Issue #6031: improve serve_forever() description
diff --git a/Doc/library/socketserver.rst b/Doc/library/socketserver.rst
index faa3d89..252e568 100644
--- a/Doc/library/socketserver.rst
+++ b/Doc/library/socketserver.rst
@@ -158,13 +158,14 @@
.. method:: BaseServer.serve_forever(poll_interval=0.5)
- Handle requests until an explicit :meth:`shutdown` request. Polls for
- shutdown every *poll_interval* seconds.
+ Handle requests until an explicit :meth:`shutdown` request.
+ Poll for shutdown every *poll_interval* seconds. Ignores :attr:`self.timeout`.
+ If you need to do periodic tasks, do them in another thread.
.. method:: BaseServer.shutdown()
- Tells the :meth:`serve_forever` loop to stop and waits until it does.
+ Tell the :meth:`serve_forever` loop to stop and wait until it does.
.. versionadded:: 2.6