查看服务器的配置

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# cat /proc/cpuinfo | grep physical | sort -n | uniq | wc -l

3

代表3个cpu的个数

查看服务器型号

# dmidecode|grep "System Information" -A9|egrep  "Manufacturer|Product"

         Manufacturer: HP

         Product Name: ProLiant DL170e G6

查看服务器的CPU型号

# cat /proc/cpuinfo | grep name | cut -f2 -d: | uniq

Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz

查看当前操作系统发行版信息

# cat /etc/redhat-release

CentOS Linux release 7.5.1804 (Core)

查看到服务器的内核信息

# uname -a

Linux localhost.localdomain 3.10.0-862.el7.x86_64 #1 SMP Fri Apr 20 16:44:24 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux

CPU

查看CPU统计信息

# lscpu

Architecture:          x86_64

CPU op-mode(s):        32-bit, 64-bit

Byte Order:            Little Endian

CPU(s):                24

On-line CPU(s) list:   0-23

Thread(s) per core:    2

Core(s) per socket:    6

Socket(s):             2

NUMA node(s):          2

Vendor ID:             GenuineIntel

CPU family:            6

Model:                 44

Model name:            Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz

Stepping:              2

CPU MHz:               1600.000

CPU max MHz:           2400.0000

CPU min MHz:           1600.0000

BogoMIPS:              4800.63

Virtualization:        VT-x

L1d cache:             32K

L1i cache:             32K

L2 cache:              256K

L3 cache:              12288K

NUMA node0 CPU(s):     0-5,12-17

NUMA node1 CPU(s):     6-11,18-23

Flags:                 fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm pcid dca sse4_1 sse4_2 popcnt aes lahf_lm tpr_shadow vnmi flexpriority ept vpid dtherm arat

查看CPU型号

# cat /proc/cpuinfo | grep name | cut -f2 -d: | uniq -c

     24  Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz

查看物理CPU个数

# cat /proc/cpuinfo| grep "physical id"| sort| uniq| wc -l

2

查看每个物理CPU中core的个数(即核数)

# cat /proc/cpuinfo| grep "cpu cores"| uniq

cpu cores : 6

查看逻辑CPU的个数

# cat /proc/cpuinfo| grep "processor"| wc -l

24

内存

查看概要内存使用情况

# free -g

              total        used        free      shared  buff/cache   available

Mem:             62           0          61           0           0          61

Swap:            31           0          31

查看内存硬件信息

# dmidecode -t memory

# dmidecode 3.0

Getting SMBIOS data from sysfs.

SMBIOS 2.6 present.

