Merge remote-tracking branch 'upstream/develop' into neverfeature

* upstream/develop:
  Update documented pathfinding configuration defaults: (XRPLF#4409)

cfg/rippled-example.cfg

@@ -758,7 +758,9 @@
 # When searching for paths, the default search aggressiveness. This can take
 # exponentially more resources as the size is increased.
 #
-# The default is: 7
+# The recommended value to support advanced pathfinding is: 7
+#
+# The default is: 2
 #
 # [path_search_fast]
 # [path_search_max]
@@ -767,12 +769,19 @@
 # If you do not need pathfinding, you can set path_search_max to zero to
 # disable it and avoid some expensive bookkeeping.
 #
-# The default for 'path_search_fast' is 2. The default for 'path_search_max' is 10.
+# To support advanced pathfinding the recommended value for
+# 'path_search_fast' is 2, and for 'path_search_max' is 10.
+#
+# The default for 'path_search_fast' is 2. The default for 'path_search_max' is 3.
 #
 # [path_search_old]
 #
 # For clients that use the legacy path finding interfaces, the search
-# aggressiveness to use. The default is 7.
+# aggressiveness to use.
+#
+# The recommended value to support advanced pathfinding is: 7.
+#
+# The default is: 2
 #
 #
 #