Add timming of the compute min peak algo.

theano/compile/profiling.py

@@ -657,6 +657,7 @@ class ProfileStats(object):
 
         # track min peak memory usage
         min_max_peak = 0
+        min_peak_time = 0
 
         def count_running_memory(order, fgraph, nodes_mem):
             """
@@ -983,7 +984,9 @@ class ProfileStats(object):
             # Config: whether print min memory peak
             if config.profiling.min_peak_memory:
                 node_list = fgraph.apply_nodes
+                ttt = time.time()
                 min_peak = count_minimum_peak(node_list, fgraph, nodes_mem)
+                min_peak_time += time.time() - ttt
                 min_max_peak = max(min_max_peak, min_peak)
 
             del fgraph, nodes_mem
@@ -1008,8 +1011,8 @@ class ProfileStats(object):
             new_max_running_max_memory_size / 1024.)), int(round(
             max_running_max_memory_size / 1024.)))
         if min_max_peak:
-            print >> file,  "    Minimum peak from all valid apply node order is %dKB" % int(round(
-                min_max_peak / 1024.))
+            print >> file,  "    Minimum peak from all valid apply node order is %dKB(took %f.2s to compute)" % (int(round(
+                min_max_peak / 1024.)), min_peak_time)
         print >> file,  "    Memory saved if views are used: %dKB (%dKB)" % (int(
             round(new_max_node_memory_saved_by_view / 1024.)), int(
             round(max_node_memory_saved_by_view / 1024.)))