Hi maxlapshin,
We tried to reprodcue this issue with our NIC but no unstable one is seen.
Connecting to host 10.25.0.3, port 5201
[ 4] local 10.24.0.3 port 55310 connected to 10.25.0.3 port 5201
[ ID] Interval Transfer Bandwidth Retr Cwnd
[ 4] 0.00-1.00 sec 70.3 MBytes 589 Mbits/sec 0 823 KBytes
[ 4] 1.00-2.00 sec 71.2 MBytes 598 Mbits/sec 0 901 KBytes
[ 4] 2.00-3.00 sec 71.2 MBytes 598 Mbits/sec 0 963 KBytes
[ 4] 3.00-4.00 sec 70.0 MBytes 587 Mbits/sec 0 1012 KBytes
[ 4] 4.00-5.00 sec 71.2 MBytes 598 Mbits/sec 0 1.04 MBytes
[ 4] 5.00-6.00 sec 71.2 MBytes 598 Mbits/sec 0 1.04 MBytes
[ 4] 6.00-7.00 sec 70.0 MBytes 587 Mbits/sec 0 1.04 MBytes
[ 4] 7.00-8.00 sec 71.2 MBytes 598 Mbits/sec 0 1.04 MBytes
[ 4] 8.00-9.00 sec 70.0 MBytes 587 Mbits/sec 0 1.04 MBytes
[ 4] 9.00-10.00 sec 71.2 MBytes 598 Mbits/sec 0 1.11 MBytes
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