On Fri, 22 Nov 2024 18:49:08 -0800 (PST), Alan Stern Wrote: > Homura Akemi: You can try using usbmon to record the transfers between > the host and the f_tcm target. Seeing that data might help explain > what's going on. Good idea, I tried to use a small lecroy analyzer the other day, but the reproduction takes a long time for fio to run thus the buffer runs out soon and never reaches the scene. I will try usbmon now. Thanks, H. Akemi