net/mlx4: add new memory region support

[dpdk.git] / doc / guides / nics / mlx4.rst

diff --git a/doc/guides/nics/mlx4.rst b/doc/guides/nics/mlx4.rst
index 0bac6d3..a631754 100644 (file)
--- a/doc/guides/nics/mlx4.rst
+++ b/doc/guides/nics/mlx4.rst
@@ -370,6 +370,12 @@ Performance tuning
         The XXX can be different on different systems. Make sure to configure
         according to the setpci output.
 
         The XXX can be different on different systems. Make sure to configure
         according to the setpci output.
 

+6. To minimize overhead of searching Memory Regions:
+
+   - '--socket-mem' is recommended to pin memory by predictable amount.
+   - Configure per-lcore cache when creating Mempools for packet buffer.
+   - Refrain from dynamically allocating/freeing memory in run-time.
+

 Usage example
 -------------
 
 Usage example
 -------------