import boto3
efs_client = boto3.client('efs')
response = efs_client.put_file_system_policy(
    FileSystemId='fs-0123456789abcdef',
    Policy='{\
              "Version": "2012-10-17",\
              "Statement": [\
                {\
                  "Sid": "Example permissions",\
                  "Effect": "Allow",\
                  "Principal": "*",\
                  "Action": [\
                    "elasticfilesystem:ClientMount",\
                    "elasticfilesystem:ClientWrite",\
                    "elasticfilesystem:ClientRootAccess",\
                    "elasticfilesystem:ClientMountSelf",\
                    "elasticfilesystem:DescribeTags"\
                  ],\
                  "Resource": "arn:aws:elasticfilesystem:us-west-2:111122223333:file-system/fs-0123456789abcdef",\
                  "Condition": {\
                    "Bool": {\
                      "elasticfilesystem:maxIO": "true"\
                    }\
                  }\
                }\
              ]\
            }'
)
print(response)
以上代码示例使用 AWS SDK for Python(boto3)将 EFS 的吞吐量模式更改为 Max I/O 模式。请更改“FileSystemId”的值,使其与您自己的 EFS 文件系统 ID 匹配。注意:一旦 EFS 文件系统转换为 Max I/O 模式,您将
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