Failure in the basics of fluid dynamics

I happen to work for a certain web hosting company [which shall remain nameles] who has a sister company [also nameless] whose employees have a reputation for being a tad underwhelming in the common sense department. Anyhow, it seems that lately there has been a rash of heat-related failures in their servers, in part due to a short cooling failure and made worse by the below…

Everything looks good, no? I’m not exactly a stranger to the inside of a server, but nothing really stood out to me from this picture. The text of the email sheds a bit more light on the situation: Continue reading…