How to use _send_packets_for_latency method in lisa

Best Python code snippet using lisa_python

performance.py

Source:performance.py

...227        latency_without_xdp: List[float] = []228        latency_with_xdp: List[float] = []229        for _ in range(tested_runs):230            latency_without_xdp.append(231                self._send_packets_for_latency(server, client, test_result, tool_type)232            )233            try:234                server_xdpdump.start_async(nic_name=server_nic.upper, timeout=0)235                latency_with_xdp.append(236                    self._send_packets_for_latency(237                        server, client, test_result, tool_type238                    )239                )240            finally:241                server_kill = server.tools[Kill]242                server_kill.by_name("xdpdump")243        final_without_xdp = calculate_middle_average(latency_without_xdp)244        final_with_xdp = calculate_middle_average(latency_with_xdp)245        log.info(246            f"Latency with XDP: {final_with_xdp}us, "247            f"without XDP: {final_without_xdp}us. "248            f"Raw with XDP: {latency_with_xdp}, "249            f"without XDP: {latency_without_xdp}. "250        )251        assert_that(final_with_xdp / final_without_xdp).described_as(252            f"The XDP latency: {final_with_xdp}us shouldn't slower 40% than "253            f"the normal latency: {final_without_xdp}us."254        ).is_less_than_or_equal_to(_default_latency_threshold)255    def _send_packets_for_latency(256        self,257        server: Node,258        client: Node,259        test_result: TestResult,260        tool_type: Type[Tool],261    ) -> float:262        assert_that(tool_type).described_as("the tool is not supported").is_in(263            Lagscope, Ntttcp264        )265        # mypy doesn't work with generic type method "get". So use a266        # intermidiate variable tools to store it.267        tools: List[Any] = run_in_parallel(268            [269                partial(server.tools.get, tool_type),...

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