That's what it comes down to. If you can live with a server that is down and needs to be reinstalled because a disk failed, then go ahead with a single disk. Otherwise, always use a RAID.
That's what it comes down to. If you can live with a server that is down and needs to be reinstalled because a disk failed, then go ahead with a single disk. Otherwise, always use a RAID.
That depends on the Linux distribution that you use. PVE comes with ZFS and you can use ZFS as root file system directly when using the official installer.
That depends on the Linux distribution that you use. PVE comes with ZFS and you can use ZFS as root file system directly when using the official installer.