Linux学习笔记——查询计算机的硬件信息

（1）查询CPU信息

[root@********]# cat /proc/cpuinfo
processor       : 0
vendor_id       : AuthenticAMD
cpu family      : 16
model           : 2
model name      : Quad-Core AMD Opteron(tm) Processor 2354
stepping        : 3
cpu MHz         : 2200.089
cache size      : 512 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 5
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt rdtscp lm 3dnowext 3dnow constant_tsc nonstop_tsc pni cx16 popcnt lahf_lm extapic abm sse4a misalignsse 3dnowprefetch ts ttp tm stc 100mhzsteps hwpstate [8]
bogomips        : 4400.17

processor       : 1
vendor_id       : AuthenticAMD
cpu family      : 16
model           : 2
model name      : Quad-Core AMD Opteron(tm) Processor 2354
stepping        : 3
cpu MHz         : 2200.089
cache size      : 512 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 5
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt rdtscp lm 3dnowext 3dnow constant_tsc nonstop_tsc pni cx16 popcnt lahf_lm extapic abm sse4a misalignsse 3dnowprefetch ts ttp tm stc 100mhzsteps hwpstate [8]
bogomips        : 4408.77

 

（2）查询内存信息

[root@********]# cat /proc/meminfo
MemTotal:      2075448 kB
MemFree:        957424 kB
Buffers:        355084 kB
Cached:         666168 kB
SwapCached:       7528 kB
Active:         238620 kB
Inactive:       806060 kB
HighTotal:     1179584 kB
HighFree:       488068 kB
LowTotal:       895864 kB
LowFree:        469356 kB
SwapTotal:     4192956 kB
SwapFree:      4171340 kB
Dirty:              96 kB
Writeback:           0 kB
AnonPages:       22624 kB
Mapped:           5584 kB
Slab:            62860 kB
PageTables:       1504 kB
NFS_Unstable:        0 kB
Bounce:              0 kB
CommitLimit:   5230680 kB
Committed_AS:   106320 kB
VmallocTotal:   114680 kB
VmallocUsed:      5384 kB
VmallocChunk:   108884 kB
HugePages_Total:     0
HugePages_Free:      0
HugePages_Rsvd:      0
Hugepagesize:     4096 kB

 

（3）查询硬盘信息

[root@********]# df -h -T
Filesystem    Type    Size  Used Avail Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
              ext3    3.8G  397M  3.3G  11% /
/dev/mapper/VolGroup00-LogVol03
              ext3    5.7G  255M  5.2G   5% /tmp
/dev/mapper/VolGroup00-LogVol01
              ext3    5.7G  3.1G  2.4G  57% /home
/dev/mapper/VolGroup00-LogVol04
              ext3     15G  522M   13G   4% /var
/dev/mapper/VolGroup00-LogVol02
              ext3    5.7G  1.2G  4.3G  22% /usr
/dev/sda1     ext3    190M   18M  163M  10% /boot
tmpfs        tmpfs   1014M     0 1014M   0% /dev/shm

 

（4）查询Linux版本号

[root@********]# cat /proc/version
Linux version 2.6.18-164.11.1.el5 ([e-mail]) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-46)) #1 SMP Wed Jan 20 07:39:04 EST 2010