fix(tip): Add the tip block for realpth_cache_size

Guikingone · weaverryan · commit 17a0b8a68067 · 2017-12-01T13:42:34.000-05:00
Added the tip block for PHP 7.2.
diff --git a/performance.rst b/performance.rst
@@ -84,10 +84,15 @@ By default, cached paths are only stored for ``120`` seconds by default, conside
 .. code-block:: ini
 
     ; php.ini
+    realpath_cache_size=4096K
     realpath_cache_ttl=600
 
 .. index::
    single: Performance; Autoloader
+   
+.. tip::
+
+    Since PHP 7.2, the default value for ``realpath_cache_size``has been set to 4096K, feel free to delete this trick in your     ``php.ini`` file.
 
 Use Composer's Class Map Functionality
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