5.40 开机出现 Firmware Bug 日志

错误日志内容：[Firmware Bug]:TSC_DEADLINE disabled due to Errata; pleaseupdate microcode to version: 0x22 (or later)
解决办法：sudo apt install intel-microcode 或 sudo apt install amd64-microcode
检查安装：dmesg |grep microcode
问题来源：https://stackoverflow.com/questions/48036877/debian-firmware-bug-tsc-deadline-disabled-due-to-errata
应用这个补丁后，会降低CPU性能。家用不推荐。