[  399.018579] tun0: no available key for peer 2, key-id: 0
[  399.031721] tun0: no available key for peer 3, key-id: 0
[  399.044615] tun0: no available key for peer 4, key-id: 0
[  399.069782] tun0: no available key for peer 6, key-id: 0
[  403.505133] iperf3 (10044) used greatest stack depth: 11816 bytes left
[  403.637328] tun2: deleting peer with id 11, reason 4
[  403.637396] tun5: deleting peer with id 14, reason 4
[  403.637421] tun4: deleting peer with id 13, reason 4
[  403.637441] tun6: deleting peer with id 15, reason 4
[  403.637524] tun0: deleting peer with id 6, reason 4
[  403.637530] tun3: deleting peer with id 12, reason 4
[  403.637674] tun1: deleting peer with id 10, reason 4
[  403.640199] tun0: deleting peer with id 5, reason 4
[  403.643181] tun0: deleting peer with id 4, reason 4
[  403.651141] tun0: deleting peer with id 3, reason 4
[  403.657128] tun0: deleting peer with id 2, reason 4
[  403.663162] tun0: deleting peer with id 1, reason 4