I think the key here is that if your set point is at 80 F, you better be able to hit it with a unit down and you better be able to react instantly to any environmental failure. You just have no headroom to play with.
Steven Naslund Chicago IL >-----Original Message----- >From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Zachary Winnerman >Sent: Wednesday, October 11, 2017 11:54 AM >To: nanog@nanog.org >Subject: Re: Temp at Level 3 data centers > >I recall some evidence that 80+F temps can reduce hard drive lifetime, though >it might be outdated as it was from before SSDs were around. I would imagine >that while it may not impact the ability for a server to handle load, it may >>reduce equipment lifetime. It also could be an indication that they lack >redundancy in the case of an AC failure. This could cause equipment damage if >the datacenter is unattended and temperatures are allowed to rise.