@ -1171,6 +1179,10 @@ void task_dump_stats(const char *dumpfile, struct engine *e, int header,
 #ifdef WITH_MPI
   }
 #endif
+
+  if (e->verbose)
+    message("took %.3f %s.", clocks_from_ticks(getticks() - function_tic),
+            clocks_getunit());
 }
 
 /**
@@ -1188,6 +1200,8 @@ void task_dump_stats(const char *dumpfile, struct engine *e, int header,
  */
 void task_dump_active(struct engine *e) {
 
+  const ticks tic = getticks();
+
   /* Need this to convert ticks to seconds. */
   unsigned long long cpufreq = clocks_get_cpufreq();
   char dumpfile[35];
@@ -1234,4 +1248,8 @@ void task_dump_active(struct engine *e) {
     count++;
   }
   fclose(file_thread);
+
+  if (e->verbose)
+    message("took %.3f %s.", clocks_from_ticks(getticks() - tic),
+            clocks_getunit());
 }

tools/analyse_runtime.py

@@ -97,6 +97,9 @@ labels = [
     ["engine_print_task_counts:", 0],
     ["engine_drift_top_multipoles:", 0],
     ["Communicating rebuild flag", 0],
+    ["task_dump_all", 0],
+    ["task_dump_stats", 0],
+    ["task_dump_active", 0],
     ["engine_split:", 0],
     ["space_init", 0],
     ["engine_init", 0],