On Wed, Apr 26, 2023 at 09:19:57PM +0800, Xiaoguang Wang wrote: Good to see this. So I have a prototype that tries to address some of the overheads you mentioned. This was briefly discussed here [1], as a precursor to LSFMM. PoC is nearly in shape. I should be able to post in this week. [1] fourth point at https://lore.kernel.org/linux-nvme/20230210180033.321377-1-joshi.k@samsung.com/