path: root/doc/guides/nics/mlx5.rst
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Diffstat (limited to 'doc/guides/nics/mlx5.rst')
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst
index 3f168b1..62de860 100644
--- a/doc/guides/nics/mlx5.rst
+++ b/doc/guides/nics/mlx5.rst
@@ -221,6 +221,13 @@ These options can be modified in the ``.config`` file.
adds additional run-time checks and debugging messages at the cost of
lower performance.
+.. note::
+ For Bluefield, target should be set to ``arm64-bluefield-linuxapp-gcc``. This
+ will enable ``CONFIG_RTE_LIBRTE_MLX5_PMD`` and set ``RTE_CACHE_LINE_SIZE`` to
+ 64. Default armv8a configuration of make build and meson build set it to 128
+ then brings performance degradation.
Environment variables