iSMC

• M4 Mac でハードウェアの温度情報が取得できる．
• https://github.com/dkorunic/iSMC
• インストール

brew tap dkorunic/tap
brew install ismc

• HW情報表示

iSMC hw --output ascii

nonaka@macmini3 ~ % iSMC hw --output ascii
+----------------------------------------------------------------------------------+
|                                     Hardware                                     |
+-----------------------+---------------------------+-------------------+----------+
| DESCRIPTION           | KEY                       | VALUE             | TYPE     |
+-----------------------+---------------------------+-------------------+----------+
| CPU                   | hw.cpu                    |   M4 Pro          | platform |
| CPU Logical Cores     | hw.logicalcpu             |       12          | sysctl   |
| CPU Physical Cores    | hw.physicalcpu            |       12          | sysctl   |
| Efficiency CPU Cores  | hw.perflevel1.physicalcpu |        4          | sysctl   |
| Mac Model             | hw.model                  | Mac mini (M4 Pro) | platform |
| Model Identifier      | hw.model                  | Mac16,11          | sysctl   |
| Performance CPU Cores | hw.perflevel0.physicalcpu |        8          | sysctl   |
| Platform Family       | hw.family                 |       M4          | platform |
| Year                  | hw.year                   |     2024          | platform |
+-----------------------+---------------------------+-------------------+----------+

• 温度情報表示

nonaka@macmini3 ~ % iSMC temp --output ascii | grep -e 'Airport' -e 'CPU Efficiency Core' -e 'CPU Performance Core' -e 'GPU' 
| Airport 1                     | TW0P   | 34.014603 °C | flt  |
| CPU Efficiency Core 1         | Te06   | 49.09375 °C  | flt  |
| CPU Efficiency Core 2         | Te0T   | 47.265625 °C | flt  |
| CPU Performance Core 1        | Tp02   |    40 °C     | flt  |
| CPU Performance Core 2        | Tp06   |    40 °C     | flt  |
| CPU Performance Core 3        | Tp0A   |    40 °C     | flt  |
| CPU Performance Core 4        | Tp0E   |    40 °C     | flt  |
| CPU Performance Core 5        | Tp0I   |    40 °C     | flt  |
| CPU Performance Core 6        | Tp0M   |    40 °C     | flt  |
| CPU Performance Core 7        | Tp0Q   |    40 °C     | flt  |
| CPU Performance Core 8        | Tp0U   |    40 °C     | flt  |
| CPU Performance Core 9        | Tp0Y   |    40 °C     | flt  |
| CPU Performance Core 10       | Tp0c   |    40 °C     | flt  |
| GPU 3                         | Tg0K   | 38.870888 °C | flt  |
| GPU 4                         | Tg0L   | 38.870888 °C | flt  |

...

• fficiency Core は4つのはずだが2つの表示

• 2回目

nonaka@macmini3 ~ % iSMC temp --output ascii | grep -e 'Airport' -e 'CPU Efficiency Core' -e 'CPU Performance Core' -e 'GPU'
| Airport 1                    | TW0P   | 36.725235 °C | flt  |
| CPU Efficiency Core 1        | Te06   | 57.75 °C     | flt  |
| CPU Efficiency Core 2        | Te0T   | 54.734375 °C | flt  |
| CPU Efficiency Core 3        | TpxA   |    40 °C     | flt  |
| CPU Efficiency Core 4        | TpxD   |    40 °C     | flt  |
| CPU Performance Core 1       | Tp1k   |    40 °C     | flt  |
| CPU Performance Core 2       | Tp1o   |    40 °C     | flt  |
| CPU Performance Core 3       | Tp1u   |    40 °C     | flt  |
| CPU Performance Core 4       | Tp1x   |    40 °C     | flt  |
| CPU Performance Core 5       | Tp20   |    40 °C     | flt  |
| CPU Performance Core 6       | Tp23   |    40 °C     | flt  |
| CPU Performance Core 7       | Tp26   |    40 °C     | flt  |
| CPU Performance Core 8       | Tp29   |    40 °C     | flt  |
| CPU Performance Core 9       | Tp2C   |    40 °C     | flt  |
| CPU Performance Core 10      | Tp2G   |    40 °C     | flt  |
| GPU 3                        | Tg0K   | 45.21875 °C  | flt  |
| GPU 4                        | Tg0L   | 45.21875 °C  | flt  |

...

• CPU Efficiency Core が4つに増えた
• CPU Performance Core は8つのはずだが、10個表示されている。