If these chillers are connected to BACnet or similar network, then I wouldn't rule out the possibility of an attack.

Don't insinuate something like this without evidence. Completely unreasonable and inappropriate. 

On Wed, Jan 17, 2024 at 8:31 AM Lamar Owen <lowen@pari.edu> wrote:
>This sort of mass failure seems to point
>towards either design issues (like equipment >selection/configuration vs
>temperature range for the location), systemic maintenance issues, or
>some sort of single failure point that could take all the chillers out,
>none of which I'd be happy to see in a data center.



If these chillers are connected to BACnet or similar network, then I wouldn't rule out the possibility of an attack.