# Re: \[PATCH net-next v4 2/2\] selftests: virtio\_net: add buffer circulation test

- From: Vishwanath Seshagiri \<hidden\>
- Date: 2026-02-05 06:25:10 
- List: netdev
- Page: https://ratatoskr.run/netdev/2026/02/3402620
- Thread: https://ratatoskr.run/netdev/2026/02/3402137/t.md

```text


On 2/4/26 9:25 PM, Jakub Kicinski wrote:
> On Wed, 4 Feb 2026 11:36:17 -0800 Vishwanath Seshagiri wrote:
>> Add iperf3-based test to verify RX buffer handling under load.
>> Optionally logs page_pool tracepoints when available.
>
> TBH I wouldn't bother with this.
>
> We run full battery of driver tests in netdev CI, there's not much
> value in a dedicated virtio test that just runs iperf...

Okay. I will remove it in v5.
```