[ovs-discuss] Packet order mismatch between the interfaces

Abhishek Verma abhishekv.verma at gmail.com
Tue Aug 11 00:18:22 UTC 2015


This should ordinarily not happen. Can you mail tcpdump outputs where youre
seeing this?

Can you also send the output of ovs-dpctl dump-flows along with that.

On Tue, Aug 11, 2015 at 5:39 AM, Murali Kandula <muralispruce at gmail.com>
wrote:

> Hello All,
>
> I am a newbie in openvswitch. I captured the packets at the both the
> interfaces eth2 and veth1 and observed that packet order is not same. For
> example let's consider the tcp packets (SYN, SYN_ACK, ACK). At the eth2
> interface the packet are correct but at the veth1 interface the packet
> order is changed to SYN, ACK and SYN_ACK.
>
> ovs-ofctl dump-ports-desc br0
>
>  1(eth2): addr
>      config:     0
>      state:      0
>      current:    1GB-FD COPPER AUTO_NEG
>      advertised: 10MB-HD 10MB-FD 100MB-HD 100MB-FD 1GB-FD COPPER AUTO_NEG
>      supported:  10MB-HD 10MB-FD 100MB-HD 100MB-FD 1GB-FD COPPER AUTO_NEG
>      speed: 1000 Mbps now, 1000 Mbps max
>  2(veth0): addr:
>      config:     0
>      state:      0
>      current:    10GB-FD COPPER
>      speed: 10000 Mbps now, 0 Mbps max
>  LOCAL(br0): addr:
>      config:     PORT_DOWN
>      state:      LINK_DOWN
>      speed: 0 Mbps now, 0 Mbps max
>
> cookie=0x0, duration=25551.309s, table=0, n_packets=25485,
> n_bytes=5694083, idle_age=319, priority=10,in_port=1 actions=FLOOD
>
> Please let me know what is the issue.
>
> Thanks
>
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>
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