Merge branch '4.4' into 5.1

* 4.4:
  Reword wrong sentence

Author: javiereguiluz

performance.rst

@@ -109,24 +109,22 @@ Starting from PHP 7.4, OPcache can compile and load classes at start-up and
 make them available to all requests until the server is restarted, improving
 performance significantly.
 
-During container compilation, Symfony generates the file with the list of
-classes to preload. The only requirement is that you need to set both
-``container.dumper.inline_factories`` and  ``container.dumper.inline_class_loader``
-parameters to ``true``.
+During container compilation (e.g. when running the ``cache:clear`` command),
+Symfony generates a file called ``.preload`` (with a leading ``.``) in the
+``src/`` directory with the list of classes to preload.
 
-The preload file path is the same as the compiled service container but with the
-``preload`` suffix:
+The only requirement is that you need to set both ``container.dumper.inline_factories``
+and ``container.dumper.inline_class_loader`` parameters to ``true``. Then, you
+can configure PHP to use this preload file:
 
 .. code-block:: ini
 
     ; php.ini
     opcache.preload=/path/to/project/src/.preload.php
 
-This file is generated by the ``cache:clear`` command.
-
 Use the :ref:`container.preload <dic-tags-container-preload>` and
 :ref:`container.no_preload <dic-tags-container-nopreload>` service tags to define
-which classes should or should not be preloaded PHP.
+which classes should or should not be preloaded by PHP.
 
 .. _performance-configure-opcache: