[dpdk-dev] [PATCH v1] doc: add note on increased ring size to release notes

[John McNamara]

Added note on the increased ring size in testpmd and the sample
applications to the release note.

Signed-off-by: John McNamara <john.mcnamara at intel.com>
---
 doc/guides/rel_notes/release_18_02.rst | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/doc/guides/rel_notes/release_18_02.rst b/doc/guides/rel_notes/release_18_02.rst
index 3206796..533c649 100644
--- a/doc/guides/rel_notes/release_18_02.rst
+++ b/doc/guides/rel_notes/release_18_02.rst
@@ -232,6 +232,14 @@ New Features
     and subsequent releases until such time as it's deprecation is announced.
 
 
+* **Increased default Rx and Tx ring size in sample applications.**
+
+  Increased the default ``RX_RING_SIZE`` and ``TX_RING_SIZE`` to 1024 entries
+  in testpmd and the sample applications to give better performance in the
+  general case. The user should experiment with various Rx and Tx ring sizes
+  for their specific application to get best performance.
+
+
 API Changes
 -----------
 
-- 
2.7.5