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authorVratko Polak <vrpolak@cisco.com>2020-03-31 20:10:46 +0200
committerVratko Polak <vrpolak@cisco.com>2020-04-01 14:30:09 +0000
commit925c5bfcffb2bc6b833a8e64b7f3a06bbca52197 (patch)
tree3e36b681a3f0696ae907ea542c98e5bb0c31186b /resources/libraries/python
parent919d9ebab430db35c303a26f52be0751962183be (diff)
Tweak TRex cores and RDMA pps limit
The previous values lead to duration stretching, which affects MRR results (making receive rate bigger than it really is). + Move timestamp for starting of traffic, the previous position was too conservative. Change-Id: Ie983f0d3eacf56d57caa551d1b7fbb87ece6c158 Signed-off-by: Vratko Polak <vrpolak@cisco.com>
Diffstat (limited to 'resources/libraries/python')
-rw-r--r--resources/libraries/python/Constants.py8
1 files changed, 6 insertions, 2 deletions
diff --git a/resources/libraries/python/Constants.py b/resources/libraries/python/Constants.py
index 42a8b41922..46993b27ac 100644
--- a/resources/libraries/python/Constants.py
+++ b/resources/libraries/python/Constants.py
@@ -194,7 +194,7 @@ class Constants:
TREX_LIMIT_MEMORY = get_int_from_env(u"TREX_LIMIT_MEMORY", 4096)
# TRex number of cores
- TREX_CORE_COUNT = get_int_from_env(u"TREX_CORE_COUNT", 7)
+ TREX_CORE_COUNT = get_int_from_env(u"TREX_CORE_COUNT", 15)
# Trex force start regardles ports state
TREX_SEND_FORCE = get_pessimistic_bool_from_env(u"TREX_SEND_FORCE")
@@ -258,6 +258,8 @@ class Constants:
}
# Mapping from NIC name to its pps limit.
+ # The values are unidirectional, assuming the test
+ # uses two ports on the same NIC.
NIC_NAME_TO_PPS_LIMIT = {
u"Cisco-VIC-1227": 14880952,
u"Cisco-VIC-1385": 18750000,
@@ -266,7 +268,9 @@ class Constants:
u"Intel-X710": 14880952,
u"Intel-XL710": 18750000,
u"Intel-XXV710": 18750000,
- u"Mellanox-CX556A": 60000000, # 148809523,
+ # The Mellanox card is able to do more, but the current TRex version
+ # shows non-negligible duration stretching, depending on cores used.
+ u"Mellanox-CX556A": 47000000, # 148809523,
u"Amazon-Nitro-50G": 1500000,
u"virtual": 14880952,
}