a program specifically written to execute within SimGrid, using one of
the dedicated APIs.
+.. raw:: html
+
+ <hr/>
+
.. _S4U_doc:
The S4U Interface
|Mutex|_ and |ConditionVariable|_.
Each actor is located on a simulated |Host|_. Each host is located
-itself in a |NetZone|_, that route communications through the
-links. Each NetZone is included in another one, forming a tree of
-NetZones which root zone contains the whole platform.
+itself in a |NetZone|_, that knows the networking path between one
+resource to another. Each NetZone is included in another one, forming
+a tree of NetZones which root zone contains the whole platform.
The :ref:`simgrid::s4u::this_actor
<namespace_simgrid__s4u__this_actor>` namespace provides many helper
- :ref:`class s4u::Exec <exhale_class_classsimgrid_1_1s4u_1_1Exec>`
Computation activity, started on Host and consuming CPU resources.
- :ref:`class s4u::Io <exhale_class_classsimgrid_1_1s4u_1_1Io>`
- I/O activities, started on and consumming Storages.
+ I/O activity, started on and consumming Storages.
- **Synchronization Mechanisms**: Classical IPC that actors can use