diff -r 4ab6e7b4fe8a -r db0dba2d157d mercurial/configitems.py
--- a/mercurial/configitems.py	Fri Oct 05 23:40:12 2018 +0800
+++ b/mercurial/configitems.py	Sat Aug 18 01:44:38 2018 +0200
@@ -923,7 +923,7 @@
     default='hotpath',
 )
 coreconfigitem('profiling', 'time-track',
-    default='cpu',
+    default='real',
 )
 coreconfigitem('profiling', 'type',
     default='stat',