@@ -161,3 +161,5 @@ All values are given in seconds and are measured on the master process.
              source sites between processes for load balancing.
            - **accumulating tallies** (*double*) -- Time spent communicating
              tally results and evaluating their statistics.
+          - **writing statepoints** (*double*) -- Time spent writing statepoint
+            files
@@ -22,6 +22,7 @@ extern Timer time_inactive;
 extern Timer time_initialize;
 extern Timer time_read_xs;
 extern Timer time_sample_source;
+extern Timer time_statepoint;
 extern Timer time_tallies;
 extern Timer time_total;
 extern Timer time_transport;
 
@@ -420,6 +420,7 @@ void print_runtime()
     show_time("SEND/RECV source sites", time_bank_sendrecv.elapsed(), 2);
   }
   show_time("Time accumulating tallies", time_tallies.elapsed(), 1);
+  show_time("Time writing statepoints", time_statepoint.elapsed(), 1);
   show_time("Total time for finalization", time_finalize.elapsed());
   show_time("Total time elapsed", time_total.elapsed());
 
 
@@ -33,6 +33,8 @@ namespace openmc {
 extern "C" int
 openmc_statepoint_write(const char* filename, bool* write_source)
 {
+  simulation::time_statepoint.start();
+
   // Set the filename
   std::string filename_;
   if (filename) {
@@ -296,6 +298,7 @@ openmc_statepoint_write(const char* filename, bool* write_source)
     }
     write_dataset(runtime_group, "accumulating tallies", time_tallies.elapsed());
     write_dataset(runtime_group, "total", time_total.elapsed());
+    write_dataset(runtime_group, "writing statepoints", time_statepoint.elapsed());
     close_group(runtime_group);
 
     file_close(file_id);
@@ -314,6 +317,8 @@ openmc_statepoint_write(const char* filename, bool* write_source)
     if (mpi::master || parallel) file_close(file_id);
   }
 
+  simulation::time_statepoint.stop();
+
   return 0;
 }
 
 
@@ -17,6 +17,7 @@ Timer time_inactive;
 Timer time_initialize;
 Timer time_read_xs;
 Timer time_sample_source;
+Timer time_statepoint;
 Timer time_tallies;
 Timer time_total;
 Timer time_transport;
@@ -76,6 +77,7 @@ void reset_timers()
   simulation::time_initialize.reset();
   simulation::time_read_xs.reset();
   simulation::time_sample_source.reset();
+  simulation::time_statepoint.reset();
   simulation::time_tallies.reset();
   simulation::time_total.reset();
   simulation::time_transport.reset();
Original file line number	Diff line number	Diff line change
`@@ -420,6 +420,7 @@ void print_runtime()`
`420`	`420`	`show_time("SEND/RECV source sites", time_bank_sendrecv.elapsed(), 2);`
`421`	`421`	`}`
`422`	`422`	`show_time("Time accumulating tallies", time_tallies.elapsed(), 1);`
	`423`	`+ show_time("Time writing statepoints", time_statepoint.elapsed(), 1);`
`423`	`424`	`show_time("Total time for finalization", time_finalize.elapsed());`
`424`	`425`	`show_time("Total time elapsed", time_total.elapsed());`
`425`	`426`
Original file line number	Diff line number	Diff line change
`@@ -33,6 +33,8 @@ namespace openmc {`
`33`	`33`	`extern "C" int`
`34`	`34`	`openmc_statepoint_write(const char* filename, bool* write_source)`
`35`	`35`	`{`
	`36`	`+ simulation::time_statepoint.start();`
	`37`	`+`
`36`	`38`	`// Set the filename`
`37`	`39`	`std::string filename_;`
`38`	`40`	`if (filename) {`
`@@ -296,6 +298,7 @@ openmc_statepoint_write(const char* filename, bool* write_source)`
`296`	`298`	`}`
`297`	`299`	`write_dataset(runtime_group, "accumulating tallies", time_tallies.elapsed());`
`298`	`300`	`write_dataset(runtime_group, "total", time_total.elapsed());`
	`301`	`+ write_dataset(runtime_group, "writing statepoints", time_statepoint.elapsed());`
`299`	`302`	`close_group(runtime_group);`
`300`	`303`
`301`	`304`	`file_close(file_id);`
`@@ -314,6 +317,8 @@ openmc_statepoint_write(const char* filename, bool* write_source)`
`314`	`317`	`if (mpi::master \|\| parallel) file_close(file_id);`
`315`	`318`	`}`
`316`	`319`
	`320`	`+ simulation::time_statepoint.stop();`
	`321`	`+`
`317`	`322`	`return 0;`
`318`	`323`	`}`
`319`	`324`