PVFS sends a request to the meta-data server (steps 1 and 2 in Figure 4), which informs the requesting node about the location of the file among the various I/O nodes.

PVFS 向元数据服务器发送一个请求（图 4 中的步骤 1、2），这会通知请求节点有关文件在各个 I/O 节点上的位置的信息。

youdao

A good thing about PVFS is that it allows binaries meant for regular filesystems to run on it without modification — this is somewhat of an exception in the parallel programming arena.

有关PVFS有一件好的事情：不需做任何修改就可以在其上运行普通文件系统的二进制形式——这在并行编程领域多少是个例外。

youdao

The methods the super rich use to defer paying capital gains taxes, such as variable pre-paid forward contracts (PVFs), are perfectly legal tax-reduction strategies available to anyone.

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