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

Message ID 1518094078-21289-1-git-send-email-john.mcnamara@intel.com (mailing list archive)
State Accepted, archived
Headers

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK

Commit Message

John McNamara Feb. 8, 2018, 12:47 p.m. UTC
  Added note on the increased ring size in testpmd and the sample
applications to the release note.

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

Comments

Ferruh Yigit Feb. 8, 2018, 1:08 p.m. UTC | #1
On 2/8/2018 12:47 PM, John McNamara wrote:
> Added note on the increased ring size in testpmd and the sample
> applications to the release note.
> 
> Signed-off-by: John McNamara <john.mcnamara@intel.com>

Acked-by: Ferruh Yigit <ferruh.yigit@intel.com>
  
Thomas Monjalon Feb. 8, 2018, 10:12 p.m. UTC | #2
08/02/2018 14:08, Ferruh Yigit:
> On 2/8/2018 12:47 PM, John McNamara wrote:
> > Added note on the increased ring size in testpmd and the sample
> > applications to the release note.
> > 
> > Signed-off-by: John McNamara <john.mcnamara@intel.com>
> 
> Acked-by: Ferruh Yigit <ferruh.yigit@intel.com>

Fixes: bd8f10f6d69f ("app/testpmd: increase default ring sizes to 1024")
Fixes: 867a6c66ecf3 ("examples: increase default ring sizes to 1024")

Applied, thanks
  

Patch

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
 -----------