m. - 2013-09-13

I see similar behavior when sending from mipsel client to amd64 server (amd64 to amd64 is fine). This is only when trying to limit bandwidth via -b:
$ /home/root/iperf -c 192.168.100.200 -p 5002 -b 20M
WARNING: option -b implies udp testing


Client connecting to 192.168.100.200, UDP port 5002
Sending 1470 byte datagrams
UDP buffer size: 101 KByte (default)


[ 3] local 192.168.100.44 port 1025 connected with 192.168.100.200 port 5002
[ ID] Interval Transfer Bandwidth
[ 3] 0.0-10.0 sec 60.0 GBytes 51.6 Gbits/sec
[ 3] Sent 17007 datagrams