Cloudflare Teases Next-Gen Server Design, Benefits Going From 1U To 2U Servers

[Saigu]

Single rotor fans? No filter? [Flips passive cooling table full of porous ceramic fins. It looks about the same.]

[rshpount]

What did you mean when you wrote "their racks they have more space available than racks"? Are you trying to say that they had more space than power budget?

[skierpage]

It's interesting that this is using the v 3.0 Network Interface Card design from the Open Compute Project, yet it is not itself an OCP design. Open source hardware benefits everyone.

[Cmdr_Zod]

Single rotor fans? No filter? [Flips passive cooling table full of porous ceramic fins. It looks about the same.]

These servers are typically running in a data center, where the air conditioning takes care of dust (Large filters are in place and are replaced following a maintenance plan). I have never seen any noticeable amount of dust inside servers afters years of operation in such an environment.
What I have seen once was some light rust on hot swap drive trays, I was told that there was an issue with too much moisture in the past in (Don't ask me how that has happened).