ReFS and Storage Spaces in virtual environment - ESXi / VMware vSphere
Solution 1:
- Make sure you understand ReFS with checksumming enabled turns itself into log-structured file system, and this thing alone dramatically changes I/O pattern. TL;DR: Not all the workloads are OK with "safe" ReFS.
https://www.starwindsoftware.com/blog/log-structured-file-systems-microsoft-refs-v2-investigation-part-1
- It's bad do layer one log on top of the other.
https://www.usenix.org/node/187064