It seems to me that you haven't looked into this space at all. See Table 2 in [1] for a list of other implementations. I'm perfectly happy about how MirageOS i

It seems to me that you haven't looked into this space at all. See Table 2 in [1] for a list of other implementations. I'm perfectly happy about how MirageOS is doing and I'm glad there are options that allow people to choose where they make their trade-offs. [1] http://queue.acm.org/detail.cfm?id=2566628 http://queue.acm.org/detail.cfm?id=2566628