On Mon, Oct 16, 2023 at 14:19:08 +0000, Chun Feng Wu wrote: > Thanks for your info! Currently, the iotune in libvirt’s xml indeed works well, BTW, is there any plan for such “re-engineering”? No, there are no plans, as the current approach covers the vast majority of use cases. Spending significant engineering resources on something which will not get much use is not in the interest of the comunity.