[  332.338862][ T1087] iperf3 (1087) used greatest stack depth: 24424 bytes left
[  332.339329][ T1117] iperf3 (1117) used greatest stack depth: 24416 bytes left
[  332.339779][ T1094] iperf3 (1094) used greatest stack depth: 24208 bytes left
[  332.340225][ T1109] iperf3 (1109) used greatest stack depth: 23760 bytes left