One of these goodies is some special functionality called "access control lists" or ACLs, and is now enabled on XFS filesystems by default.
其中之一是一些名为“访问控制表”或ACL 的特殊功能，现在在XFS文件系统上缺省启用这些功能。
These tools allow you to boot your system with a special disk and dynamically resize your partitions and filesystems.
这些工具可以让您用一个特殊磁盘来引导系统，并可以动态地重新调整分区和文件系统的大小。
In general, filesystems like ext2 and ufs don't do very well in this area, often forcing developers to turn to databases or special organizational hacks to get the kind of performance they need.
通常，像ext2和ufs这样的文件系统在这一方面做的并不是很好，经常迫使开发人员转向数据库或者特别组织的处理来获取他们所需要的某种性能。
In general, filesystems like ext2 and ufs don't do very well in this area, often forcing developers to turn to databases or special organizational hacks to get the kind of performance they need.
通常，像ext2和ufs这样的文件系统在这一方面做的并不是很好，经常迫使开发人员转向数据库或者特别组织的处理来获取他们所需要的某种性能。
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