app/testpmd: configure flowgen packet size with --txpkts

[dpdk.git] / doc / guides / testpmd_app_ug / run_app.rst

diff --git a/doc/guides/testpmd_app_ug/run_app.rst b/doc/guides/testpmd_app_ug/run_app.rst
index fe6b7f1..d7c5120 100644 (file)
--- a/doc/guides/testpmd_app_ug/run_app.rst
+++ b/doc/guides/testpmd_app_ug/run_app.rst
@@ -454,7 +454,8 @@ The commandline options are:
 
 *   ``--txpkts=X[,Y]``
 
-    Set TX segment sizes.
+    Set TX segment sizes or total packet length. Valid for ``tx-only``
+    and ``flowgen`` forwarding modes.
 
 *   ``--disable-link-check``