Added realtime checkpoint autosaves after 10 minutes idaholab#12722

framework/include/outputs/Checkpoint.h

@@ -13,6 +13,7 @@
 #include "FileOutput.h"
 #include "RestartableDataIO.h"
 
+#include <chrono>
 #include <deque>
 
 /**
@@ -124,6 +125,9 @@ class Checkpoint : public FileOutput
   /// Vector of checkpoint filename structures
   std::deque<CheckpointFileNames> _file_names;
 
+  /// Starting time compared against to see if we should automatically print out a checkpoint
+  std::chrono::time_point<std::chrono::steady_clock> start_time;
+
   static constexpr auto ASCII_MESH_SUFFIX = "_mesh.cpa";
   static constexpr auto BINARY_MESH_SUFFIX = "_mesh.cpr";
 };

framework/src/outputs/Checkpoint.C

@@ -61,6 +61,8 @@ Checkpoint::Checkpoint(const InputParameters & parameters)
     _restartable_data(_app.getRestartableData()),
     _restartable_data_io(RestartableDataIO(*_problem_ptr))
 {
+  if (_is_autosave == SYSTEM_AUTOSAVE || (_is_autosave == MODIFIED_EXISTING))
+    start_time = std::chrono::steady_clock::now();
 }
 
 std::string
@@ -110,6 +112,12 @@ Checkpoint::shouldOutput(const ExecFlagType & type)
   // as the autosave and that checkpoint isn't on its interval, then output.
   if (_is_autosave == SYSTEM_AUTOSAVE || (_is_autosave == MODIFIED_EXISTING && !shouldOutput))
   {
+    auto curr_time = std::chrono::steady_clock::now();
+    auto elapsed = std::chrono::duration_cast<std::chrono::minutes>(curr_time-start_time);
+    if (elapsed >= std::chrono::minutes(10)){
+      start_time = std::chrono::steady_clock::now();
+      return true;
+    }
     // If this is a pure system-created autosave through AutoCheckpointAction,
     // then sync across processes and only output one time per signal received.
     comm().max(Moose::interrupt_signal_number);