我收到此错误信息：
mce：CPU3：核心温度高于阈值，CPU 时钟节流
我不断看到无风扇微型计算机上所有四个核心的这些消息，但传感器命令和 i7z 报告温度正常。
sensors
soc_dts0-virtual-0
Adapter: Virtual device
temp1: +38.0°C
acpitz-acpi-0
Adapter: ACPI interface
temp1: +26.8°C (crit = +90.0°C)
soc_dts1-virtual-0
Adapter: Virtual device
temp1: +39.0°C
coretemp-isa-0000
Adapter: ISA adapter
Core 0: +38.0°C (high = +105.0°C, crit = +105.0°C)
Core 1: +38.0°C (high = +105.0°C, crit = +105.0°C)
Core 2: +39.0°C (high = +105.0°C, crit = +105.0°C)
Core 3: +39.0°C (high = +105.0°C, crit = +105.0°C)
通常情况下，PC 会停止运行（崩溃），重新启动后系统会恢复运行。有没有什么线索可以解释问题出在哪里？
以下是这两个命令的输出：
mini:~# grep 型号 /proc/cpuinfo
model : 55
model name : Intel(R) Celeron(R) CPU J1900 @ 1.99GHz
model : 55
model name : Intel(R) Celeron(R) CPU J1900 @ 1.99GHz
model : 55
model name : Intel(R) Celeron(R) CPU J1900 @ 1.99GHz
model : 55
model name : Intel(R) Celeron(R) CPU J1900 @ 1.99GHz
root@mini:~# ps aux | grep -i therm
root 153 0.0 0.0 0 0 ? I< Jul16 0:00 [acpi_thermal_pm]
root 10642 0.1 0.1 123240 10128 ? Ssl 18:25 0:00 /usr/sbin/thermald --no-daemon --dbus-enable
root 10656 0.0 0.0 6432 732 pts/1 S+ 18:25 0:00 grep --color=auto -i therm
涡轮增压器输出：
turbostat version 19.08.31 - Len Brown <[email protected]>
CPUID(0): GenuineIntel 0xb CPUID levels; 0x80000008 xlevels; family:model:stepping 0x6:37:8 (6:55:8)
CPUID(1): SSE3 MONITOR - EIST TM2 TSC MSR ACPI-TM HT TM
CPUID(6): APERF, No-TURBO, DTS, No-PTM, No-HWP, No-HWPnotify, No-HWPwindow, No-HWPepp, No-HWPpkg, EPB
cpu0: MSR_IA32_MISC_ENABLE: 0x4000840089 (TCC No-EIST MWAIT PREFETCH No-TURBO)
CPUID(7): No-SGX
SLM BCLK: 83.3 Mhz
cpu0: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x00000000 (DISable-CC6-Demotion)
cpu0: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x00000000 (DISable-MC6-Demotion)
RAPL: 4581 sec. Joule Counter Range, at 30 Watts
cpu0: MSR_PLATFORM_INFO: 0x100000001800
16 * 83.3 = 1332.8 MHz max efficiency frequency
24 * 83.3 = 1999.2 MHz base frequency
cpu0: MSR_IA32_POWER_CTL: 0x00000000 (C1E auto-promotion: DISabled)
cpu0: MSR_ATOM_CORE_RATIOS: 0x00181002
2 * 83.3 = 166.6 MHz minimum operating frequency
16 * 83.3 = 1332.8 MHz low frequency mode (LFM)
24 * 83.3 = 1999.2 MHz base frequency
cpu0: MSR_ATOM_CORE_TURBO_RATIOS: 0x1d1d1d1d
29 * 83.3 = 2415.7 MHz max turbo 4 active cores
29 * 83.3 = 2415.7 MHz max turbo 3 active cores
29 * 83.3 = 2415.7 MHz max turbo 2 active cores
29 * 83.3 = 2415.7 MHz max turbo 1 active core
cpu0: MSR_PKG_CST_CONFIG_CONTROL: 0x00040000 (UNlocked, pkg-cstate-limit=0 (pc0))
cpu0: POLL: CPUIDLE CORE POLL IDLE
cpu0: C1: MWAIT 0x00
cpu0: C6N: MWAIT 0x58
cpu0: C6S: MWAIT 0x52
cpu0: C7: MWAIT 0x60
cpu0: C7S: MWAIT 0x64
cpu0: cpufreq driver: intel_pstate
cpu0: cpufreq governor: powersave
cpufreq intel_pstate no_turbo: 1
cpu0: MSR_IA32_ENERGY_PERF_BIAS: 0x00000006 (balanced)
cpu0: MSR_RAPL_POWER_UNIT: 0x00000505 (0.031250 Watts, 0.000032 Joules, 0.000977 sec.)
