Difference: TemperatureShutDown (2 vs. 3)

Revision 32011-07-22 - WilliamSeligman

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META TOPICPARENT name="Computing"

Computer room temperature and cluster shutdown

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  1. The next level of escalation is to shut down everything but hypatia.
  2. The last level is to shut down hypatia; this is the machine that runs this script, email, NIS, etc.
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If at any point the temperature falls below a "recovery" temperature, currently 85 degrees, the escalation falls back to "nothing"; if the A/C has not cooled below 90 degrees with only hypatia running after 50 minutes, something is seriously wrong in that room.
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If the A/C has not cooled the room to below 90 degrees with only hypatia running after 50 minutes, something is seriously wrong in that room.
 
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Note that there is no method of automatically starting these systems again. If they are shut down, they must be powered on manually.
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If at any point the temperature falls below a "recovery" temperature, currently 85 degrees, the escalation falls back to "nothing." Note that there is no method of automatically starting these systems again. If they are shut down, they must be powered on manually.
  If you're logged into a Nevis system and you see a warning about a system shutdown due to temperature, log off immediately (though you don't have much choice). If you can still log in to any other system, save your work, cancel all condor jobs, and log off again.
 
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