[  650.259081][    C3] tun0: no available key for peer 2, key-id: 0
[  650.458471][    C3] tun0: no available key for peer 4, key-id: 0
[  650.662207][    C2] tun0: no available key for peer 6, key-id: 0
[  658.409193][ T9726] iperf3 (9726) used greatest stack depth: 22424 bytes left
[  658.600089][ T9618] tun4: deleting peer with id 13, reason 4
[  658.601007][ T9604] tun2: deleting peer with id 11, reason 4
[  658.601028][ T9634] tun6: deleting peer with id 15, reason 4
[  658.601043][ T9626] tun5: deleting peer with id 14, reason 4
[  658.601047][ T9597] tun1: deleting peer with id 10, reason 4
[  658.602781][ T9633] tun0: deleting peer with id 6, reason 4
[  658.602831][ T9611] tun3: deleting peer with id 12, reason 4
[  658.611567][ T9633] tun0: deleting peer with id 5, reason 4
[  658.619725][ T9633] tun0: deleting peer with id 4, reason 4
[  658.628778][ T9633] tun0: deleting peer with id 3, reason 4
[  658.636707][ T9633] tun0: deleting peer with id 2, reason 4
[  658.644682][ T9633] tun0: deleting peer with id 1, reason 4