openvswitch+dpdk 100% cpu usage of ovs-vswitchd

Laurent Dumont laurentfdumont at
Sun Nov 8 15:49:53 UTC 2020

As far as I know, DPDK enabled cores will show 100% usage at all times.

On Sun, Nov 8, 2020 at 9:39 AM Satish Patel <satish.txt at> wrote:

> Folks,
> Recently i have added come compute nodes in cloud supporting
> openvswitch-dpdk for performance. I am seeing all my PMD cpu cores are
> 100% cpu usage on linux top command. It is normal behavior from first
> looks. It's very scary to see 400% cpu usage on top. Can someone
> confirm before I assume it's normal and what we can do to reduce it if
> it's too high?
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