其实也不是第一次了,之前使用ubuntu的时候一直都有这个错误,也忘记这个东西是怎么出现的了,看来与AMD有关…AMD官网有说明:http://www.amd64.org/support/microcode.html “AMD provides microcode patch support for processors belonging to AMD processor families 10h, 11h, 12h, 14h, and 15h”

ying@ying-desktop:~$ dmesg | grep micro
[ 11.046778] microcode: CPU0: patch_level=0x03000025
[ 11.124894] microcode: failed to load file amd-ucode/microcode_amd.bin
[ 11.124913] microcode: CPU1: patch_level=0x03000025
[ 11.126471] microcode: failed to load file amd-ucode/microcode_amd.bin
[ 11.126496] microcode: CPU2: patch_level=0x03000025
[ 11.127912] microcode: failed to load file amd-ucode/microcode_amd.bin
[ 11.127930] microcode: CPU3: patch_level=0x03000025
[ 11.129155] microcode: failed to load file amd-ucode/microcode_amd.bin
[ 11.129270] microcode: Microcode Update Driver: v2.00 , Peter Oruba

安装amd64-microcode :

ying@ying-desktop:~$ sudo apt-get install amd64-microcode
[sudo] password for ying:
正在读取软件包列表… 完成
正在分析软件包的依赖关系树
正在读取状态信息… 完成
下列【新】软件包将被安装:
amd64-microcode
升级了 0 个软件包,新安装了 1 个软件包, 要卸载 0 个软件包,有 0 个软件包未被升级。
需要下载 27.9 kB 的软件包。
解压缩后会消耗掉 97.3 kB 的额外空间。
获取:1 http://ftp.cuhk.edu.hk/pub/Linux/ubuntu/ quantal/multiverse amd64-microcode amd64 1.20120910-1 [27.9 kB]
下载 27.9 kB,耗时 0秒 (144 kB/s)
Selecting previously unselected package amd64-microcode.
(正在读取数据库 … 系统当前共安装有 177823 个文件和目录。)
正在解压缩 amd64-microcode (从 …/amd64-microcode_1.20120910-1_amd64.deb) …
正在设置 amd64-microcode (1.20120910-1) …
Using per-core interface to update microcode on online processors…
update-initramfs: deferring update (trigger activated)
正在处理用于 initramfs-tools 的触发器…
update-initramfs: Generating /boot/initrd.img-3.5.0-19-generic
ying@ying-desktop:~$

安装amd64-microcode 后,系统相关启动日志如下:

ying@ying-desktop:~$ dmesg | grep micro
[ 1.494958] microcode: CPU0: patch_level=0x03000025
[ 1.547460] microcode: CPU0: new patch_level=0x03000027
[ 1.547579] microcode: CPU1: patch_level=0x03000025
[ 1.551557] microcode: CPU1: new patch_level=0x03000027
[ 1.551668] microcode: CPU2: patch_level=0x03000025
[ 1.552870] microcode: CPU2: new patch_level=0x03000027
[ 1.552983] microcode: CPU3: patch_level=0x03000025
[ 1.554223] microcode: CPU3: new patch_level=0x03000027
[ 1.554380] microcode: Microcode Update Driver: v2.00 , Peter Oruba
ying@ying-desktop:~$

有时间的话回头看看是什么东西- -!

Comments

2012-12-10