Handle 0x001E, DMI type 16, 15 bytes

Physical Memory Array

         Location: System Board Or Motherboard

         Use: System Memory

         Error Correction Type: Multi-bit ECC

         Maximum Capacity: 128 GB

         Error Information Handle: Not Provided

         Number Of Devices: 16

Handle 0x0020, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: 72 bits

         Data Width: 64 bits

         Size: 8192 MB

         Form Factor: DIMM

         Set: None

         Locator: PROC 1 DIMM8A

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: Other

         Speed: 1333 MHz

         Manufacturer: Nanya        

         Serial Number: 113ADB16

         Asset Tag: <BAD INDEX>

         Part Number: NT8GC72B4NG0NL-CG

         Rank: Unknown

Handle 0x0021, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: Unknown

         Data Width: 64 bits

         Size: No Module Installed

         Form Factor: Other

         Set: None

         Locator: PROC 1 DIMM7D

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: None

         Speed: Unknown

         Manufacturer: <BAD INDEX>

         Serial Number: <BAD INDEX>

         Asset Tag: <BAD INDEX>

         Part Number: <BAD INDEX>

         Rank: Unknown

Handle 0x0022, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: Unknown

         Data Width: 64 bits

         Size: No Module Installed

         Form Factor: Other

         Set: None

         Locator: PROC 1 DIMM6G

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: None

         Speed: Unknown

         Manufacturer: <BAD INDEX>

         Serial Number: <BAD INDEX>

         Asset Tag: <BAD INDEX>

         Part Number: <BAD INDEX>

         Rank: Unknown

Handle 0x0023, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: 72 bits

         Data Width: 64 bits

         Size: 8192 MB

         Form Factor: DIMM

         Set: None

         Locator: PROC 1 DIMM5B

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: Other

         Speed: 1333 MHz

         Manufacturer: Nanya        

         Serial Number: 0218F8F4

         Asset Tag: <BAD INDEX>

         Part Number: NT8GC72B4NG0NL-CG

         Rank: Unknown

Handle 0x0024, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: Unknown

         Data Width: 64 bits

         Size: No Module Installed

         Form Factor: Other

         Set: None

         Locator: PROC 1 DIMM4E

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: None

         Speed: Unknown

         Manufacturer: <BAD INDEX>

         Serial Number: <BAD INDEX>

         Asset Tag: <BAD INDEX>

         Part Number: <BAD INDEX>

         Rank: Unknown

Handle 0x0025, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: Unknown

         Data Width: 64 bits

         Size: No Module Installed

         Form Factor: Other

         Set: None

         Locator: PROC 1 DIMM3H

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: None

         Speed: Unknown

         Manufacturer: <BAD INDEX>

         Serial Number: <BAD INDEX>

         Asset Tag: <BAD INDEX>

         Part Number: <BAD INDEX>

         Rank: Unknown

Handle 0x0026, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: 72 bits

         Data Width: 64 bits

         Size: 8192 MB

         Form Factor: DIMM

         Set: None

         Locator: PROC 1 DIMM2C

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: Other

         Speed: 1333 MHz

         Manufacturer: Nanya        

         Serial Number: 282622D0

         Asset Tag: <BAD INDEX>

         Part Number: NT8GC72B4NG0NK-CG

         Rank: Unknown

Handle 0x0027, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: 72 bits

         Data Width: 64 bits

         Size: 8192 MB

         Form Factor: DIMM

         Set: None

         Locator: PROC 1 DIMM1F

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: Other

         Speed: 1333 MHz

         Manufacturer: Nanya        

         Serial Number: 2A0CE8EC

         Asset Tag: <BAD INDEX>

         Part Number: NT8GC72B4NG0NK-CG

         Rank: Unknown

Handle 0x0028, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: 72 bits

         Data Width: 64 bits

         Size: 8192 MB

         Form Factor: DIMM

         Set: None

         Locator: PROC 2 DIMM8A

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: Other

         Speed: 1333 MHz

         Manufacturer: Nanya        

         Serial Number: 143AC429

         Asset Tag: <BAD INDEX>

         Part Number: NT8GC72B4NG0NL-CG

         Rank: Unknown

Handle 0x0029, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: 72 bits

         Data Width: 64 bits

         Size: 8192 MB

         Form Factor: DIMM

         Set: None

         Locator: PROC 2 DIMM7D

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: Other

         Speed: 1333 MHz

         Manufacturer: Nanya        

         Serial Number: 143AFCF0

         Asset Tag: <BAD INDEX>

         Part Number: NT8GC72B4NG0NL-CG

         Rank: Unknown

Handle 0x002A, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: Unknown

         Data Width: 64 bits

         Size: No Module Installed

         Form Factor: Other

         Set: None

         Locator: PROC 2 DIMM6G

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: None

         Speed: Unknown

         Manufacturer: <BAD INDEX>

         Serial Number: <BAD INDEX>

         Asset Tag: <BAD INDEX>

         Part Number: <BAD INDEX>

         Rank: Unknown

Handle 0x002B, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: 72 bits

         Data Width: 64 bits

         Size: 8192 MB

         Form Factor: DIMM

         Set: None

         Locator: PROC 2 DIMM5B

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: Other

         Speed: 1333 MHz

         Manufacturer: Nanya        

         Serial Number: 0418F927

         Asset Tag: <BAD INDEX>

         Part Number: NT8GC72B4NG0NL-CG

         Rank: Unknown

Handle 0x002C, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: Unknown

