[  187.213170] tun0: no available key for peer 4, key-id: 0
[  193.555665] iperf3 (3304) used greatest stack depth: 11792 bytes left
[  193.886684] tun0: deleting peer with id 1, reason 1
[  193.904738] tun1: deleting peer with id 1, reason 1
[  196.011656] tun0: deleting peer with id 2, reason 1
[  196.025528] tun2: deleting peer with id 2, reason 1
[  201.169989] tun0: deleting peer with id 4, reason 2
[  201.170096] tun0: deleting peer with id 3, reason 2
[  201.170164] tun0: deleting peer with id 5, reason 2
[  201.170226] tun0: deleting peer with id 6, reason 2
[  206.225991] tun3: deleting peer with id 3, reason 2
[  206.226998] tun6: deleting peer with id 6, reason 2
[  206.227308] tun5: deleting peer with id 5, reason 2
[  206.227422] tun4: deleting peer with id 4, reason 2