[ovs-discuss] how many CPU cannot allocate for PMD thread?

Sun Paul paulrbk at gmail.com
Tue Sep 19 05:43:25 UTC 2017


Hi

below is the output. currently, I am only able to set to use two CPU for PMD.

# ovs-vsctl show
ea7f2b40-b7b3-4f11-a81f-cf25a56f8172
    Bridge "gtp1"
        Port "dpdk0"
            Interface "dpdk0"
                type: dpdk
                options: {dpdk-devargs="0000:04:00.2", n_rxq="4"}
        Port "gtp1"
            Interface "gtp1"
                type: internal
        Port "dpdk1"
            Interface "dpdk1"
                type: dpdk
                options: {dpdk-devargs="0000:04:00.3", n_rxq="4"}



On Tue, Sep 19, 2017 at 4:09 AM, Flavio Leitner <fbl at sysclose.org> wrote:
> On Mon, 18 Sep 2017 16:51:33 +0800
> Sun Paul <paulrbk at gmail.com> wrote:
>
>> Hi
>>
>> I have two interfaces mapped to DPDK, and run the OVS on top of it. I
>> tried to set the cpu mask, but I cannot only allocate more than 2 CPU
>> for pmd thread. any idea?
>>
>> # /usr/local/bin/ovs-appctl dpif-netdev/pmd-rxq-show
>> pmd thread numa_id 0 core_id 1:
>> isolated : false
>> port: dpdk0 queue-id: 0
>> pmd thread numa_id 0 core_id 2:
>> isolated : false
>> port: dpdk1 queue-id: 0
>
> Could you post the DPDK configuration and what do you want?
>
> Thanks,
> --
> Flavio
>


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