MSR_IA32_THERM_CONTROL: 0x0 [Software-controlled clock disabled (full speed)]

[Ankur Sinha]

On Mon, 2014-01-27 at 21:13 +0530, piruthiviraj natarajan wrote:
> Recently for the past couple of months I have been noticing that when
> I start firefox my system fans go mad and CPU temp rises significantly
> by at least 5Celcius.

I've noticed this too. I haven't yet understood why it happens. I'll
keep an eye out for FF. Here's what I have:

[asinha at ankur-laptop  ~]$ sudo x86info -m
x86info v1.30.  Dave Jones 2001-2011
Feedback to <davej at redhat.com>.

Found 4 identical CPUs
Extended Family: 0 Extended Model: 2 Family: 6 Model: 37 Stepping: 5
Type: 0 (Original OEM)
CPU Model (x86info's best guess): Core i7 (Nehalem)
[Clarkdale/Arrandale]
Processor name string (BIOS programmed): Intel(R) Core(TM) i5 CPU
M 560  @ 2.67GHz

Performance MSRs:
  MSR_IA32_PERF_STATUS: 0x15
  MSR_IA32_MISC_ENABLE: 0x850089 [Enabled: TCC PerfMon EnhancedSpeedStep
]

Thermal MSRs:
  MSR_PM_THERM2_CTL: 0x0 [Thermal monitor: 1]
  MSR_IA32_THERM_CONTROL: 0x0 [Software-controlled clock disabled (full
speed)]
  MSR_IA32_THERM_STATUS: 0x88240000

Total processor threads: 4
This system has 1 dual-core processor with hyper-threading (2 threads
per core) running at an estimated 2.65GHz
-- 
Thanks,
Warm regards,
Ankur (FranciscoD)

http://fedoraproject.org/wiki/User:Ankursinha

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