utc time

    function obj:getRealTime(raw)
        local handle = self.tmpfs.open("/time", "w")
        self.tmpfs.write(handle, "time")
        self.tmpfs.close(handle)
        return raw and self.tmpfs.lastModified("/time") / 1000 or
            os.date("%Y-%m-%d %H:%M:%S", self.tmpfs.lastModified("/time") / 1000) -- last arg is timestamp
    end