您可以在类似这样的机器上托管一个weblog，但您可能希望使用某种辅助存储器来存放实际的数据文件。
You could host a weblog on a box like this, although you'd want to have some kind of secondary storage for the actual data files.
该方法还可用于公路规划设计中将地图中的等高线、边界线等转换为数据文件，便于使用计算机辅助计算、规划。
This method can be used in road design to changed the contour lines and sidelines to the data files in order to use computer aided calculating and planing.
在这样的情况下，通常的做法是把存储在NFS上的元数据文件拷贝到辅助namenode中，并且作为一个新的主节点namenode来运行。
The usual course of action in this case is to copy the namenode's metadata files that are on NFS to the secondary and run it as the new primary.
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