Seriously, it's a weird obtuse command. Weird syntax that doesn't match anything else, and the block size shouldn't be needed 99% of the time. A modern tool should figure out a good value on its own, either by interrogating the devices at both ends, or by benchmarking, or both.
Seriously, it's a weird obtuse command. Weird syntax that doesn't match anything else, and the block size shouldn't be needed 99% of the time. A modern tool should figure out a good value on its own, either by interrogating the devices at both ends, or by benchmarking, or both.