Hi, Have you defined the port in the security groups associated with the VMs?
Regards, Krishnaprasad From: Priyanka Naik [mailto:ppn...@cse.iitb.ac.in] Sent: Mittwoch, 4. März 2015 10:46 To: Openstack Subject: [Openstack] iperf not working between VMs Hi, I have a multinode openstack juno setup. Iperf does not work between VMs( on the same compute node asw ell as different compute nodes) On iperf server VM iperf -s ------------------------------------------------------------ Server listening on TCP port 5001 TCP window size: 85.3 KByte (default) ------------------------------------------------------------ On iperf client VM iperf -c 192.168.1.42 -p 8042 -i 1 -t 10 The mtu of the VM interface is 1400. It does not work even after increasing or decreasing this value. ifconfig eth0 Link encap:Ethernet HWaddr fa:16:3e:ac:70:99 inet addr:192.168.1.41 Bcast:192.168.1.255 Mask:255.255.255.0 inet6 addr: fe80::f816:3eff:feac:7099/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1400 Metric:1 RX packets:5781941 errors:0 dropped:0 overruns:0 frame:0 TX packets:7096888 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:3028179379 (3.0 GB) TX bytes:3594331790 (3.5 GB) Please help me solve this issue. Thanks, Priyanka
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