-# performance on different HCA/HFI types, so this file provides optimized
-# tunables based on the installed IB interface cards.
+# performance on different HCA/HFI types. This file provides optimized
+# tunables for the OPA cards.
+#
+# ** Please note that the below settings are the recommended settings only for
+# OPA cards. If other IB cards are also present along with OPA cards then
+# these settings will be applied across all the configured IB interfaces.