Ah, I see what you mean, I was thinking in terms of images/files. As an arguement it gives % of the input (64GB usb drive, 8GB image): > pv /mnt/str/Downloa

Ah, I see what you mean, I was thinking in terms of images/files. As an arguement it gives % of the input (64GB usb drive, 8GB image): > pv /mnt/str/Downloads/stick-8g.img > /dev/sdi 916MiB 0:00:35 [1.88MiB/s] [========> ] 11% ETA 0:04:17 Otherwise it seems to give the size of the output if it's a block device.