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-rw-r--r--yardstick/network_services/vnf_generic/vnf/prox_vnf.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/yardstick/network_services/vnf_generic/vnf/prox_vnf.py b/yardstick/network_services/vnf_generic/vnf/prox_vnf.py
index 3bfca19aa..24712dd27 100644
--- a/yardstick/network_services/vnf_generic/vnf/prox_vnf.py
+++ b/yardstick/network_services/vnf_generic/vnf/prox_vnf.py
@@ -90,7 +90,7 @@ class ProxApproxVnf(SampleVNF):
result = {
"packets_in": tx_total,
- "packets_dropped": (tx_total - rx_total),
+ "packets_dropped": abs(rx_total - tx_total),
"packets_fwd": rx_total,
# we share ProxResourceHelper with TG, but we want to collect
# collectd KPIs here and not TG KPIs, so use a different method name