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Miller " , Eric Dumazet , Paolo Abeni , almasrymina@google.com, willemb@google.com, jdamato@fastly.com, mkarsten@uwaterloo.ca, netdev@vger.kernel.org Subject: Re: [RFC PATCH net-next] Add xsk_rr an AF_XDP benchmark to measure latency Message-ID: References: <20250320163523.3501305-1-skhawaja@google.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20250320163523.3501305-1-skhawaja@google.com> On 03/20, Samiullah Khawaja wrote: > Note: This is a benchmarking tool that is used for experiments in the > upcoming v4 of Napi threaded busypoll series. Not intended to be merged. > > xsk_rr is a benchmarking tool to measure latency using AF_XDP between > two nodes. The benchmark can be run with different arguments to simulate > traffic: We might want to have something like this, but later, once we have NIPA runners for vendor NICs. The test would have to live in tools/testing/selftests/drivers/net/hw, have a python executor to run it on host/peer and expose the data in some ingestible/trackable format (so we can mark it red/green depending on the range on the dashboard). But I might be wrong, having flaky (most of them are) perf tests might not be super valuable.