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How to use nvme_fstrim_validation method in lisa

Best Python code snippet using lisa_python

nvme.py

Source:nvme.py

...161        requirement=simple_requirement(162            supported_features=[Nvme],163        ),164    )165    def nvme_fstrim_validation(self, node: Node) -> None:166        nvme = node.features[Nvme]167        nvme_namespaces = nvme.get_namespaces()168        mount = node.tools[Mount]169        for namespace in nvme_namespaces:170            mount_point = namespace.rpartition("/")[-1]171            mount.umount(disk_name=namespace, point=mount_point)172            # 1. Create a partition, xfs filesystem and mount it.173            _format_mount_disk(node, namespace, FileSystem.xfs)174            # 2. Check how much the mountpoint is trimmed before operations.175            initial_fstrim = node.execute(176                f"fstrim {mount_point} -v", shell=True, sudo=True177            )178            initial_fstrim.assert_exit_code(179                message=f"{mount_point} not exist or fstrim command enounter "...

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