Saving data in JFFS2 file system runs simply, which is more suitable to embedded environment compared with traditional data-base.

JFFS2文件系统保存数据简单快捷，占用空间少，跟传统的数据库相比更适应于嵌入式环境。

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Journaling Flash File System, version 2 (JFFS2).

日志闪存文件系统，版本2 (JFFS2)。

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This example shows ext3, but the Journaling flash File system version 2 (JFFS2) and SquashFS are also good choices, particularly for flash-based storage systems.

这个示例使用ext3，但是Journaling Flash File System version 2 (JFFS2)和SquashFS也是合适的选择，尤其是对于基于闪存的存储系统。

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