VM CAN share binaries/libs/etc (otherwise called files) also, VMs CAN "share" memory. ie VMs can dedup memory between themselves. On Linux at least. Not sayin

VM CAN share binaries/libs/etc (otherwise called files) also, VMs CAN "share" memory. ie VMs can dedup memory between themselves. On Linux at least. Not saying docker/lxc and all things namespaces are bad at all - but setting things straight. VMs can do this:) Checkout KSM for memory "sharing" and any overlay-style file system that is mounted by VMs (this one works exactly the same as when you use namespaces/docker/lxc in fact)