> Of course larger transfers would also mitigate the overhead for each I/O > operation, but we already do several Gigabyte/s with 64k transfers and > filesystem I/O tends to be even smaller.
yes - the benefits will be in the 0-10% range for most things. it will help, but only a fairly small amount, most of us won't notice. i've seen peaks of 1.4GB/s with an nvme(4) device with ffs on top. .mrg.