         Data Width: 64 bits

         Size: No Module Installed

         Form Factor: Other

         Set: None

         Locator: PROC 2 DIMM4E

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: None

         Speed: Unknown

         Manufacturer: <BAD INDEX>

         Serial Number: <BAD INDEX>

         Asset Tag: <BAD INDEX>

         Part Number: <BAD INDEX>

         Rank: Unknown

Handle 0x002D, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: Unknown

         Data Width: 64 bits

         Size: No Module Installed

         Form Factor: Other

         Set: None

         Locator: PROC 2 DIMM3H

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: None

         Speed: Unknown

         Manufacturer: <BAD INDEX>

         Serial Number: <BAD INDEX>

         Asset Tag: <BAD INDEX>

         Part Number: <BAD INDEX>

         Rank: Unknown

Handle 0x002E, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: 72 bits

         Data Width: 64 bits

         Size: 8192 MB

         Form Factor: DIMM

         Set: None

         Locator: PROC 2 DIMM2C

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: Other

         Speed: 1333 MHz

         Manufacturer: Nanya        

         Serial Number: 143AC59D

         Asset Tag: <BAD INDEX>

         Part Number: NT8GC72B4NG0NL-CG

         Rank: Unknown

Handle 0x002F, DMI type 17, 28 bytes

Memory Device

         Array Handle: 0x001E

         Error Information Handle: Not Provided

         Total Width: Unknown

         Data Width: 64 bits

         Size: No Module Installed

         Form Factor: Other

         Set: None

         Locator: PROC 2 DIMM1F

         Bank Locator: <BAD INDEX>

         Type: DDR3

         Type Detail: None

         Speed: Unknown

         Manufacturer: <BAD INDEX>

         Serial Number: <BAD INDEX>

         Asset Tag: <BAD INDEX>

         Part Number: <BAD INDEX>

         Rank: Unknown

查看内存详细使用情况

# cat /proc/meminfo

MemTotal:       65797728 kB

MemFree:        64803200 kB

MemAvailable:   64772600 kB

Buffers:            2132 kB

Cached:           336276 kB

SwapCached:            0 kB

Active:           222108 kB

Inactive:         186012 kB

Active(anon):      70140 kB

Inactive(anon):     8708 kB

Active(file):     151968 kB

Inactive(file):   177304 kB

Unevictable:           0 kB

Mlocked:               0 kB

SwapTotal:      33030140 kB

SwapFree:       33030140 kB

Dirty:                 0 kB

Writeback:             0 kB

AnonPages:         69720 kB

Mapped:            22640 kB

Shmem:              9136 kB

Slab:             111972 kB

SReclaimable:      41016 kB

SUnreclaim:        70956 kB

KernelStack:        4960 kB

PageTables:         3960 kB

NFS_Unstable:          0 kB

Bounce:                0 kB

WritebackTmp:          0 kB

CommitLimit:    65929004 kB

Committed_AS:     226800 kB

VmallocTotal:   34359738367 kB

VmallocUsed:      396496 kB

VmallocChunk:   34325399548 kB

HardwareCorrupted:     0 kB

AnonHugePages:     14336 kB

CmaTotal:              0 kB

CmaFree:               0 kB

HugePages_Total:       0

HugePages_Free:        0

HugePages_Rsvd:        0

HugePages_Surp:        0

Hugepagesize:       2048 kB

DirectMap4k:      169408 kB

DirectMap2M:     6113280 kB

DirectMap1G:    62914560 kB

查看内存的插槽数,已经使用多少插槽.每条内存多大

# dmidecode|grep -A5 "Memory Device"|grep Size|grep -v Range

         Size: 8192 MB

         Size: No Module Installed

         Size: No Module Installed

         Size: 8192 MB

         Size: No Module Installed

         Size: No Module Installed

         Size: 8192 MB

         Size: 8192 MB

         Size: 8192 MB

         Size: 8192 MB

         Size: No Module Installed

         Size: 8192 MB

         Size: No Module Installed

         Size: No Module Installed

         Size: 8192 MB

         Size: No Module Installed

硬盘

查看硬盘和分区分布

# dmidecode|grep -A5 "Memory Device"|grep Size|grep -v Range

         Size: 8192 MB

         Size: No Module Installed

         Size: No Module Installed

         Size: 8192 MB

         Size: No Module Installed

         Size: No Module Installed

         Size: 8192 MB

         Size: 8192 MB

         Size: 8192 MB

         Size: 8192 MB

         Size: No Module Installed

         Size: 8192 MB

         Size: No Module Installed

         Size: No Module Installed

         Size: 8192 MB

         Size: No Module Installed

# lsblk

NAME            MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT

sda               8:0    0 410.1G  0 disk

├─sda1            8:1    0     1G  0 part /boot

└─sda2            8:2    0 409.1G  0 part

  ├─centos-root 253:0    0    50G  0 lvm  /

  ├─centos-swap 253:1    0  31.5G  0 lvm  [SWAP]

  └─centos-home 253:2    0 327.6G  0 lvm  /home

查看硬盘和分区的详细信息

# fdisk -l

Disk /dev/sda: 440.3 GB, 440345714688 bytes, 860050224 sectors

Units = sectors of 1 * 512 = 512 bytes

Sector size (logical/physical): 512 bytes / 512 bytes

I/O size (minimum/optimal): 512 bytes / 512 bytes

Disk label type: dos

Disk identifier: 0x000bf90f

   Device Boot      Start         End      Blocks   Id  System

/dev/sda1   *        2048     2099199     1048576   83  Linux

/dev/sda2         2099200   860049407   428975104   8e  Linux LVM

Disk /dev/mapper/centos-root: 53.7 GB, 53687091200 bytes, 104857600 sectors

Units = sectors of 1 * 512 = 512 bytes

Sector size (logical/physical): 512 bytes / 512 bytes

I/O size (minimum/optimal): 512 bytes / 512 bytes

Disk /dev/mapper/centos-swap: 33.8 GB, 33822867456 bytes, 66060288 sectors

Units = sectors of 1 * 512 = 512 bytes

Sector size (logical/physical): 512 bytes / 512 bytes

I/O size (minimum/optimal): 512 bytes / 512 bytes

Disk /dev/mapper/centos-home: 351.8 GB, 351755304960 bytes, 687022080 sectors

Units = sectors of 1 * 512 = 512 bytes

Sector size (logical/physical): 512 bytes / 512 bytes

I/O size (minimum/optimal): 512 bytes / 512 bytes

查看服务器的配置

标签：ges   rect   known   type   VID   ble   dirty   end   active   

原文地址：https://www.cnblogs.com/jeshy/p/10519549.html