Anyone here know what

eoshostd

does? I opened my new macbook pro this morning to find that it had power cycled, and I see this in my `system.log`:

Mar 28 03:07:49 zwass com.apple.xpc.launchd[1] (com.apple.xpc.launchd.domain.system): System reboot initiated by: eoshostd.232<-launchd.1