目前视频监控系统在多路存储情况下大多采用轮巡式，该存储方式效率低下，而且存在因硬盘剩余空间不足而造成的存储异常中断等问题。
The storage abnormal interruption occurs in a multi-channel video monitoring system with a traditional loop-testing mode when some hard disk's spare space is not enough .
硬盘上有几个G的剩余空间。
如果硬盘上的可用存储空间确实完全映射到我选择的分区大小，则也可能继续保留剩余的很小的sda_freespace1。
It's also possible that a tiny remainder sda_freespace1 will continue to exist if the available storage on the hard drive does map cleanly to the partition sizes that I choose.
一款磁盘清理工具，可以通过清除硬盘中的垃圾数据，临时文件等来获得更多的剩余空间。
A disk clean-up tools, data can refuse to remove the hard disk, such as temporary documents to obtain more space left.
一款磁盘清理工具，可以通过清除硬盘中的垃圾数据，临时文件等来获得更多的剩余空间。
A disk clean-up tools, data can refuse to remove the hard disk, such as temporary documents to obtain more space left.
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