> Il giorno 04 ott 2018, alle ore 21:25, Alan Cox <gnomes@xxxxxxxxxxxxxxxxxxx> ha scritto: > >> I agree with Jens that it's best to leave it to the Linux distributors to >> select a default I/O scheduler. > > That assumes such a thing exists. Well, as of now the default is more or less in the Schrdinger's cat state :) Metaphors apart, I do agree with your point. As for me, what you point out is one of the core issues at stake here. Thanks, Paolo > The kernel knows what devices it is > dealing with. The kernel 'default' ought to be 'whatever is usually best > for this device'. A distro cannot just pick a correct single default > because NVME and USB sticks are both normal and rather different in needs. > > Alan