Linux查看系统硬件信息
时间:2015-05-22 00:55 来源:linux.it.net.cn 作者:IT
[root@baby-centOS ~]
# dmidecode | grep -i cpu
Socket Designation: CPU 1
Version: Intel(R) Core(TM) i5-2410M CPU @ 2.30GHz
Internal Reference Designator: J2B3 - CPU FAN
Description: CPU Internal Temperature
[root@baby-centOS ~]
# cat /etc/centos-release
CentOS release 6.5 (Final)
[root@baby-centOS ~]
# getconf LONG_BIT
64
[root@baby-centOS ~]
# lscpu
Architecture: x86_64
#cpu架构
CPU
op
-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 4
#逻辑cpu数
On-line CPU(s) list: 0-3
Thread(s) per core: 2
#每个核心支持2个线程
Core(s) per socket: 2
#每颗cpu两个核心
Socket(s): 1
#总共一颗cpu
NUMA node(s): 1
Vendor ID: GenuineIntel
#cpu生产厂商
CPU family: 6
Model: 42
Stepping: 7
CPU MHz: 800.000
BogoMIPS: 4589.75
Virtualization: VT-x
#支持cpu虚拟化技术
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
#2级缓存
L3 cache: 3072K
#3级缓存
NUMA node0 CPU(s): 0-3
[root@baby-centOS ~]
# cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 42
model name : Intel(R) Core(TM) i5-2410M CPU @ 2.30GHz
stepping : 7
cpu MHz : 800.000
cache size : 3072 KB
......
[root@baby-centOS ~]
# dmidecode -t processor
# dmidecode 2.11
SMBIOS 2.6 present.
Handle 0x0004, DMI
type
4, 42 bytes
Processor Information
Socket Designation: CPU 1
Type: Central Processor
Family: Core i5
Manufacturer: Intel
ID: A7 06 02 00 FF FB EB BF
Signature: Type 0, Family 6, Model 42, Stepping 7
Flags:
FPU (Floating-point unit on-chip)
VME (Virtual mode extension)
DE (Debugging extension)
PSE (Page size extension)
TSC (Time stamp counter)
MSR (Model specific registers)
PAE (Physical address extension)
MCE (Machine check exception)
CX8 (CMPXCHG8 instruction supported)
APIC (On-chip APIC hardware supported)
SEP (Fast system call)
MTRR (Memory
type
range registers)
PGE (Page global
enable
)
MCA (Machine check architecture)
CMOV (Conditional move instruction supported)
PAT (Page attribute table)
PSE-36 (36-bit page size extension)
CLFSH (CLFLUSH instruction supported)
DS (Debug store)
ACPI (ACPI supported)
MMX (MMX technology supported)
FXSR (FXSAVE and FXSTOR instructions supported)
SSE (Streaming SIMD extensions)
SSE2 (Streaming SIMD extensions 2)
SS (Self-snoop)
HTT (Multi-threading)
TM (Thermal monitor supported)
PBE (Pending
break
enabled)
Version: Intel(R) Core(TM) i5-2410M CPU @ 2.30GHz
Voltage: 1.1 V
External Clock: 100 MHz
Max Speed: 2300 MHz
Current Speed: 2300 MHz
Status: Populated, Enabled
Upgrade: Other
L1 Cache Handle: 0x0005
L2 Cache Handle: 0x0006
L3 Cache Handle: 0x0007
Serial Number: To Be Filled By O.E.M.
Asset Tag: To Be Filled By O.E.M.
Part Number: To Be Filled By O.E.M.
Core Count: 2
Core Enabled: 1
Thread Count: 2
Characteristics:
64-bit capable
[root@baby-centOS ~]
# free -m
total used
free
shared buffers cached
Mem: 3739 224 3514 0 15 79
-/+ buffers
/cache
: 129 3609
Swap: 4095 0 4095
[root@baby-centOS ~]
# cat /proc/meminfo
MemTotal: 3828868 kB
MemFree: 3599240 kB
Buffers: 16096 kB
Cached: 80956 kB
SwapCached: 0 kB
Active: 44676 kB
Inactive: 74332 kB
Active(anon): 22288 kB
Inactive(anon): 424 kB
Active(
file
): 22388 kB
Inactive(
file
): 73908 kB
......
[root@baby-centOS ~]
# dmidecode -t memory
# dmidecode 2.11
SMBIOS 2.6 present.
