From d0f0c1ce2aea32f472c3650dd9f7d5ed7ccc840d Mon Sep 17 00:00:00 2001 From: Sonia Sharma Date: Fri, 31 Aug 2018 10:24:42 -0400 Subject: [PATCH] LU-11372 o2iblnd: add clarifying comment to ko2iblnd.conf The settings in ko2iblnd.conf are recommended only for OPA but if other IB cards are present along with OPA, then these settings are applied across all the configured IB interfaces. Change-Id: I6daf1f59a100db4e9c2cd12c255ad33fda274093 Test-Parameters: trivial Signed-off-by: Sonia Sharma Reviewed-on: https://review.whamcloud.com/33163 Tested-by: Jenkins Tested-by: Maloo Reviewed-by: Amir Shehata Reviewed-by: Doug Oucharek Reviewed-by: Oleg Drokin --- lustre/conf/ko2iblnd.conf | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/lustre/conf/ko2iblnd.conf b/lustre/conf/ko2iblnd.conf index 3f0d28c..3d55009 100644 --- a/lustre/conf/ko2iblnd.conf +++ b/lustre/conf/ko2iblnd.conf @@ -1,8 +1,12 @@ # Currently it isn't possible to auto-tune the o2iblnd parameters optimally # inside the kernel since the OFED API hides the details from us. # Unfortunately, there isn't a single set of parameters that provide optimal -# 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. # # Card detection and tunable selection is handled via /usr/sbin/ko2iblnd-probe # at runtime when the ko2iblnd module is installed, either at boot or when -- 1.8.3.1