![irq/185-AudioDS 使用超过 60% 的 CPU](https://linux22.com/image/1071089/irq%2F185-AudioDS%20%E4%BD%BF%E7%94%A8%E8%B6%85%E8%BF%87%2060%25%20%E7%9A%84%20CPU.png)
我刚刚在 Acer Swift 3 SF314 上安装了内核为 5.11.0-27-generic 的 Ubuntu 20.04 LTS,有一个名为 irq/185-AudioDS 的进程始终使用超过 60% 的 CPU。
此外,dmesg 输出有以下消息:
[ 2430.491653] sdw_cdns_irq: 137830 callbacks suppressed
[ 2430.491658] intel-sdw intel-sdw.0: Bus clash for control word
[ 2430.491683] intel-sdw intel-sdw.1: Bus clash for control word
[ 2430.491736] intel-sdw intel-sdw.0: Bus clash for control word
[ 2430.491739] intel-sdw intel-sdw.1: Bus clash for control word
[ 2430.491797] intel-sdw intel-sdw.0: Bus clash for control word
[ 2430.491801] intel-sdw intel-sdw.1: Bus clash for control word
[ 2430.491859] intel-sdw intel-sdw.0: Bus clash for control word
[ 2430.491862] intel-sdw intel-sdw.1: Bus clash for control word
[ 2430.491920] intel-sdw intel-sdw.0: Bus clash for control word
[ 2430.491924] intel-sdw intel-sdw.1: Bus clash for control word
我能做什么?谢谢
编辑
然而,为了避免这个问题,最好的办法是卸载所有的 alsa 模块,因为你会丢失音频:
sudo alsa unload