[ovs-discuss] adding dpdk port to second bridge fails

Zoltan Kiss zoltan.kiss at linaro.org
Thu Nov 19 12:28:06 UTC 2015



On 19/11/15 02:49, Gayathri wrote:
> Hi All,
>
> I tried adding both the dpdk ports to the same bridge ovs and it
> succeeds. But creating another bridge ovs1 and adding the second dpdk
> port to this second bridge fails miserably.
>
> Please help
>
>
> sudo ./ovs-vsctl del-br ovs
> sudo ./ovs-vsctl add-br ovs -- set bridge ovs datapath_type=netdev
> sudo ./ovs-vsctl add-br ovs1 -- set bridge ovs datapath_type=netdev
> sudo ./ovs-vsctl add-port ovs dpdk0 -- set Interface dpdk0 type=dpdk
> sudo ./ovs-vsctl add-port ovs dpdkvhost0 -- set Interface dpdkvhost0
> type=dpdkvhostuser
> sudo ./ovs-vsctl add-port ovs1 dpdk1 -- set Interface dpdk1 type=dpdk
> ====> fails
> sudo ./ovs-vsctl add-port ovs1 dpdkvhost1 -- set Interface dpdkvhost1
> type=dpdkvhostuser  ===> fails
>
> logs from vswitchd
> --------------------------
>
> 2015-11-19T02:42:50.691Z|00039|dpif_netdev|INFO|Created 1 pmd threads on
> numa node 0
> 2015-11-19T02:42:50.691Z|00001|dpif_netdev(pmd132)|INFO|Core 0
> processing port 'dpdk0'
> 2015-11-19T02:42:50.692Z|00040|bridge|INFO|bridge ovs: added interface
> dpdk0 on port 1
> 2015-11-19T02:42:50.692Z|00041|bridge|INFO|bridge ovs: using datapath ID
> 0000000cbd05c5d4
> 2015-11-19T02:42:50.694Z|00002|dpif_netdev(pmd132)|INFO|Core 0
> processing port 'dpdk0'
> 2015-11-19T02:42:50.726Z|00042|dpdk|INFO|Socket
> /var/run/openvswitch/dpdkvhost0 created for vhost-user port dpdkvhost0
> 2015-11-19T02:42:50.727Z|00003|dpif_netdev(pmd132)|INFO|Core 0
> processing port 'dpdk0'
> 2015-11-19T02:42:50.727Z|00004|dpif_netdev(pmd132)|INFO|Core 0
> processing port 'dpdkvhost0'
> 2015-11-19T02:42:50.727Z|00043|bridge|INFO|bridge ovs: added interface
> dpdkvhost0 on port 2
> 2015-11-19T02:42:59.735Z|00044|memory|INFO|peak resident set size grew
> 680% in last 10.0 seconds, from 2824 kB to 22024 kB
> 2015-11-19T02:42:59.735Z|00045|memory|INFO|handlers:46 ports:4
> revalidators:18 rules:10 udpif keys:3
> 2015-11-19T02:43:12.478Z|00046|dpdk|INFO|Port 1: 00:0c:bd:05:c5:d5
> 2015-11-19T02:43:12.478Z|00047|dpif_netlink|WARN|system at ovs-system:
> cannot create port `dpdk1' because it has unsupported type `dpdk'

It seems OVS thinks ovs1 has a netlink type dpif, while it should be 
netdev. Do you have logs about the "add-br" commands?

> 2015-11-19T02:43:12.478Z|00048|dpif|WARN|Dropped 6 log messages in last
> 22 seconds (most recently, 22 seconds ago) due to excessive rate
> 2015-11-19T02:43:12.478Z|00049|dpif|WARN|system at ovs-system: failed to
> add dpdk1 as port: Invalid argument
>
>
>
>
> Regards,
> Gayathri
>
>
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