./perf -q 32 -s 4096 -w randwrite -M 0 -t 30 -c 0x1 Initializing NVMe ControllersAssociating INTEL SSDPEDMD400G4 (CVFT5161008G400BGN ) with lcore 0Initialization complete. Launching workers.Starting thread on core 0INTEL SSDPEDMD400G4 (CVFT5161008G400BGN ) from core 0: 266609.31 IO/s 1041.44 MB/s========================================================Total : 266609.31 IO/s 1041.44 MB/s