[PVE-User] Confusing about Bond 802.3ad

Chance Ellis chance_ellis at yahoo.com
Fri Aug 24 04:54:19 CEST 2018


iperf will open a single stream by default. An 802.3ad bond will only send a specific stream across a single link in the lag.

Try the -P flag to add parallel streams with iperf and see how the performance looks.

> On Aug 23, 2018, at 9:33 PM, Gilberto Nunes <gilberto.nunes32 at gmail.com> wrote:
> 
> Hello
> 
> I have a T-Link switch T1600G-28TS and wanna use 4 NIC, all 1GB, to create
> a LAG...
> I have success to create it, indeed, however, when use iperf3 to check the
> performance, found that the traffic do not transpass 1GB/s???
> This 802.3ad do no suppose to agrengate the speed of all available NIC??
> 
> In the switch, I also have VLAN ( no trunk) which are used to communicate
> only with the clusters and storages...
> 
> The iperf3 performance was like this:
> Server:
> iperf3 --bind 10.10.10.100 -s
> Client:
> iperf3 -c 10.10.10.100
> 
> Need same advice.
> 
> Thanks a lot.
> ---
> Gilberto Nunes Ferreira
> 
> (47) 3025-5907
> (47) 99676-7530 - Whatsapp / Telegram
> 
> Skype: gilberto.nunes36
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