管理：服务器和某些软件需要连续维护，比如安装安全补丁、升级操作系统和中间件、用户账号管理等等。
Administration: servers, and in particular software, requires continuous upkeep such as installation of security patches, upgrade of the OS and middleware, user account management and so on.
另外，一旦他们成功地生产出畅销的平板玻璃，为了让机器准备好连续几年的生产，这台机器会被停用以进行维护。
Furthermore, once they succeeded in making marketable flat glass, the machine was turned off for a service to prepare it for years of continuous production.
通过这种方式，JVM可以维护单一的、连续的堆空间，并根据需要增长(关于如何使用jvm堆参数请参阅参考资料)。
This way the JVM can maintain a single contiguous heap while growing it as needed (see Resources for an article on how to use the JVM heap parameters).
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