此外，这个新版本的NFS协议支持字节范围的文件锁定，而先前版本使用的是网络锁管理器(Net work lock Manager)提供的lockd协议。

In addition, this new version of the NFS protocol supports byte range file locking, whereas previous versions used the lockd protocol provided by the Network lock Manager.

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每个对象都有一些附加字节，通用语言运行库用来管理对象，如对象的虚表指针和同步锁定引用。

Every object has some additional bytes that the common language runtime USES to manage the object, such as the object's virtual table pointer and a reference to a sync block.

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