app/testpmd: display Rx queue used descriptor count

[dpdk.git] / doc / guides / prog_guide / profile_app.rst

diff --git a/doc/guides/prog_guide/profile_app.rst b/doc/guides/prog_guide/profile_app.rst
index 7093681983169f2a6bdd144e233a4a8174f9960d..52f85bb9e015eb9bb8bc69e3f30785860f4c727d 100644 (file)
--- a/doc/guides/prog_guide/profile_app.rst
+++ b/doc/guides/prog_guide/profile_app.rst
@@ -33,6 +33,20 @@ Refer to the
 for details about application profiling.
 
 
 for details about application profiling.
 
 

+Profiling with VTune
+~~~~~~~~~~~~~~~~~~~~
+
+To allow VTune attaching to the DPDK application, reconfigure a DPDK build
+folder by passing ``-Dc_args=-DRTE_ETHDEV_PROFILE_WITH_VTUNE`` meson option
+and recompile the DPDK:
+
+.. code-block:: console
+
+   meson build
+   meson configure build -Dc_args=-DRTE_ETHDEV_PROFILE_WITH_VTUNE
+   ninja -C build
+
+

 Profiling on ARM64
 ------------------
 
 Profiling on ARM64
 ------------------