Here is a little program I wrote to stress test disks. It was originally written for HDD but it works well on SSD and Flash too. I test all my media with it for

Here is a little program I wrote to stress test disks. It was originally written for HDD but it works well on SSD and Flash too. I test all my media with it for 24 hours. In fact I'm testing two 5TB external Seagate drives as I type! https://github.com/ncw/stressdisk https://github.com/ncw/stressdisk