On Wed, Dec 27, 2023 at 03:26:30PM +0800, Li Feng wrote: > > > > On Dec 26, 2023, at 23:38, Michael S. Tsirkin <mst@xxxxxxxxxx> wrote: > > > > On Tue, Dec 26, 2023 at 05:01:40PM +0800, Li Feng wrote: > >> I don't have ideas right now to answer Christoph/Paolo's question. > > > > Paolo did some testing on this thread and posted some concerns. > > Do you disagree with his analysis? > > Paolo gave a very detailed data analysis. Indeed, in some low queue depth > scenarios, the data dropped somewhat. However, I suspect that it may be > caused by other problems (such as test fluctuations) rather than the benefits > brought by deadline. Maybe. I think it would be up to you to prove this then. > BTW, I think 128 queue depth test is a very important and common performance > test item for storage devices. > > Thanks, > Li > > > > > -- > > MST > >