Console isn't showing data transfers accurately

[pwright]

Describe the bug
Running iperf, working fine, but console doesn't show 'real' data

How To Reproduce
https://github.com/pwright/skupper-example-hello-world/blob/nov-console/skewer.yaml

Expected behavior
Console should match iperf reports

Environment details

• Skupper CLI: 2.1.2
• Skupper Operator (if applicable): na
• Platform: minikube

Additional context

[ 13] 156.00-157.00 sec   110 MBytes   923 Mbits/sec   20    786 KBytes       
[SUM] 156.00-157.00 sec   632 MBytes  5.31 Gbits/sec   67             
- - - - - - - - - - - - - - - - - - - - - - - - -
[  5] 157.00-158.00 sec   109 MBytes   911 Mbits/sec   13    662 KBytes       
[  7] 157.00-158.00 sec   154 MBytes  1.30 Gbits/sec   16    560 KBytes       
[  9] 157.00-158.00 sec   105 MBytes   881 Mbits/sec   22    585 KBytes       
[ 11] 157.00-158.00 sec   163 MBytes  1.37 Gbits/sec    7    744 KBytes       
[ 13] 157.00-158.00 sec   106 MBytes   891 Mbits/sec   14    786 KBytes       
[SUM] 157.00-158.00 sec   638 MBytes  5.35 Gbits/sec   72             
- - - - - - - - - - - - - - - - - - - - - - - - -
[  5] 158.00-159.00 sec   110 MBytes   921 Mbits/sec   18    662 KBytes       
[  7] 158.00-159.00 sec   144 MBytes  1.21 Gbits/sec   15    560 KBytes       
[  9] 158.00-159.00 sec   109 MBytes   918 Mbits/sec   21    585 KBytes       
[ 11] 158.00-159.00 sec   145 MBytes  1.22 Gbits/sec    7    744 KBytes       

skupper-dump-east-20251106160113.tar.gz

skupper-dump-west-20251106161103.tar.gz

Network console (06_11_2025 15：21：58).html

[pwright]

[c-kruse]

Good find @pwright - turns out it is a very silly bug with the way the observer updates metrics.

For a given connection we calculated the delta between last-known RX/TX octet counts and the updated RX/TX octet counts, but we only increment metrics (and last-known state) when RX changes. 🤦

skupper/cmd/network-observer/internal/collector/connections.go

Lines 123 to 130 in c59eab6

	sentInc := float64(bs - state.BytesSent)
	receivedInc := float64(br - state.BytesReceived)
	if receivedInc != 0 {
	metrics.sent.Add(sentInc)
	metrics.received.Add(receivedInc)
	state.BytesSent = bs
	state.BytesReceived = br
	}