On Sat, Jun 29, 2019 at 12:03:46AM +0900, OGAWA Hirofumi wrote: > I see, sounds like good though. Does it work for all stable versions? > Can it disable only flush command without other effect? And it would be > better to be normal user controllable easily.
The option was added in 2.6.17, so it's been around forever. But no, it obviously is not user exposed as using it on a normal drive can lead to data loss.
