centos7.2下的硬件信息查询
1.关于cpu信息
# more /proc/cpuinfo //查看cpu信息信息
processor :0
vendor_id:GenuineIntel
cpu family :6
model:60
model name :Intel(R) Core(TM) i3-4170 cpu@ 3.70GHz
stepping :3
microcode :0x1d
cpuMHz :3691.510
cache size :3072KB
physical id :0
siblings :2
coreid:0
cpu cores :2
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 pse36 clflush dts mmx fxsr sse sse2 ssht syscall nx pdpe1gbrdtscp lm const
ant_tsc arch_perfmon pebs bts noplxtopology tsc_reliablenonstop_tsc aperfmperf
eagerfpu pni pclmulqdq ssse3 fma cx16 pcidsse4_1 sse4_2x2apic movbe popcnt ts
--More--(0%)
Architecture:x86_64
cpuop-mode(s): 32-bit,64-bit
ByteOrder: LittleEndian
cpu(s):2
On-line cpu(s)list: 0,1
Thread(s) percore: 1
Core(s) persocket: 2
座：1
NUMA节点：1
厂商ID：GenuineIntel
cpu系列：6
型号：60
型号名称：Intel(R)Core(TM) i3-4170 cpu @ 3.70GHz
步进：3
cpu MHz：3691.510
BogoMIPS：7383.02
超管理器厂商： VMware
虚拟化类型：完全
L1d缓存：32K
L1i缓存：L2缓存：256K
L3缓存：3072K
NUMA节点0 cpu：0,1
2.关于硬盘信息
# fdisk -l//查看硬盘及分区信息
磁盘 /dev/sda：21.5 GB,21474836480 字节，41943040 个扇区
Units = 扇区 of 1 * 512 = 512bytes
扇区大小(逻辑/物理)：512 字节 / 512 字节
I/O 大小(最小/最佳)：512 字节 / 512 字节
磁盘标签类型：dos
磁盘标识符：0x00059018
设备 Boot Start End BlocksId System
/dev/sda1* 2048 1026047 51200083 Linux
/dev/sda2 1026048 4194303920458496 8e Linux LVM
磁盘 /dev/mapper/centos-root：18.8 GB,18756927488字节，36634624 个扇区
Units = 扇区 of 1 * 512 = 512bytes
扇区大小(逻辑/物理)：512 字节 / 512 字节
I/O 大小(最小/最佳)：512 字节 / 512 字节
磁盘 /dev/mapper/centos-swap：2147 MB,2147483648 字节，4194304 个扇区
Units = 扇区 of 1 * 512 = 512bytes
扇区大小(逻辑/物理)：512 字节 / 512 字节
I/O 大小(最小/最佳)：512 字节 / 512 字节
# lsblk //查看硬盘与分区信息
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 020G 0 disk
├─sda1 8:1 0500M 0 part /boot
└─sda2 8:2 0 19.5G0 part
├─centos-root253:0 0 17.5G 0 lvm/
└─centos-swap253:1 0 2G 0lvm [SWAP]
sr0 11:0 1 1024M0 rom
3.关于内存信息
# cat /proc/meminfo //查看内存使用量和交换区使用量
MemTotal: 1868688 kB
MemFree: 144336 kB
MemAvailable: 899020 kB
Buffers: 3396 kB
Cached: 845552 kB
SwapCached: 0 kB
Active: 908516 kB
Inactive: 577488 kB
Active(anon): 596048 kB
Inactive(anon): 52052 kB
Active(file): 312468 kB
Inactive(file): 525436 kB
Unevictable: 0 kB
Mlocked: 0 kB
SwapTotal: 2097148 kB
SwapFree: 2097148 kB
Dirty: 4 kB
Writeback: 0 kB
AnonPages: 637104 kB
Mapped: 121392 kB
Shmem: 11044 kB
Slab: 118724 kB
SReclaimable: 58808 kB
SUnreclaim: 59916 kB
KernelStack: 11872 kB
PageTables: 27244 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 3031492 kB
Committed_AS: 2696600 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 172320 kB
VmallocChunk: 34359561396 kB
HardwareCorrupted: 0 kB
AnonHugePages: 344064 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
DirectMap4k: 102272 kB
DirectMap2M: 1994752 kB
DirectMap1G: 0 kB
#free �Cm //查看统计内存信息
total used free sharedbuff/cache available
Mem: 1824 739 140 10 944 877
Swap: 2047 0 2047