cpu0: MSR_PKG_POWER_LIMIT: 0x003880fa (UNlocked)
cpu0: PKG Limit #1: ENabled (7.812500 Watts, 262144.000000 sec, clamp DISabled)
cpu0: PKG Limit #2: DISabled (0.000000 Watts, 0.000977* sec, clamp DISabled)
cpu0: MSR_PP0_POWER_LIMIT: 0x00000000 (UNlocked)
cpu0: Cores Limit: DISabled (0.000000 Watts, 0.000977 sec, clamp DISabled)
cpu0: MSR_IA32_TEMPERATURE_TARGET: 0x00690000 (105 C)
Core CPU Avg_MHz Busy% Bzy_MHz TSC_MHz IRQ SMI POLL C1 C6N C6S C7 C7S POLL% C1% C6N% C6S% C7% C7S% CPU%c1 CPU%c6 Mod%c6 CoreTmp GFX%rc6 GFXMHz Pkg%pc6 PkgWatt CorWatt
- - 10 0.49 1999 2000 552 0 0 26 6 168 234 311 0.00 0.03 0.02 2.73 16.78 79.96 0.03 99.22 0.00 39 100.01 1870.00 0.19 0.17
0 0 10 0.50 1999 2000 97 0 0 2 2 38 66 97 0.00 0.01 0.01 2.23 20.44 76.83 0.01 99.21 0.00 38 100.02 1870.00 0.19 0.17
1 1 14 0.68 1999 2000 119 0 0 1 1 16 56 58 0.00 0.00 0.01 1.01 16.54 81.76 0.00 99.12 0.00 38
2 2 3 0.14 1999 2000 36 0 0 1 0 11 7 76 0.00 0.00 0.00 0.76 2.38 96.72 0.00 99.73 0.00 39
3 3 13 0.63 1999 2000 300 0 0 22 3 103 105 80 0.00 0.12 0.04 6.92 27.78 64.54 0.12 98.82 0.00 39
Core CPU Avg_MHz Busy% Bzy_MHz TSC_MHz IRQ SMI POLL C1 C6N C6S C7 C7S POLL% C1% C6N% C6S% C7% C7S% CPU%c1 CPU%c6 Mod%c6 CoreTmp GFX%rc6 GFXMHz Pkg%pc6 PkgWatt CorWatt
- - 9 0.47 1999 2000 552 0 1 17 11 165 214 312 0.00 0.02 0.03 2.57 16.75 80.17 0.02 99.26 0.00 39 100.00 1870.00 0.19 0.17
0 0 7 0.35 1999 2000 126 0 0 5 2 21 47 82 0.00 0.04 0.02 1.13 15.45 83.01 0.04 99.42 0.00 38 99.99 1870.00 0.19 0.17
1 1 14 0.72 1999 2000 90 0 0 0 1 19 39 46 0.00 0.00 0.02 1.21 11.59 86.48 0.00 99.11 0.00 38
2 2 7 0.37 1999 2000 156 0 0 5 2 61 57 112 0.00 0.02 0.03 3.96 20.06 75.56 0.02 99.29 0.00 39
3 3 9 0.45 1999 2000 180 0 1 7 6 64 71 72 0.00 0.02 0.06 3.96 19.92 75.61 0.02 99.23 0.00 39
Core CPU Avg_MHz Busy% Bzy_MHz TSC_MHz IRQ SMI POLL C1 C6N C6S C7 C7S POLL% C1% C6N% C6S% C7% C7S% CPU%c1 CPU%c6 Mod%c6 CoreTmp GFX%rc6 GFXMHz Pkg%pc6 PkgWatt CorWatt
- - 13 0.65 1999 2000 750 0 0 29 25 321 290 322 0.00 0.02 0.07 4.98 20.01 74.27 0.02 98.99 0.00 39 100.01 1870.00 0.23 0.22
0 0 14 0.69 1999 2000 104 0 0 2 3 32 27 54 0.00 0.01 0.04 2.15 5.12 92.01 0.01 99.14 0.00 38 100.01 1870.00 0.23 0.22
1 1 12 0.62 1999 2000 136 0 0 4 2 21 68 70 0.00 0.01 0.03 1.32 17.39 80.65 0.01 99.14 0.00 38
2 2 6 0.29 2000 2000 92 0 0 7 5 51 65 118 0.00 0.02 0.05 3.23 23.49 72.95 0.02 99.36 0.00 39
3 3 20 1.01 1999 2000 418 0 0 16 15 217 130 80 0.00 0.05 0.18 13.24 34.05 51.50 0.05 98.34 0.00 39
root@mini:~#
我应该指出，迷你电脑在之前的使用中曾作为 Windows 7 工作站，从未出现过问题。我们曾经用它来运行包括 Powerpoint 在内的 MS Office 应用程序。