File systems tested were ext3fs, ext4fs, ReiserFS (version 3), JFS, XFS, and Btrfs.

受测试的文件系统是ext3fs、ext4fs、ReiserFS(第3版)、JFS、XFS和Btrfs。

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One such file system, Btrfs, is available in an experimental form in the 2.6.29 kernel.

Btrfs就是这类文件系统之一，它现在已经成为了2.6.29内核中的一种试验文件系统。

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The Btrfs was developed as a response to Sun's ZFS, used to build a massively scalable file system with on-disk integrity assurance.

Btrfs是对应于Sun的ZFS开发的，用于构建带磁盘完整性保证的可大量伸缩的文件系统。

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