Paget Brewster as Emily Prentiss. Emily Prentiss is a fictional character on the CBS crime drama Criminal Minds, portrayed by Paget Brewster. Prentiss first appeared in The Last Word (episode nine of season two), replacing Agent Elle Greenaway, who had quit in The Boogeyman.
Uptime is a measure of the time a machine, typically a computer, has been working and available. Uptime is the opposite of downtime. Htop adds an exclamation mark when uptime is bigger than 100 days.
Operational availability is the ratio of the system uptime to total time. Mathematically, it is given by: where the operating cycle is the overall time period of operation being investigated and uptime is the total time the system was functioning during the operating cycle.