最近天气炎热,我家里的 Linux 服务器 CPU 占用率似乎随着温度好像变高了很多,不知道是什么原因
$ sensors
coretemp-isa-0000
Adapter: ISA adapter
Package id 0: +63.0 C (high = +80.0 C, crit = +100.0 C)
Core 0: +47.0 C (high = +80.0 C, crit = +100.0 C)
Core 4: +50.0 C (high = +80.0 C, crit = +100.0 C)
Core 8: +54.0 C (high = +80.0 C, crit = +100.0 C)
Core 12: +56.0 C (high = +80.0 C, crit = +100.0 C)
Core 16: +63.0 C (high = +80.0 C, crit = +100.0 C)
Core 20: +61.0 C (high = +80.0 C, crit = +100.0 C)
Core 24: +52.0 C (high = +80.0 C, crit = +100.0 C)
Core 28: +55.0 C (high = +80.0 C, crit = +100.0 C)
Core 36: +47.0 C (high = +80.0 C, crit = +100.0 C)
Core 37: +47.0 C (high = +80.0 C, crit = +100.0 C)
Core 38: +47.0 C (high = +80.0 C, crit = +100.0 C)
Core 39: +47.0 C (high = +80.0 C, crit = +100.0 C)
1
opengps 2023-07-07 15:43:19 +08:00 1
温度过高确实会降频,但我并不知道降频是否会提高占用率
|
4
mineralsalt 2023-07-07 16:15:40 +08:00
温度高到降频, 会极大影响速度
|
5
renfei 2023-07-07 16:20:17 +08:00 2
我的观察,我的 macbook pro ,如果周围气温炎热,确实容易高温,一旦高温就会出现一个叫 kernel_task 的进程开始大量占用 CPU ,让 CPU 冷静下来
|
6
dw2693734d OP @renfei 我的 macbook 也是,老是有个 kernel_task 来占用我的 cpu😂
|
7
ysc3839 2023-07-07 17:22:31 +08:00 via Android 3
|
9
veike 2023-07-07 17:42:34 +08:00
10 年期前的笔记本,不开空调用一会就直接黑屏关机了。
|
10
iugo 2023-07-07 17:52:16 +08:00 1
@renfei 你的观察在 https://support.apple.com/en-us/HT207359 知识库中得到了验证.
|