diff -r 381d8fa53f34 -r 0ae593e791fb mercurial/configitems.py
--- a/mercurial/configitems.py	Wed Jun 05 14:29:44 2019 -0700
+++ b/mercurial/configitems.py	Wed Jun 05 12:51:21 2019 -0400
@@ -947,6 +947,9 @@
 coreconfigitem('profiling', 'showmin',
     default=dynamicdefault,
 )
+coreconfigitem('profiling', 'showtime',
+    default=True,
+)
 coreconfigitem('profiling', 'sort',
     default='inlinetime',
 )