1. Write 100KB of data in one operation, repeat it 1000 times, for a total of 100MB.
每次写入 100KB 数据，重复 1000 次，共 100MB
opfs-tools cost ~1x times as much as Node.js
opfs-tools 与 Node.js 耗时差不多
2. Read 100KB in a single operation, perform 1000 reads with random positions.
每次读取 100KB，随机位置读取 1000 次
opfs-tools cost ~4.3x times as much as Node.js
opfs-tools 耗时大概是 Node.js 的 4.3 倍
opfs-tools cost ~1.4x times as much as Node.js
opfs-tools 耗时大概是 Node.js 的 1.4 倍