‘dmesg’命令显示linux内核的环形缓冲区信息,我们可以从中获得诸如系统架构、cpu、挂载的硬件,RAM等多个运行级别的大量的系统信息,在这些信息中我们可以看到内核检测到的硬件设备。这些信息也保存在 /var/log 目录中,名称为 dmesg 的文件里。 dmesg 命令的使用范例 ‘dmesg’命令对设备故障的诊断是非常重要的。在‘...
[ 0.000000] Linux version 4.18.0-17-generic (buildd@lgw01-amd64-021) (gcc version 7.3.0 (Ubuntu 7.3.0-16ubuntu3)) #18~18.04.1-Ubuntu SMP Fri Mar 15 15:27:12 UTC 2019 (Ubuntu 4.18.0-17.18~18.04.1-generic 4.18.20) [ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.18.0-17...
using mwaitinidle threads. CPU: Trace cache: 12K uops, L1 D cache: 16K CPU: L2 cache: 2048K CPU0: Physical Processor ID:0CPU0: Processor Core ID:0CPU0: Initial APIC ID:0CPU: After all inits, caps: bfebfbff201000000000000000000080Intel machine check architecture supported. Intel machine c...
sudo在这个过程中只起一个调用root用户的作用,本次操作完成后,其作用就消失,如果要使用调用root权限操作的命令就必须再次使用sudo。 通常我们并不以root身份登录,但是当我们执行某些命令 (command)时需要用到root权限,我们通常都是用"sudo command"来执行command。由于使用Ubuntu,所以经常都都用sudo,而使用sudo时,又得...
All of the projects in openEuler Community are maintained by @openeuler-ci-bot. That means the developers can comment below every pull request or issue to trigger Bot Commands. Please follow instructions at https://gitee.com/openeuler/community/blob/master/en/sig-infrastructure/command.md to find...
Understanding dmesg timestamp is pretty simple: it is time in seconds since the kernel started. So, having time of startup ( uptime ), you can add up the seconds and show them in whatever format you like. Or better, you could use the -T command line option of dmesg and parse the hu...
[ 0.000000] Kernel command line: root=/dev/sda4 ro logo.nologo quiet [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 by...
网络显示开机信息;显示系统启动消息;命令行界面的命令 网络释义 1. 显示开机信息 Solaris10系统管理_百度百科 ... paste: 命令合并文件的列。dmesg:显示开机信息。 login: 登录系统。 ... baike.baidu.com|基于122个网页 2. 显示系统启动消息 Linux命令速查手册(linux) ... <du> 查询磁盘使用信息 <dmesg>显...
Built1zonelistsinZoneorder,mobilitygroupingon.Totalpages:8128 Kernelcommandline:root=/dev/mtdblock2rootfstype=squashfs,jffs2noinitrd console=ttyS0,115200 PIDhashtableentries:128(order:-3,512bytes) Dentrycachehashtableentries:4096(order:2,16384bytes) ...
[ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-3.10.0-1127.18.2.el7.x86_64 root=/dev/...