Why does my server rack have hot spots even with cold aisle containment
Hot spots in a contained rack usually mean airflow bypass or blockage — blanking panels missing, cable clutter blocking intake, or perforated…
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Data Centers & Server Rooms
Practical, step-by-step fixes for data centers & server rooms problems — 7 published so far.
Why does my server rack overheat even though the CRAC unit is running at full capacity?
Your rack overheats because cold air bypasses the servers or hot air recirculates back to the intake — usually from missing blanking…
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Why does my server rack overheat even with the CRAC units running at 100%?
Your rack overheats because cool air isn't reaching the servers — likely due to blocked airflow, missing blanking panels, or hot air…
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Why does my UPS battery die way faster than its rated lifespan?
UPS batteries usually die early because they sit in heat, get discharged too often, or never get exercised. Heat above 77°F (25°C)…
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Why does the top of my server rack overheat when CRAC units are running full blast?
Top-of-rack overheating usually means cold air isn't reaching the upper servers because hot exhaust air is recirculating forward or blanking panels are…
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Why is my server room AC running all the time and never shutting off?
Your server room AC runs constantly because it can't reach its set temperature — usually from heat load that's grown past the…
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Why is my server room cooling system running all the time
A server room cooling system runs constantly when the thermostat never reaches its setpoint — usually because the setpoint is too cold,…
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