[ovirt-users] bonding 802.3ad mode

[Alex Crow]

The balancing on 802.3ad only occurs for different network flows based 
on a hash of source and destination MAC (or can be made to add IP 
addresses into the calculation). A single flow will only use a single 
NIC in ad mode.

Alex



On 18/03/15 16:17, Nathanaël Blanchet wrote:
> Hi all,
>
> I'm used to create a mode 4 bond0 interface with two 1 Gb/s interfaces 
> on all my hosts, and ethtool bond0 gives me a functionnal 2000Mb/s. 
> However, when importing a vm from the export domain (NFS with a speed 
> of 4GB/s), I always have this alert:
> "Host siple has network interface which exceeded the defined threshold 
> [95%] (em3: transmit rate[0%], receive rate [100%])"
> It seems that the second nic never works while the first one is 
> overloaded.
> Is it an expected behaviour? I believed that the flow was balanced 
> between the two interfaces in 802.3ad mode.
>
>
>
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