This tool has just one single purpose, it measures the writing performance of your hard disk on macOS, Linux and Windows. More precisely spoken of the disk under your
It used random data from [
rand crate] and writes first sequentially chunks of 8MB until a total 1GB is written. It measures writing time and throughput.
After that it writes this random data 8 times again on disk and measures the average writing times and throughput for this.