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How to use verify_cpu_hot_plug method in lisa

Best Python code snippet using lisa_python

cpusuite.py

Source:cpusuite.py

...63        requirement=simple_requirement(64            min_core_count=32,65        ),66    )67    def verify_cpu_hot_plug(self, log: Logger, node: Node) -> None:68        verify_cpu_hot_plug(log, node)69    @TestCaseMetadata(70        description="""71            This test will check cpu hotplug with storage workload.72            The cpu hotplug steps are same as `verify_cpu_hot_plug` test case.73            """,74        priority=4,75        requirement=simple_requirement(76            disk=schema.DiskOptionSettings(77                data_disk_count=search_space.IntRange(min=1),78                data_disk_size=search_space.IntRange(min=20),79            ),80            min_core_count=16,81        ),82    )83    def verify_cpu_offline_storage_workload(self, log: Logger, node: Node) -> None:84        # run fio process asynchronously on the node85        fio_data_size_in_gb = 186        try:87            image_folder_path = node.find_partition_with_freespace(fio_data_size_in_gb)88            # Each CPU takes ~5 seconds to toggle offline-online89            fio_run_time = 300 + (node.tools[Lscpu].get_core_count() * 5)90            fio_process = node.tools[Fio].launch_async(91                name="workload",92                filename=f"{image_folder_path}/fiodata",93                mode="readwrite",94                iodepth=128,95                numjob=10,96                time=fio_run_time,97                block_size="1M",98                size_gb=fio_data_size_in_gb,99                group_reporting=False,100                overwrite=True,101                time_based=True,102            )103            # Added to find an optional runtime for fio_run_time104            # Remove once test is stable105            hot_plug_start_time = time.time()106            # verify cpu hotplug functionality107            verify_cpu_hot_plug(log, node)108            log.debug(f"CPU Hotplug duration: {time.time() - hot_plug_start_time} s")109            # verify that the fio was running when hotplug was triggered110            assert_that(111                fio_process.is_running(),112                "Storage workload was not running during CPUhotplug",113            ).is_true()114        finally:115            # kill fio process116            node.tools[Kill].by_name("fio", ignore_not_exist=True)117    @TestCaseMetadata(118        description="""119            This test will check cpu hotplug with network workload.120            The cpu hotplug steps are same as `verify_cpu_hot_plug` test case.121            """,122        priority=4,123        requirement=simple_requirement(124            min_count=2,125            min_core_count=16,126        ),127    )128    def verify_cpu_offline_network_workload(129        self, log: Logger, environment: Environment130    ) -> None:131        server = cast(RemoteNode, environment.nodes[0])132        client = cast(RemoteNode, environment.nodes[1])133        try:134            # run iperf3 process asynchronously on the server and client135            server.tools[Iperf3].run_as_server_async()136            client_iperf_process = client.tools[Iperf3].run_as_client_async(137                server.internal_address138            )139            # verify cpu hotplug functionality140            verify_cpu_hot_plug(log, client)141            # verify that the iperf3 was running when hotplug was triggered142            assert_that(143                client_iperf_process.is_running(),144                "Network workload was not running during CPU hotplug",145            ).is_true()146        finally:147            # kill fio process148            server.tools[Kill].by_name("iperf3", ignore_not_exist=True)149            client.tools[Kill].by_name("iperf3", ignore_not_exist=True)150    @TestCaseMetadata(151        description="""152            This test will check that the added channels to synthetic network153            adapter do not handle interrupts on offline cpu.154            Steps:...

common.py

Source:common.py

...105            raise BadEnvironmentStateException(106                exception_message,107                f"the test failed leaving cpu{target_cpu} in a bad state.",108            )109def verify_cpu_hot_plug(log: Logger, node: Node, run_times: int = 1) -> None:110    check_runnable(node)111    file_path_list: Dict[str, str] = {}112    restore_state = False113    try:114        for iteration in range(1, run_times + 1):115            log.debug(f"start the {iteration} time(s) testing.")116            restore_state = False117            # set vmbus channels target cpu into 0 if kernel supports this feature.118            file_path_list = set_interrupts_assigned_cpu(log, node)119            # when kernel doesn't support above feature, we have to rely on current vm's120            # cpu usage. then collect the cpu not in used exclude cpu0.121            idle_cpu = get_idle_cpus(node)122            if 0 == len(idle_cpu):123                raise SkippedException(...

stress.py

Source:stress.py

...28            min_core_count=32,29        ),30    )31    def verify_cpu_hot_plug_stress(self, log: Logger, node: Node) -> None:...

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