Linux之硬件管理（不断更新中）

1 查看CPU信息

[root@limt01 .ssh]# lscpu
Architecture:          x86_64
CPU op-mode(s):        32-bit, 64-bit
Byte Order:            Little Endian
CPU(s):                4
On-line CPU(s) list:   0-3
Thread(s) per core:    1
Core(s) per socket:    4
Socket(s):             1
NUMA node(s):          1
Vendor ID:             AuthenticAMD
CPU family:            16
Model:                 5
Stepping:              2
CPU MHz:               2813.039
BogoMIPS:              5626.07
Hypervisor vendor:     VMware
Virtualization type:   full
L1d cache:             64K
L1i cache:             64K
L2 cache:              512K
NUMA node0 CPU(s):     0-3

[root@limt01 ~]#  cat /proc/cpuinfo |more
processor       : 0
vendor_id       : AuthenticAMD
cpu family      : 16
model           : 5
model name      : AMD Athlon(tm) II X4 630 Processor
stepping        : 2
cpu MHz         : 2813.039
cache size      : 512 KB
physical id     : 0
siblings        : 4
core id         : 0
cpu cores       : 4
apicid          : 0
initial apicid  : 0
fpu             : yes
fpu_exception   : yes
cpuid level     : 5
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mm
xext fxsr_opt rdtscp lm 3dnowext 3dnow constant_tsc rep_good tsc_reliable nonstop_tsc unfair_spinlock pni cx16 popcnt hypervisor lah
f_lm extapic abm sse4a misalignsse 3dnowprefetch osvw
bogomips        : 5626.07
TLB size        : 1024 4K pages
clflush size    : 64
cache_alignment : 64
address sizes   : 40 bits physical, 48 bits virtual
power management:

查看cpu位数
[root@limt01 ~]# getconf LONG_BIT
64

2 查看硬件概要

$ hwconfig  
hwconfig: warning: could not run megarc; please yinst megarc
Summary:        Huawei Technologies Tecal RH2285, 2 x Xeon E5620 2.40GHz, 23.5GB / 24GB 1066MHz
System:         Huawei Technologies Tecal RH2285 (Huawei Technologies BC11BTSA)
Processors:     2 x Xeon E5620 2.40GHz 133MHz FSB (16 cores)
Memory:         23.5GB / 24GB 1066MHz == 6 x 4GB, 6 x empty
Disk:           sda (megaraid_sas0): 107GB (38%) JBOD == 1 x LSI-MegaRAID-SAS-RMB
Disk:           sdb (megaraid_sas0): 5.9TB (1%) JBOD == 1 x LSI-MegaRAID-SAS-RMB
Disk-Control:   megaraid_sas0: LSI Logic / Symbios Logic MegaRAID SAS 1078
Disk-Control:   ata_piix0: Intel 82801JI (ICH10 Family) 4 port SATA IDE Controller
Disk-Control:   ata_piix1: Intel 82801JI (ICH10 Family) 2 port SATA IDE Controller
Network:        host5 (bnx2-1): Broadcom NetXtreme II BCM5709 Gigabit Ethernet
Network:        host6 (bnx2-0): Broadcom NetXtreme II BCM5709 Gigabit Ethernet
Network:        eth0 (bnx2): 08:19:a6:24:3c:05, 1000Mb/s <full-duplex>
Network:        eth1 (bnx2): 08:19:a6:24:3c:05, 1000Mb/s <full-duplex>
OS:             RHEL Server 5.4 (Tikanga), Linux 2.6.18-164.el5 x86_64, 64-bit
BIOS:           AMI CTSAV035 12/07/2010
Hostname:       xxxxxx

3 查看机器所有硬件信息

dmidecode |more

4 查看系统硬件加载信息

dmesg |more

5 查看网卡信息

[root@limt01 ~]#  ethtool eth0
Settings for eth0:
        Supported ports: [ TP ]
        Supported link modes:   1000baseT/Full 
        Supported pause frame use: No
        Supports auto-negotiation: No
        Advertised link modes:  Not reported
        Advertised pause frame use: No
        Advertised auto-negotiation: No
        Speed: 1000Mb/s
        Duplex: Full
        Port: Twisted Pair
        PHYAD: 0
        Transceiver: internal
        Auto-negotiation: off
        MDI-X: Unknown
        Link detected: yes

7 查看主板信息

[root@limt01 ~]#  lspci
00:00.0 Host bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX Host bridge (rev 01)
00:01.0 PCI bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX AGP bridge (rev 01)
00:07.0 ISA bridge: Intel Corporation 82371AB/EB/MB PIIX4 ISA (rev 08)
00:07.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01)
00:07.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 08)
00:07.7 System peripheral: VMware Virtual Machine Communication Interface (rev 10)
00:0f.0 VGA compatible controller: VMware SVGA II Adapter
00:10.0 SCSI storage controller: LSI Logic / Symbios Logic 53c1030 PCI-X Fusion-MPT Dual Ultra320 SCSI (rev 01)
00:11.0 PCI bridge: VMware PCI bridge (rev 02)

8 查看USB挂载信息

[root@limt01 ~]# lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 002: ID 0e0f:0003 VMware, Inc. Virtual Mouse
Bus 002 Device 003: ID 0e0f:0002 VMware, Inc. Virtual USB Hub

9 查看磁盘信息

[root@limt01 ~]# lsblk
NAME                         MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
sda                            8:0    0   80G  0 disk 
├─sda1                         8:1    0  500M  0 part /boot
└─sda2                         8:2    0 79.5G  0 part 
  ├─vg_limt01-lv_root (dm-0) 253:0    0   50G  0 lvm  /
  ├─vg_limt01-lv_swap (dm-1) 253:1    0    4G  0 lvm  [SWAP]
  └─vg_limt01-lv_home (dm-2) 253:2    0 25.6G  0 lvm  /home
sr0                           11:0    1 1024M  0 rom