• 文件级备份 - 引用次数：4

  And, because the block-level backup may provide backup with less granularity, so with the comparison of the file-level backup, the block-level backup has better improvement at two aspects of backup performance and space use.

  同时,块级备份能提供更细粒度的备份,与文件级备份相比,在备份性能和空间利用率上都得到了很大提高。

  参考来源 - 蓝鲸备份系统 in C

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