Handle 0x001D, DMI
type
16, 15 bytes
Physical Memory Array
Location: System Board Or Motherboard
Use: System Memory
Error Correction Type: None
Maximum Capacity: 16 GB
Error Information Handle: Not Provided
Number Of Devices: 2
Handle 0x001E, DMI
type
17, 28 bytes
Memory Device
Array Handle: 0x001D
Error Information Handle: 0x0000
Total Width: Unknown
Data Width: Unknown
Size: No Module Installed
Form Factor: DIMM
Set: None
Locator: DIMM_A
Bank Locator: BANK 0
Type: Unknown
Type Detail: None
Speed: Unknown
Manufacturer: Not Specified
Serial Number: Not Specified
Asset Tag: Not Specified
Part Number: Not Specified
Rank: Unknown
Handle 0x001F, DMI
type
17, 28 bytes
Memory Device
Array Handle: 0x001D
Error Information Handle: 0x0000
Total Width: 64 bits
Data Width: 64 bits
Size: 4096 MB
Form Factor: SODIMM
Set: None
Locator: DIMM_B
Bank Locator: BANK 2
Type: DDR3
Type Detail: Synchronous
Speed: 1333 MHz
Manufacturer: 80CE
Serial Number: 21255F39
Asset Tag: 01112100
Part Number: M471B5273DH0-CH9
Rank: Unknown
[root@baby-centOS ~]
# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 465.8G 0 disk
├─sda1 8:1 0 200M 0 part
/boot
├─sda2 8:2 0 30G 0 part
/usr
├─sda3 8:3 0 5G 0 part /
├─sda4 8:4 0 1K 0 part
├─sda5 8:5 0 50G 0 part
/data
├─sda6 8:6 0 30G 0 part
/usr/local
├─sda7 8:7 0 20G 0 part
/var
├─sda8 8:8 0 10G 0 part
/home
├─sda9 8:9 0 10G 0 part
/tmp
└─sda10 8:10 0 4G 0 part [SWAP]
sr0 11:0 1 1024M 0 rom
[root@baby-centOS ~]
# tune2fs -l /dev/sda5
tune2fs 1.41.12 (17-May-2010)
Filesystem volume name: <none>
Last mounted on: <not available>
Filesystem UUID: 273a5dca-3d41-47e0-b48b-ebd7a1ae98ed
Filesystem magic number: 0xEF53
Filesystem revision
#: 1 (dynamic)
Filesystem features: has_journal ext_attr resize_inode dir_index filetype needs_recovery extent flex_bg sparse_super large_file huge_file uninit_bg dir_nlink extra_isize
Filesystem flags: signed_directory_hash
Default
mount
options: user_xattr acl
Filesystem state: clean
......
[root@baby-centOS ~]
# fdisk -l
Disk
/dev/sda
: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors
/track
, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical
/physical
): 512 bytes / 512 bytes
I
/O
size (minimum
/optimal
): 512 bytes / 512 bytes
Disk identifier: 0x00032c3d
Device Boot Start End Blocks Id System
/dev/sda1
* 1 26 204800 83 Linux
Partition 1 does not end on cylinder boundary.
/dev/sda2
26 3942 31457280 83 Linux
/dev/sda3
3942 4595 5242880 83 Linux
/dev/sda4
4595 60802 451480576 5 Extended
/dev/sda5
4595 11122 52428800 83 Linux
/dev/sda6
11123 15039 31457280 83 Linux
/dev/sda7
15039 17650 20971520 83 Linux
/dev/sda8
17650 18955 10485760 83 Linux
/dev/sda9
18955 20261 10485760 83 Linux
/dev/sda10
20261 20783 4194304 82 Linux swap / Solaris
[root@baby-centOS ~]
# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sda3
5.0G 377M 4.4G 8% /
tmpfs 1.9G 0 1.9G 0%
/dev/shm
/dev/sda1
194M 31M 153M 17%
/boot
/dev/sda5
50G 775M 46G 2%
/data
/dev/sda8
9.9G 151M 9.2G 2%
/home
/dev/sda9
9.9G 151M 9.2G 2%
/tmp
/dev/sda2
30G 5.0G 24G 18%
/usr
/dev/sda6
30G 173M 28G 1%
/usr/local
/dev/sda7
20G 2.3G 17G 12%
/var
[root@baby-centOS ~]
# lspci | grep -i net
05:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E
/RTL8102E
PCI Express Fast Ethernet controller (rev 05)
09:00.0 Network controller: Intel Corporation Centrino Wireless-N 1030 [Rainbow Peak] (rev 34)
[root@baby-centOS ~]
# ethtool p1p1
Settings
for
p1p1:
Supported ports: [ TP MII ]
Supported link modes: 10baseT
/Half
10baseT
/Full
100baseT
/Half
100baseT
/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Advertised link modes: 10baseT
/Half
10baseT
/Full
100baseT
/Half
100baseT
/Full
