Test your AI Agents with the all-new Agent to Agent Testing Platform.Learn More

How to use change_device_ring_buffer_settings method in lisa

Best Python code snippet using lisa_python

ethtool.py

Source:ethtool.py

...616        device.device_ringbuffer_settings = DeviceRingBufferSettings(617            interface, result.stdout618        )619        return device.device_ringbuffer_settings620    def change_device_ring_buffer_settings(621        self, interface: str, rx: int, tx: int622    ) -> DeviceRingBufferSettings:623        change_result = self.run(624            f"-G {interface} rx {rx} tx {tx}", sudo=True, force_run=True625        )626        change_result.assert_exit_code(627            message=f" Couldn't change device {interface} ring buffer settings."628        )629        return self.get_device_ring_buffer_settings(interface, force_run=True)630    def get_device_rss_hash_key(631        self, interface: str, force_run: bool = False632    ) -> DeviceRssHashKey:633        device = self._get_or_create_device_setting(interface)634        if not force_run and device.device_rss_hash_key:...

networksettings.py

Source:networksettings.py

...109                else (original_txbuffer + 2)110            )111            expected_rx = int((rxbuffer * 1024 * 1024) / 1728)112            expected_tx = int((txbuffer * 1024 * 1024) / 6144)113            actual_settings = ethtool.change_device_ring_buffer_settings(114                interface, expected_rx, expected_tx115            )116            # The buffer size gets rounded up per PAGE_size117            # so the expected_rx and expected_tx can vary in a range118            #  /* Get receive buffer area. */119            # buf_size = device_info->recv_sections * device_info->recv_section_size;120            # buf_size = roundup(buf_size, PAGE_SIZE);121            #122            # /* Now setup the send buffer. */123            # buf_size = device_info->send_sections * device_info->send_section_size;124            # buf_size = round_up(buf_size, PAGE_SIZE);125            assert_that(126                int(actual_settings.current_ring_buffer_settings["RX"]),127                "Changing RX Ringbuffer setting didn't succeed",128            ).is_between(expected_rx - 5, expected_rx + 5)129            assert_that(130                int(actual_settings.current_ring_buffer_settings["TX"]),131                "Changing TX Ringbuffer setting didn't succeed",132            ).is_between(expected_tx - 5, expected_rx + 5)133            # Revert the settings back to original values134            reverted_settings = ethtool.change_device_ring_buffer_settings(135                interface, original_rx, original_tx136            )137            assert_that(138                int(reverted_settings.current_ring_buffer_settings["RX"]),139                "Reverting RX Ringbuffer setting to original value didn't succeed",140            ).is_equal_to(original_rx)141            assert_that(142                int(reverted_settings.current_ring_buffer_settings["TX"]),143                "Reverting TX Ringbuffer setting to original value didn't succeed",144            ).is_equal_to(original_tx)145    @TestCaseMetadata(146        description="""147            This test case verifies changing device channels count with ethtool.148            Steps:...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.