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-rw-r--r--tools/pkt_gen/trex/trex.py14
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/pkt_gen/trex/trex.py b/tools/pkt_gen/trex/trex.py
index d37a52c4..e2bc1e9a 100644
--- a/tools/pkt_gen/trex/trex.py
+++ b/tools/pkt_gen/trex/trex.py
@@ -594,9 +594,14 @@ class Trex(ITrafficGenerator):
:return: passing stats as dictionary
"""
threshold = settings.getValue('TRAFFICGEN_TREX_RFC2544_TPUT_THRESHOLD')
+ max_repeat = settings.getValue('TRAFFICGEN_TREX_RFC2544_MAX_REPEAT')
+ loss_verification = settings.getValue('TRAFFICGEN_TREX_RFC2544_BINARY_SEARCH_LOSS_VERIFICATION')
+ if loss_verification:
+ self._logger.info("Running Binary Search with Loss Verification")
stats_ok = _EMPTY_STATS
new_params = copy.deepcopy(traffic)
iteration = 1
+ repeat = 0
left = boundaries['left']
right = boundaries['right']
center = boundaries['center']
@@ -620,11 +625,20 @@ class Trex(ITrafficGenerator):
if test_lossrate == 0.0 and new_params['frame_rate'] == traffic['frame_rate']:
return copy.deepcopy(stats)
elif test_lossrate > lossrate:
+ if loss_verification:
+ if repeat < max_repeat:
+ repeat += 1
+ iteration += 1
+ continue
+ else:
+ repeat = 0
right = center
center = (left + right) / 2
new_params = copy.deepcopy(traffic)
new_params['frame_rate'] = center
else:
+ if loss_verification:
+ repeat = 0
stats_ok = copy.deepcopy(stats)
left = center
center = (left + right) / 2