[  402.324091] tun0: no available key for peer 1, key-id: 0
[  402.369883] tun0: no available key for peer 5, key-id: 0
[  402.379943] tun0: no available key for peer 6, key-id: 0
[  407.760654] iperf3 (6644) used greatest stack depth: 12008 bytes left
[  407.851198] tun1: deleting peer with id 10, reason 4
[  407.851342] tun4: deleting peer with id 13, reason 4
[  407.851351] tun3: deleting peer with id 12, reason 4
[  407.851352] tun5: deleting peer with id 14, reason 4
[  407.851492] tun0: deleting peer with id 6, reason 4
[  407.851627] tun2: deleting peer with id 11, reason 4
[  407.851632] tun6: deleting peer with id 15, reason 4
[  407.853891] tun0: deleting peer with id 5, reason 4
[  407.854281] tun0: TCP error to peer 1: -32
[  407.854458] tun0: deleting peer with id 1, reason 3
[  407.857840] tun0: deleting peer with id 4, reason 4
[  407.861816] tun0: deleting peer with id 3, reason 4
[  407.869792] tun0: deleting peer with id 2, reason 4