Advertised pause frame use: Symmetric Receive-only
Advertised auto-negotiation: Yes
Link partner advertised link modes: 10baseT
/Half
10baseT
/Full
100baseT
/Half
100baseT
/Full
Link partner advertised pause frame use: Symmetric
Link partner advertised auto-negotiation: Yes
Speed: 100Mb
/s
Duplex: Full
Port: MII
PHYAD: 0
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: pumbg
Wake-on: g
Current message level: 0x00000033 (51)
drv probe ifdown ifup
Link detected:
yes
[root@baby-centOS ~]
# ethtool -i p1p1
driver: r8169
#这个就是驱动程序
version: 2.3LK-NAPI
firmware-version: rtl_nic
/rtl8105e-1
.fw
bus-info: 0000:05:00.0
supports-statistics:
yes
supports-
test
: no
supports-eeprom-access: no
supports-register-dump:
yes
supports-priv-flags: no
[root@baby-centOS ~]
# ip link show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN
link
/loopback
00:00:00:00:00:00 brd 00:00:00:00:00:00
2: p1p1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link
/ether
18:03:73:66:66:ee brd ff:ff:ff:ff:ff:ff
3: wlan0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN qlen 1000
link
/ether
ac:72:89:04:ea:84 brd ff:ff:ff:ff:ff:ff
[root@baby-centOS ~]
# ifconfig
br0 Link encap:Ethernet HWaddr 18:03:73:66:66:EE
inet addr:192.168.0.165 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::1a03:73ff:fe66:66ee
/64
Scope:Link
.......
[root@baby-centOS ~]
# lspci
00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09)
#主板芯片
00:01.0 PCI bridge: Intel Corporation Xeon E3-1200
/2nd
Generation Core Processor Family PCI Express Root Port (rev 09)
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)
00:16.0 Communication controller: Intel Corporation 6 Series
/C200
Series Chipset Family MEI Controller
#1 (rev 04)
00:1a.0 USB controller: Intel Corporation 6 Series
/C200
Series Chipset Family USB Enhanced Host Controller
#2 (rev 05) #usb控制器
00:1b.0 Audio device: Intel Corporation 6 Series
/C200
Series Chipset Family High Definition Audio Controller (rev 05)
#声卡
00:1c.0 PCI bridge: Intel Corporation 6 Series
/C200
Series Chipset Family PCI Express Root Port 1 (rev b5)
#pci插槽
00:1c.1 PCI bridge: Intel Corporation 6 Series
/C200
Series Chipset Family PCI Express Root Port 2 (rev b5)
00:1c.3 PCI bridge: Intel Corporation 6 Series
/C200
Series Chipset Family PCI Express Root Port 4 (rev b5)
00:1c.4 PCI bridge: Intel Corporation 6 Series
/C200
Series Chipset Family PCI Express Root Port 5 (rev b5)
00:1c.7 PCI bridge: Intel Corporation 6 Series
/C200
Series Chipset Family PCI Express Root Port 8 (rev b5)
00:1d.0 USB controller: Intel Corporation 6 Series
/C200
Series Chipset Family USB Enhanced Host Controller
#1 (rev 05)
00:1f.0 ISA bridge: Intel Corporation HM67 Express Chipset Family LPC Controller (rev 05)
00:1f.2 SATA controller: Intel Corporation 6 Series
/C200
Series Chipset Family 6 port SATA AHCI Controller (rev 05)
#硬盘接口
00:1f.3 SMBus: Intel Corporation 6 Series
/C200
Series Chipset Family SMBus Controller (rev 05)
01:00.0 VGA compatible controller: NVIDIA Corporation GF108M [GeForce GT 525M] (rev a1)
#显卡
01:00.1 Audio device: NVIDIA Corporation GF108 High Definition Audio Controller (rev a1)
#声卡
05:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E
/RTL8102E
PCI Express Fast Ethernet controller (rev 05)
#有线网卡
09:00.0 Network controller: Intel Corporation Centrino Wireless-N 1030 [Rainbow Peak] (rev 34)
#无线网卡
0b:00.0 USB controller: NEC Corporation uPD720200 USB 3.0 Host Controller (rev 04)
[root@baby-centOS ~]
# dmidecode -t af
Invalid
type
keyword: af
Valid
type
keywords are:
bios
system
baseboard
chassis
processor
memory
cache
connector
slot
(责任编辑:IT)
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