How to use perf_disk method in lisa

Best Python code snippet using lisa_python

storageperf.py

Source:storageperf.py

...217        origin_value: Dict[str, str] = {}218        for node in [server, client]:219            origin_value[node.name] = node.tools[Sysctl].get("fs.aio-max-nr")220            node.tools[Sysctl].write("fs.aio-max-nr", "1048576")221        perf_disk(222            client,223            start_iodepth,224            max_iodepth,225            filename,226            test_name=inspect.stack()[1][3],227            core_count=core_count,228            disk_count=server_data_disk_count,229            disk_setup_type=DiskSetupType.raid0,230            disk_type=DiskType.premiumssd,231            num_jobs=num_jobs,232            block_size=block_size,233            size_mb=256,234            overwrite=True,235            cwd=PurePosixPath(client_nfs_mount_dir),236            test_result=test_result,237        )238        for node in [server, client]:239            node.tools[Sysctl].write("fs.aio-max-nr", origin_value[node.name])240    def _perf_nfs(241        self,242        test_result: TestResult,243        server_raid_disk_name: str = "/dev/md0",244        server_raid_disk_mount_dir: str = "/mnt/nfs_share",245        client_nfs_mount_dir: str = "/mnt/nfs_client_share",246        protocol: str = "tcp",247        filename: str = "fiodata",248        block_size: int = 4,249        start_iodepth: int = 1,250        max_iodepth: int = 1024,251    ) -> None:252        environment = test_result.environment253        assert environment, "fail to get environment from testresult"254        server_node = cast(RemoteNode, environment.nodes[0])255        client_node = cast(RemoteNode, environment.nodes[1])256        # Run test only on Debian, SLES and Redhat distributions257        if (258            not isinstance(server_node.os, Redhat)259            and not isinstance(server_node.os, Debian)260            and not isinstance(server_node.os, SLES)261        ):262            raise SkippedException(f"{server_node.os.name} not supported")263        # refer below link, in RHEL 8, NFS over UDP is no longer supported.264        # https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/deploying_different_types_of_servers/exporting-nfs-shares_deploying-different-types-of-servers#the-tcp-and-udp-protocols-in-nfsv3-and-nfsv4_exporting-nfs-shares  # noqa: E501265        if (266            "udp" == protocol267            and isinstance(server_node.os, Redhat)268            and server_node.os.information.version >= "8.0.0"269        ):270            raise SkippedException(271                f"udp mode not supported on {server_node.os.information.vendor} "272                f"{server_node.os.information.release}"273            )274        # Each fio process start jobs equal to the iodepth to read/write from275        # the disks. The max number of jobs can be equal to the core count of276        # the node.277        # Examples:278        # iodepth = 4, core count = 8 => max_jobs = 4279        # iodepth = 16, core count = 8 => max_jobs = 8280        num_jobs = []281        iodepth_iter = start_iodepth282        core_count = client_node.tools[Lscpu].get_core_count()283        while iodepth_iter <= max_iodepth:284            num_jobs.append(min(iodepth_iter, core_count))285            iodepth_iter = iodepth_iter * 2286        # setup raid on server287        server_data_disks = server_node.features[Disk].get_raw_data_disks()288        server_data_disk_count = len(server_data_disks)289        server_partition_disks = reset_partitions(server_node, server_data_disks)290        reset_raid(server_node, server_partition_disks)291        try:292            self._configure_nfs(293                server_node,294                client_node,295                server_raid_disk_name=server_raid_disk_name,296                server_raid_disk_mount_dir=server_raid_disk_mount_dir,297                client_nfs_mount_dir=client_nfs_mount_dir,298                protocol=protocol,299            )300            # run fio test301            self._run_fio_on_nfs(302                test_result,303                server_node,304                client_node,305                server_data_disk_count,306                client_nfs_mount_dir,307                core_count,308                num_jobs,309                start_iodepth=start_iodepth,310                max_iodepth=max_iodepth,311                filename=filename,312                block_size=block_size,313            )314        finally:315            # clean up316            # stop nfs server and client317            server_node.tools[NFSServer].stop()318            client_node.tools[NFSClient].stop(mount_dir=client_nfs_mount_dir)319            server_node.tools[Mount].umount(320                server_raid_disk_name, server_raid_disk_mount_dir321            )322    def _perf_premium_datadisks(323        self,324        node: Node,325        test_result: TestResult,326        block_size: int = 4,327        max_iodepth: int = 256,328        filename: str = "/dev/md0",329    ) -> None:330        disk = node.features[Disk]331        data_disks = disk.get_raw_data_disks()332        disk_count = len(data_disks)333        assert_that(disk_count).described_as(334            "At least 1 data disk for fio testing."335        ).is_greater_than(0)336        partition_disks = reset_partitions(node, data_disks)337        reset_raid(node, partition_disks)338        cpu = node.tools[Lscpu]339        core_count = cpu.get_core_count()340        start_iodepth = 1341        perf_disk(342            node,343            start_iodepth,344            max_iodepth,345            filename,346            test_name=inspect.stack()[1][3],347            core_count=core_count,348            disk_count=disk_count,349            disk_setup_type=DiskSetupType.raid0,350            disk_type=DiskType.premiumssd,351            numjob=core_count,352            block_size=block_size,353            size_mb=8192,354            overwrite=True,355            test_result=test_result,...

nvmeperf.py

Source:nvmeperf.py

...55        cpu = node.tools[Lscpu]56        core_count = cpu.get_core_count()57        start_iodepth = 158        max_iodepth = 25659        perf_disk(60            node,61            start_iodepth,62            max_iodepth,63            filename,64            core_count=core_count,65            disk_count=disk_count,66            numjob=core_count,67            disk_setup_type=DiskSetupType.raw,68            disk_type=DiskType.nvme,69            test_result=result,...

__init__.py

Source:__init__.py

1from node.api_func import Indb_func...

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