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Questions tagged [airflow]

Use this tag for questions related to the flow of air (airflow is a critical aspect for maintaining the performance and reliability of equipment running inside of a modern datacenter as well as their overall energy efficiency)

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1answer
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How should “CPU usage per node” be interpreted in Google Cloud monitoring?

In the monitoring tab for Composer (Airflow) on Google Cloud there is a graph showing "CPU usage per node". How should the values in this graph be interpreted? What value would indicate that ...
6
votes
3answers
4k views

How to decrease humidity level in a server room

We have a small server room and the humidity level inside the room is far from the ideal. We have been measuring it between 60% and 68% for 3 months. Ambient room humidity inside the building is about ...
2
votes
1answer
45 views

Does the power consumed by an air conditioner adds to the total heat generation in a server room?

I have to size up the air conditioning in my server room. I have calculated a total load of all the power consuming equipment in my server room, i.e. servers, networking devices, SAN, lighting, UPS, ...
1
vote
0answers
30 views

Dell Motherboard failures - condensation?

Since April 2018 I've had multiple motherboard failure on my Dell servers (at least 12). We've operated dell servers in this location for over 20 years without a problem. Since April however its been ...
10
votes
7answers
699 views

Server corrosion, air conditioning and climate control

We made the unfortunate discovery that our servers in our in-office server room are rusting away. This came to light after the first one had failed. One obvious candidate is the AC unit, that ...
11
votes
2answers
5k views

Cisco Catalyst 2960 Switches - Can I reverse the air flow?

I have some equipment that will be moved to a new datacenter soon. At the current datacenter, the switches are mounted in the back of the racks so the air flow for the switches is reverse in ...