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Questions tagged [airflow]

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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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6
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3answers
2k 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 ...
0
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0answers
125 views

apache airflow ldap group setup for viewer profile filter

I am using ad based authentication to access the airflow in my company , i have created two groups in ad(ldap) for superuser_filter and data_profiler , i want to create or integrate one group like ...
0
votes
1answer
211 views

Google Cloud Composer “Error: Server Error”

My Google Cloud Composer is not working since yesterday. I can't access the airflow interface, returning: Error: Server Error The server encountered a temporary error and could not complete your ...
0
votes
1answer
175 views

ETL to bigquery using airflow without have permission cloud storage/ cloud sql

i have done ETL from MySql to bigQuery with python, but because i haven't permission to connect google cloud storage/ cloud sql, i must dump data and partition that by last date, this way easy but ...
2
votes
1answer
44 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
28 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
610 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 ...
0
votes
1answer
5k views

Airflow: Can't connect to ('0.0.0.0', 8080)

I am trying to do some stuff with Airflow.I have installed it with pip(latter in a virtual) but problem is when I want to start webserver. airflow webserver -p 8080 [2017-07-29 12:20:45,913] [4585] {...
11
votes
2answers
4k 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 ...