网站设计流程软件,帝国cms 制作网站地图,铜仁市住房和城乡建设厅网站,如何做好网站建设的关键重点Linux 查看系统硬件信息(实例详解)linux查看系统的硬件信息#xff0c;并不像windows那么直观#xff0c;这里我罗列了查看系统信息的实用命令#xff0c;并做了分类#xff0c;实例解说。
cpu
lscpu命令#xff0c;查看的是cpu的统计信息. blueblue-pc:~$ lscpu
Archit…Linux 查看系统硬件信息(实例详解)linux查看系统的硬件信息并不像windows那么直观这里我罗列了查看系统信息的实用命令并做了分类实例解说。
cpu
lscpu命令查看的是cpu的统计信息. blueblue-pc:~$ lscpu
Architecture: i686 #cpu架构
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian #小尾序
CPU(s): 4 #总共有4核
On-line CPU(s) list: 0-3
Thread(s) per core: 1 #每个cpu核只能支持一个线程即不支持超线程
Core(s) per socket: 4 #每个cpu有4个核
Socket(s): 1 #总共有1一个cpu
Vendor ID: GenuineIntel #cpu产商 intel
CPU family: 6
Model: 42
Stepping: 7
CPU MHz: 1600.000
BogoMIPS: 5986.12
Virtualization: VT-x #支持cpu虚拟化技术
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
L3 cache: 6144K 查看/proc/cpuinfo,可以知道每个cpu信息如每个CPU的型号主频等。 #cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 42
model name : Intel(R) Core(TM) i5-2320 CPU 3.00GHz
..... 上面输出的是第一个cpu部分信息还有3个cpu信息省略了。 内存
概要查看内存情况 free -mtotal used free shared buffers cached
Mem: 3926 3651 274 0 12 404
-/ buffers/cache: 3235 691
Swap: 9536 31 9505 这里的单位是MB总共的内存是3926MB。 查看内存详细使用 # cat /proc/meminfo
MemTotal: 4020868 kB
MemFree: 230884 kB
Buffers: 7600 kB
Cached: 454772 kB
SwapCached: 836 kB
..... 查看内存硬件信息 dmidecode -t memory
# dmidecode 2.11
SMBIOS 2.7 present.Handle 0x0008, DMI type 16, 23 bytes
Physical Memory ArrayLocation: System Board Or Motherboard
....Maximum Capacity: 32 GB
....Handle 0x000A, DMI type 17, 34 bytes
....
Memory DeviceArray Handle: 0x0008Error Information Handle: Not ProvidedTotal Width: 64 bitsData Width: 64 bitsSize: 4096 MB
..... 我的主板有4个槽位只用了一个槽位上面插了一条4096MB的内存。 磁盘
查看硬盘和分区分布 # lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 465.8G 0 disk
├─sda1 8:1 0 1G 0 part /boot
├─sda2 8:2 0 9.3G 0 part [SWAP]
├─sda3 8:3 0 74.5G 0 part /
├─sda4 8:4 0 1K 0 part
├─sda5 8:5 0 111.8G 0 part /home
└─sda6 8:6 0 269.2G 0 part 显示很直观 如果要看硬盘和分区的详细信息 # fdisk -lDisk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units sectors of 1 * 512 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00023728Device Boot Start End Blocks Id System
/dev/sda1 * 2048 2148351 1073152 83 Linux
/dev/sda2 2148352 21680127 9765888 82 Linux swap / Solaris
/dev/sda3 21680128 177930239 78125056 83 Linux
/dev/sda4 177932286 976771071 399419393 5 Extended/dev/sda5 177932288 412305407 117186560 83 Linux
/dev/sda6 412307456 976771071 282231808 83 Linux 网卡
查看网卡硬件信息 # lspci | grep -i eth
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 06) 查看系统的所有网络接口 # ifconfig -a
eth0 Link encap:以太网 硬件地址 b8:97:5a:17:b3:8f .....lo Link encap:本地环回 ..... 或者是 ip link show
1: lo: LOOPBACK mtu 16436 qdisc noqueue state DOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: BROADCAST,MULTICAST,UP,LOWER_UP mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether b8:97:5a:17:b3:8f brd ff:ff:ff:ff:ff:ff 如果要查看某个网络接口的详细信息例如eth0的详细参数和指标 # ethtool eth0
Settings for eth0:Supported ports: [ TP MII ]Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Half 1000baseT/Full #支持千兆半双工全双工模式Supported pause frame use: No Supports auto-negotiation: Yes #支持自适应模式一般都支持Advertised link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Half 1000baseT/FullAdvertised pause frame use: Symmetric Receive-onlyAdvertised auto-negotiation: Yes #默认使用自适应模式Link partner advertised link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full .....Speed: 100Mb/s #现在网卡的速度是100Mb,网卡使用自适应模式所以推测路由是100Mb导致网卡从支持千兆变成要支持百兆Duplex: Full #全双工.....Link detected: yes #表示有网线连接和路由是通的 其他
查看pci信息即主板所有硬件槽信息。 lspci
00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09) #主板芯片
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09) #显卡
00:14.0 USB controller: Intel Corporation Panther Point USB xHCI Host Controller (rev 04) #usb控制器
00:16.0 Communication controller: Intel Corporation Panther Point MEI Controller #1 (rev 04)
00:1a.0 USB controller: Intel Corporation Panther Point USB Enhanced Host Controller #2 (rev 04)
00:1b.0 Audio device: Intel Corporation Panther Point High Definition Audio Controller (rev 04) #声卡
00:1c.0 PCI bridge: Intel Corporation Panther Point PCI Express Root Port 1 (rev c4) #pci 插槽
00:1c.2 PCI bridge: Intel Corporation Panther Point PCI Express Root Port 3 (rev c4)
00:1c.3 PCI bridge: Intel Corporation Panther Point PCI Express Root Port 4 (rev c4)
00:1d.0 USB controller: Intel Corporation Panther Point USB Enhanced Host Controller #1 (rev 04)
00:1f.0 ISA bridge: Intel Corporation Panther Point LPC Controller (rev 04)
00:1f.2 IDE interface: Intel Corporation Panther Point 4 port SATA Controller [IDE mode] (rev 04) #硬盘接口
00:1f.3 SMBus: Intel Corporation Panther Point SMBus Controller (rev 04)
00:1f.5 IDE interface: Intel Corporation Panther Point 2 port SATA Controller [IDE mode] (rev 04) #硬盘接口
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 06) #网卡
03:00.0 PCI bridge: Integrated Technology Express, Inc. Device 8893 (rev 41) 如果要更详细的信息:lspci -v 或者 lspci -vv
如果要看设备树:lscpi -t 查看bios信息 # dmidecode -t bios
......
BIOS InformationVendor: American Megatrends Inc.Version: 4.6.5Release Date: 04/25/2012.......BIOS Revision: 4.6
...... dmidecode以一种可读的方式dump出机器的DMI(Desktop Management Interface)信息。这些信息包括了硬件以及BIOS既可以得到当前的配置也可以得到系统支持的最大配置比如说支持的最大内存数等。
如果要查看所有有用信息
