We have a separate cooling device for HDD. On Thu, Feb 2, 2017 at 10:28 AM, <[email protected]> wrote:
> On Thu, 02 Feb 2017 08:54:27 -0600, Siddhartha Baral said: > > > I am trying to add a new thermal zone driver for HDD which > will > > be part of the thermal framework in the kernel. > > First Law of Systems Programming: > > Never test for an error condition you don't know how to handle anyhow. > > If the disk reports that it is over-temperature, *what can you do about > it*? > > If a CPU gets too hot you can reduce the clock frequency. You don't > have that sort of option on a disk drive - especially from inside the > kernel. You can't change its rotation rate, and throttling I/O won't > significantly change the temperature (but can hang the system if writeback > of dirty pages stops....) >
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