Syn before record the time in mark

Author: tharittk

pylops_mpi/utils/benchmark.py

@@ -133,6 +133,7 @@ def wrapper(*args, **kwargs):
             header_index = len(_markers) - 1
 
             def local_mark(label):
+                _sync()
                 _markers.append((label, time.perf_counter(), level))
 
             _mark_func_stack.append(local_mark)