> /tmp/ is the ram-backed version for small files Small you say? The block size in that device is the size of the memory page: 4K by default. That's 8 times th

> /tmp/ is the ram-backed version for small files Small you say? The block size in that device is the size of the memory page: 4K by default. That's 8 times the very typical 512b for persistent storage. I've been bitten many times when trying to start in-memory only VMs with a disk image that measured smaller than available memory only to run out of memory on boot :) Let's say it's not really for small files. It's for few files. ;)