Re: Reasonable time interval to check the CPU termperature?

From: Christopher Browne (cbbrowne_at_acm.org)
Date: 07/16/03 

Date: 16 Jul 2003 17:52:34 GMT

Shi Jin <jinzishuai@hotmail.com> writes:
> We just got some CPU burned due to wearout of CPU fans. Now we
> installed some CPU termperature monitoring software(TSM from Tyan)
> and now are able to check the CPU termperature every time interval
> with our own simple code.
> But here is a practical problem: what is the proper time interval we
> should use ?
>
> We are using AMD MP 2200+ dual CPUs on a 16-node cluster. The
> termperature we now regard as dangerous is 70 degree centigrade(
> according to AMD website, at 90 degree the CPU will burn). Now I check
> it every 10 minutes but I don't know whether this is enough or
> not. Say if the CPU fan completely stop working, how long will it take
> for the CPU to burn? Probably within a minute? So I just want to get
> some advice how often should I do it.
> Thanks a lot.

If the CPU fan dies, AMD chips are noted for dying in seconds.

But I thought the motherboards had added in functionality to save the
CPU in this situation... 

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