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L82.linux命令每日一练 -- 第11章 Linux系统管理命令 -- dmidecode和lspci
11.15 dmidecode：查询系统硬件信息
11.15.1 命令详解
【命令星级】 ★★★☆☆
【功能说明】
dmidecode命令可以用来在Linux系统下获取硬件方面的信息。dmidecode遵循SMBIOS/DMI标准，其输出的信息包括BIOS、处理器、内存、缓存等。
【语法格式】
dmidecode [option] dmidecode [选项]- 1
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**说明：**在dmidecode命令及后面的选项里，每个元素之间都至少要有一个空格。
【选项说明】
表11-12针对该命令的参数选项进行了说明。
表11-12 dmidecode命令的参数选项及说明
11.15.2 使用范例
**范例11-40：**查看服务器型号。
[root@centos7 ~]# dmidecode -s system-product-name #查询为虚拟机平台。 VMware Virtual Platform- 1
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**范例11-41：**查看系统序列号。
[root@centos7 ~]# dmidecode -s system-product-number #查看序列号关键字system-product-number。 Invalid string keyword: system-product-number Valid string keywords are: bios-vendor bios-version bios-release-date system-manufacturer system-product-name system-version system-serial-number system-uuid system-family baseboard-manufacturer baseboard-product-name baseboard-version baseboard-serial-number baseboard-asset-tag chassis-manufacturer chassis-type chassis-version chassis-serial-number chassis-asset-tag processor-family processor-manufacturer processor-version processor-frequency- 1
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**范例11-42：**查看内存信息。
[root@centos7 ~]# dmidecode -t memory #使用-t选项接上关键字memory只查看内存的信息，更多关键字可通过dmidecode -t命令查看。 # dmidecode 3.2 Getting SMBIOS data from sysfs. SMBIOS 2.7 present. Handle 0x0084, DMI type 5, 46 bytes Memory Controller Information Error Detecting Method: None Error Correcting Capabilities: None Supported Interleave: One-way Interleave Current Interleave: One-way Interleave Maximum Memory Module Size: 32768 MB Maximum Total Memory Size: 491520 MB Supported Speeds: 70 ns 60 ns Supported Memory Types: FPM EDO DIMM SDRAM Memory Module Voltage: 3.3 V Associated Memory Slots: 15 0x0006 0x0007 0x0008 0x0009 0x000A 0x000B 0x000C 0x000D 0x000E 0x000F 0x0010 0x0011 0x0012 0x0013 0x0014 Enabled Error Correcting Capabilities: None ...- 1
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11.16 lspci：显示所有PCI设备
11.16.1 命令详解
【命令星级】 ★★☆☆☆
【功能说明】
lspci命令用来显示系统中的所有PCI总线设备或是连接到该总线上的所有设备。
【语法格式】
lspci [option] lspci [选项]- 1
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**说明：**在lspci命令及后面的选项里，每个元素之间都至少要有一个空格。
【选项说明】
表11-13针对该命令的参数选项进行了说明。
表11-13 lspci命令的参数选项及说明
11.16.2 使用范例
**范例11-43：**显示所有PCI设备。
[root@centos7 ~]# 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: Broadcom / LSI 53c1030 PCI-X Fusion-MPT Dual Ultra320 SCSI (rev 01) 00:11.0 PCI bridge: VMware PCI bridge (rev 02) 00:15.0 PCI bridge: VMware PCI Express Root Port (rev 01) 00:15.1 PCI bridge: VMware PCI Express Root Port (rev 01) 00:15.2 PCI bridge: VMware PCI Express Root Port (rev 01) 00:15.3 PCI bridge: VMware PCI Express Root Port (rev 01) 00:15.4 PCI bridge: VMware PCI Express Root Port (rev 01) 00:15.5 PCI bridge: VMware PCI Express Root Port (rev 01) 00:15.6 PCI bridge: VMware PCI Express Root Port (rev 01) 00:15.7 PCI bridge: VMware PCI Express Root Port (rev 01) 00:16.0 PCI bridge: VMware PCI Express Root Port (rev 01) 00:16.1 PCI bridge: VMware PCI Express Root Port (rev 01) 00:16.2 PCI bridge: VMware PCI Express Root Port (rev 01) 00:16.3 PCI bridge: VMware PCI Express Root Port (rev 01) 00:16.4 PCI bridge: VMware PCI Express Root Port (rev 01) 00:16.5 PCI bridge: VMware PCI Express Root Port (rev 01) 00:16.6 PCI bridge: VMware PCI Express Root Port (rev 01) 00:16.7 PCI bridge: VMware PCI Express Root Port (rev 01) 00:17.0 PCI bridge: VMware PCI Express Root Port (rev 01) 00:17.1 PCI bridge: VMware PCI Express Root Port (rev 01) 00:17.2 PCI bridge: VMware PCI Express Root Port (rev 01) 00:17.3 PCI bridge: VMware PCI Express Root Port (rev 01) 00:17.4 PCI bridge: VMware PCI Express Root Port (rev 01) 00:17.5 PCI bridge: VMware PCI Express Root Port (rev 01) 00:17.6 PCI bridge: VMware PCI Express Root Port (rev 01) 00:17.7 PCI bridge: VMware PCI Express Root Port (rev 01) 00:18.0 PCI bridge: VMware PCI Express Root Port (rev 01) 00:18.1 PCI bridge: VMware PCI Express Root Port (rev 01) 00:18.2 PCI bridge: VMware PCI Express Root Port (rev 01) 00:18.3 PCI bridge: VMware PCI Express Root Port (rev 01) 00:18.4 PCI bridge: VMware PCI Express Root Port (rev 01) 00:18.5 PCI bridge: VMware PCI Express Root Port (rev 01) 00:18.6 PCI bridge: VMware PCI Express Root Port (rev 01) 00:18.7 PCI bridge: VMware PCI Express Root Port (rev 01) 02:00.0 USB controller: VMware USB1.1 UHCI Controller 02:01.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01) 02:02.0 Multimedia audio controller: Ensoniq ES1371/ES1373 / Creative Labs CT2518 (rev 02) 02:03.0 USB controller: VMware USB2 EHCI Controller 02:05.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01)- 1
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**范例11-44：**显示网卡设备信息。
[root@centos7 ~]# lspci -s 02:05.0 #02：05.0从范例1可知网卡设备的编号。 02:05.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01) [root@centos7 ~]# lspci -s 02:05.0 -v #查看详细信息。 02:05.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01) Subsystem: VMware PRO/1000 MT Single Port Adapter Physical Slot: 37 Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 19 Memory at fd580000 (64-bit, non-prefetchable) [size=128K] Memory at fdfe0000 (64-bit, non-prefetchable) [size=64K] I/O ports at 2080 [size=64] [virtual] Expansion ROM at fd510000 [disabled] [size=64K] Capabilities: [dc] Power Management version 2 Capabilities: [e4] PCI-X non-bridge device Kernel driver in use: e1000 Kernel modules: e1000- 1
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- 原文地址：https://blog.csdn.net/qq_25599925/article/details/126542235