One more thing to watch out for at data centers - fire drills

hcb at hcb at
Sat Sep 17 13:27:26 UTC 2016

On 2016-09-17 08:39, Suresh Ramasubramanian wrote:
> Releasing inert gas from fire suppression units that were over
> pressurized resulted in an extremely loud noise – causing cabinets
> full of hard drives to vibrate – which got transmitted to the read –
> write heads of the drives.
> Amazing sort of outage + data loss, and this time the physical
> security plant chief gets to write up the RCA.
> --srs

Another unexpected result when we had an all-out Halon test:  thick fog, 
apparently from cold gas and somewhat humid air. I'm glad to have been 
watching through windows. Visibility in the room dropped to zero.

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