linux

怎样解读dmesg的CPU信息

小樊
88
2025-02-14 23:59:06
栏目: 编程语言

解读dmesg中的CPU信息可以通过以下步骤进行:

基本命令

输出内容解析

示例输出

[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Initializing cgroup subsys cpuacct
[ 0.000000] Linux version 3.10.0-1127.19.1.el7.x86_64 (mockbuild@kbuilder.bsys.centos.org) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-39) (GCC)) #1 SMP Tue Aug 25 17:23:54 UTC 2020
[ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-3.10.0-1127.19.1.el7.x86_64 root=UUID=9f2d3e15-a78a-4f3d-8385-0165b4b67864 ro crashkernel=auto spectre_v2=retpoline rhgb quiet net.ifnames=0 console=tty0 console=ttyS0,115200n8 noibrs nvme_core.io_timeout=4294967295 nvme_core.admin_timeout=4294967295
[ 0.000000] e820: BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x0000000013ffffff] usable
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000003fef0000] usable
[ 0.000000] BIOS-e820: [mem 0x000000003fef0000-0x000000003feff0000] ACPI data
[ 0.000000] BIOS-e820: [mem 0x000000003feff0000-0x000000003ff00000] ACPI NVS

深入分析

通过上述步骤,可以有效地解读和分析dmesg中的CPU信息,帮助了解系统的硬件配置和性能状况。

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