Problem with IPERF
Hello @list!
I am would like to use IPERF v 2.0.2 from source to performance my
network connection between two nodes, wich are link each other with a
CAT 6 cross Giga cable...
I run the A-node this command:
iperf -s
And I run some test from B-node:
1.
iperf -c 10.0.0.1 -t 30 2>&1
The output:
[ 3] local 10.0.0.2 port 60779 connected with 10.0.0.1 port 5001
[ 3] 0.0-30.0 sec 3.29 GBytes 941 Mbits/sec
It was success!
2.,
iperf -c 10.0.0.1 -d -t 30 2>&1
Out:
[ 4] local 10.0.0.2 port 60780 connected with 10.0.0.1 port 5001
[ 5] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 47810
[ 4] 0.0-30.0 sec 2.82 GBytes 806 Mbits/sec
[ 5] 0.0-30.0 sec 2.82 GBytes 806 Mbits/sec
SUCCESS!
3.,
iperf -c 10.0.0.1 -P10 -t 30 2>&1
Out:
[ 12] local 10.0.0.2 port 60790 connected with 10.0.0.1 port 5001
[ 4] local 10.0.0.2 port 60782 connected with 10.0.0.1 port 5001
[ 5] local 10.0.0.2 port 60783 connected with 10.0.0.1 port 5001
[ 8] local 10.0.0.2 port 60786 connected with 10.0.0.1 port 5001
[ 7] local 10.0.0.2 port 60785 connected with 10.0.0.1 port 5001
[ 6] local 10.0.0.2 port 60784 connected with 10.0.0.1 port 5001
[ 9] local 10.0.0.2 port 60787 connected with 10.0.0.1 port 5001
[ 10] local 10.0.0.2 port 60788 connected with 10.0.0.1 port 5001
[ 3] local 10.0.0.2 port 60781 connected with 10.0.0.1 port 5001
[ 11] local 10.0.0.2 port 60789 connected with 10.0.0.1 port 5001
[ 12] 0.0-30.0 sec 335 MBytes 93.8 Mbits/sec
[ 4] 0.0-30.0 sec 334 MBytes 93.3 Mbits/sec
[ 6] 0.0-30.0 sec 335 MBytes 93.6 Mbits/sec
[ 9] 0.0-30.0 sec 351 MBytes 98.2 Mbits/sec
[ 10] 0.0-30.0 sec 333 MBytes 93.2 Mbits/sec
[ 3] 0.0-30.0 sec 335 MBytes 93.7 Mbits/sec
[ 11] 0.0-30.0 sec 337 MBytes 94.1 Mbits/sec
[ 5] 0.0-30.0 sec 336 MBytes 94.1 Mbits/sec
[ 8] 0.0-30.0 sec 334 MBytes 93.4 Mbits/sec
[ 7] 0.0-30.0 sec 335 MBytes 93.8 Mbits/sec
[SUM] 0.0-30.0 sec 3.29 GBytes 941 Mbits/sec
SUCCESS!
BUT:
4.,
iperf -c 10.0.0.1 -d -P10 -t 30 2>&1
Out on the A-node:
write2 failed: Broken pipe
write2 failed: Broken pipe
write2 failed: Broken pipe
connect failed: Connection refused
connect failed: Connection refused
connect failed: Connection refused
connect failed: Connection refused
connect failed: Connection refused
connect failed: Connection refused
connect failed: Connection refused
[ 76] local 0.0.0.0 port 40785 connected with 10.0.0.2 port 5001
[ 76] 0.0- 0.0 sec 0.00 Bytes 0.00 bits/sec
[ 25] local 0.0.0.0 port 40776 connected with 10.0.0.2 port 5001
[ 25] 0.0- 0.0 sec 0.00 Bytes 0.00 bits/sec
[ 28] local 0.0.0.0 port 40777 connected with 10.0.0.2 port 5001
[ 28] 0.0- 0.0 sec 0.00 Bytes 0.00 bits/sec
[ 43] local 0.0.0.0 port 40778 connected with 10.0.0.2 port 5001
[ 43] 0.0- 0.0 sec 0.00 Bytes 0.00 bits/sec
[ 44] local 0.0.0.0 port 40779 connected with 10.0.0.2 port 5001
[ 44] 0.0- 0.0 sec 0.00 Bytes 0.00 bits/sec
And on the B-node everything looks good:
[ 3] local 10.0.0.2 port 37181 connected with 10.0.0.1 port 5001
[ 6] local 10.0.0.2 port 37184 connected with 10.0.0.1 port 5001
[ 7] local 10.0.0.2 port 37186 connected with 10.0.0.1 port 5001
[ 4] local 10.0.0.2 port 37182 connected with 10.0.0.1 port 5001
[ 9] local 10.0.0.2 port 37187 connected with 10.0.0.1 port 5001
[ 10] local 10.0.0.2 port 37188 connected with 10.0.0.1 port 5001
[ 11] local 10.0.0.2 port 37189 connected with 10.0.0.1 port 5001
[ 8] local 10.0.0.2 port 37185 connected with 10.0.0.1 port 5001
[ 14] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 40699
[ 15] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 40700
[ 12] local 10.0.0.2 port 37190 connected with 10.0.0.1 port 5001
[ 16] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 40701
[ 17] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 40702
[ 18] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 40703
[ 5] local 10.0.0.2 port 37183 connected with 10.0.0.1 port 5001
[ 19] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 40704
[ 20] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 40705
[ 21] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 40706
[ 22] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 40707
[ 23] local 10.0.0.2 port 5001 connected with 10.0.0.1 port 40708
[ 3] 0.0-30.0 sec 329 MBytes 92.0 Mbits/sec
[ 6] 0.0-30.0 sec 327 MBytes 91.6 Mbits/sec
[ 7] 0.0-30.0 sec 328 MBytes 91.6 Mbits/sec
[ 4] 0.0-30.0 sec 328 MBytes 91.6 Mbits/sec
[ 9] 0.0-30.0 sec 329 MBytes 91.9 Mbits/sec
[ 10] 0.0-30.0 sec 327 MBytes 91.5 Mbits/sec
[ 11] 0.0-30.0 sec 313 MBytes 87.6 Mbits/sec
[ 8] 0.0-30.0 sec 328 MBytes 91.7 Mbits/sec
[ 5] 0.0-30.0 sec 329 MBytes 91.9 Mbits/sec
[ 14] 0.0-30.0 sec 325 MBytes 90.9 Mbits/sec
[ 12] 0.0-30.0 sec 316 MBytes 88.4 Mbits/sec
[SUM] 0.0-30.0 sec 3.18 GBytes 910 Mbits/sec
[ 16] 0.0-30.0 sec 326 MBytes 91.3 Mbits/sec
[ 17] 0.0-30.0 sec 326 MBytes 91.2 Mbits/sec
[ 18] 0.0-30.0 sec 326 MBytes 91.2 Mbits/sec
[ 15] 0.0-30.0 sec 327 MBytes 91.3 Mbits/sec
[ 19] 0.0-30.0 sec 327 MBytes 91.5 Mbits/sec
[ 20] 0.0-30.0 sec 325 MBytes 90.8 Mbits/sec
[ 21] 0.0-30.0 sec 325 MBytes 90.8 Mbits/sec
[ 22] 0.0-30.0 sec 326 MBytes 91.0 Mbits/sec
[ 23] 0.0-30.0 sec 327 MBytes 91.5 Mbits/sec
[SUM] 0.0-30.0 sec 3.18 GBytes 911 Mbits/sec
It is a BUG or there are some problem with my network!
Sorry for the long message!
Regards,
Balázs