Linux运维之基础操作命令讲解，linux运维命令


查看操作系统信息：

[root@prod_db_offline3 ~]# uname -a  #查看操作系统内核信息
Linux prod_db_offline3 2.6.32-696.6.3.el6.x86_64 #1 SMP Wed Jul 12 14:17:22 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
[root@prod_db_offline3 ~]# lsb_release -a
LSB Version:	:base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch
Distributor ID:	CentOS
Description:	CentOS release 6.8 (Final)
Release:	6.8
Codename:	Final
[root@prod_db_offline3 ~]# cat /etc/issue  #查看操作系统发行版信息
CentOS release 6.8 (Final)
Kernel \r on an \m
[root@prod_db_offline3 ~]# cat /etc/redhat-release #查看操作系统发行版信息
CentOS release 6.8 (Final)
[root@prod_db_offline3 ~]# cat /proc/cpuinfo  #查看cpu信息，包括型号、主频和内核信息
processor	: 0
vendor_id	: GenuineIntel
cpu family	: 6
model		: 62
model name	: Intel(R) Xeon(R) CPU E5-2650 v2 @ 2.60GHz
stepping	: 4
microcode	: 1064
cpu MHz		: 2600.070
cache size	: 20480 KB
physical id	: 0
siblings	: 1
core id		: 0
cpu cores	: 1
apicid		: 0
initial apicid	: 0
fpu		: yes
fpu_exception	: yes
cpuid level	: 13
wp		: yes
flags		: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush mmx fxsr sse sse2 ht syscall nx rdtscp lm constant_tsc rep_good unfair_spinlock pni ssse3 cx16 sse4_1 sse4_2 popcnt aes hypervisor lahf_lm
bogomips	: 5200.14
clflush size	: 64
cache_alignment	: 64
address sizes	: 46 bits physical, 48 bits virtual
power management:

processor	: 1
vendor_id	: GenuineIntel
cpu family	: 6
model		: 62
model name	: Intel(R) Xeon(R) CPU E5-2650 v2 @ 2.60GHz
stepping	: 4
microcode	: 1064
cpu MHz		: 2600.070
cache size	: 20480 KB
physical id	: 2
siblings	: 1
core id		: 0
cpu cores	: 1
apicid		: 2
initial apicid	: 2
fpu		: yes
fpu_exception	: yes
cpuid level	: 13
wp		: yes
flags		: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush mmx fxsr sse sse2 ht syscall nx rdtscp lm constant_tsc rep_good unfair_spinlock pni ssse3 cx16 sse4_1 sse4_2 popcnt aes hypervisor lahf_lm
bogomips	: 537.86
clflush size	: 64
cache_alignment	: 64
address sizes	: 46 bits physical, 48 bits virtual
power management:

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