> brilliant sysadmin was on holiday > entire SaaS business > [ Unmentioned - Single Point of Failure Service dependent on a single admin ] If you are fully a

> brilliant sysadmin was on holiday > entire SaaS business > [ Unmentioned - Single Point of Failure Service dependent on a single admin ] If you are fully accounting for vacation, training, sleep etc then you need a minimum of 5 admins for mission critical services. Now, you can engineer around this to reduce your staffing requirement but I wouldn't recommend going under 2 ever because accidents happen. This business seemed one below that, without the engineering, and I would point to the mgmt, not the brilliant admin as the problem.