On Wed 26 Aug 2020 03:18:32 PM CEST, Kevin Wolf wrote: >> My understanding is that writing 4K blocks requires a >> read-modify-write because you must fetch a complete cluster from >> deeper in the overlay chain before writing to the active >> overlay. However, this does not explain the drop in performance when >> writing 64K blocks.
Your understanding is correct. Apart from what Kevin wrote, I assume that the write requests are always aligned to the cluster size, is that right? Berto
