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sunld@ubuntu:~$ lscpuArchitecture: x86_64CPU op-mode(s): 32-bit, 64-bitByte Order: Little EndianCPU(s): 2On-line CPU(s) list: 0,1Thread(s) per core: 1Core(s) per socket: 1Socket(s): 2NUMA node(s): 1Vendor ID: GenuineIntelCPU family: 6Model: 78Stepping: 3CPU MHz: 2208.001BogoMIPS: 4416.00Hypervisor vendor: VMwareVirtualization type: fullL1d cache: 32KL1i cache: 32KL2 cache: 256KL3 cache: 4096KNUMA node0 CPU(s): 0,1
查看/proc/cpuinfo,可以知道每个cpu信息,如每个CPU的型号,主频等
sunld@ubuntu:~$ cat /proc/cpuinfoprocessor : 0vendor_id : GenuineIntelcpu family : 6model : 78model name : Intel(R) Core(TM) i7-6650U CPU @ 2.20GHzstepping : 3microcode : 0x9ecpu MHz : 2208.001cache size : 4096 KBphysical id : 0siblings : 1core id : 0cpu cores : 1apicid : 0initial apicid : 0fpu : yesfpu_exception : yescpuid level : 22wp : yesflags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts nopl xtopology tsc_reliable nonstop_tsc aperfmperf eagerfpu pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch ida arat epb xsaveopt pln pts dtherm fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 invpcid rtm rdseed adx smapbogomips : 4416.00clflush size : 64cache_alignment : 64address sizes : 42 bits physical, 48 bits virtualpower management:
sunld@ubuntu:~$ free -m total used free shared buffers cachedMem: 3939 3638 300 0 162 323-/+ buffers/cache: 3152 786Swap: 4093 1578 2515
sunld@ubuntu:~$ cat /proc/meminfoMemTotal: 4033556 kBMemFree: 306936 kBBuffers: 166712 kBCached: 331636 kBSwapCached: 299620 kBActive: 2331600 kBInactive: 1062504 kBActive(anon): 2053544 kBInactive(anon): 849932 kBActive(file): 278056 kBInactive(file): 212572 kBUnevictable: 26796 kBMlocked: 26796 kBSwapTotal: 4192252 kBSwapFree: 2576332 kBDirty: 0 kBWriteback: 0 kBAnonPages: 2848464 kBMapped: 28120 kBShmem: 524 kBSlab: 167448 kBSReclaimable: 95636 kBSUnreclaim: 71812 kBKernelStack: 7320 kBPageTables: 35916 kBNFS_Unstable: 0 kBBounce: 0 kBWritebackTmp: 0 kBCommitLimit: 6209028 kBCommitted_AS: 7765408 kBVmallocTotal: 34359738367 kBVmallocUsed: 205528 kBVmallocChunk: 34359510948 kBHardwareCorrupted: 0 kBAnonHugePages: 260096 kBHugePages_Total: 0HugePages_Free: 0HugePages_Rsvd: 0HugePages_Surp: 0Hugepagesize: 2048 kBDirectMap4k: 128832 kBDirectMap2M: 4065280 kBDirectMap1G: 2097152 kB
Handle 0x01F0, DMI type 17, 34 bytesMemory Device Array Handle: 0x0025 Error Information Handle: No Error Total Width: 32 bits Data Width: 32 bits Size: No Module Installed Form Factor: DIMM Set: None Locator: NVD #13 Bank Locator: NVD #13 Type: Other Type Detail: Unknown Speed: Unknown Manufacturer: Not Specified Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Rank: Unknown Configured Clock Speed: Unknown
root@ubuntu:~# lsblkNAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTsda 8:0 0 60G 0 disk ├─sda1 8:1 0 56G 0 part /├─sda2 8:2 0 1K 0 part └─sda5 8:5 0 4G 0 part [SWAP]sdb 8:16 0 1G 0 disk sr0 11:0 1 564M 0 rom loop0 7:0 0 10G 0 loop loop1 7:1 0 10G 0 loop ├─stack--volumes--lvmdriver--1-volume--60d56fd9--338d--485f--a317--dd0e673f6b54 (dm-0) 252:0 0 1G 0 lvm └─stack--volumes--lvmdriver--1-volume--dacef394--578c--4c15--bfca--a3b1aec2f675 (dm-4) 252:4 0 1G 0 lvm
root@ubuntu:~# fdisk -lDisk /dev/sda: 64.4 GB, 64424509440 bytes255 heads, 63 sectors/track, 7832 cylinders, total 125829120 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x0001336d Device Boot Start End Blocks Id System/dev/sda1 * 2048 117440511 58719232 83 Linux/dev/sda2 117442558 125827071 4192257 5 Extended/dev/sda5 117442560 125827071 4192256 82 Linux swap / SolarisDisk /dev/mapper/stack--volumes--lvmdriver--1-volume--60d56fd9--338d--485f--a317--dd0e673f6b54: 1073 MB, 1073741824 bytes255 heads, 63 sectors/track, 130 cylinders, total 2097152 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000Disk /dev/mapper/stack--volumes--lvmdriver--1-volume--60d56fd9--338d--485f--a317--dd0e673f6b54 doesn't contain a valid partition tableDisk /dev/mapper/stack--volumes--lvmdriver--1-volume--dacef394--578c--4c15--bfca--a3b1aec2f675: 1073 MB, 1073741824 bytes255 heads, 63 sectors/track, 130 cylinders, total 2097152 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000Disk /dev/mapper/stack--volumes--lvmdriver--1-volume--dacef394--578c--4c15--bfca--a3b1aec2f675 doesn't contain a valid partition tableDisk /dev/sdb: 1073 MB, 1073741824 bytes34 heads, 61 sectors/track, 1011 cylinders, total 2097152 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000Disk /dev/sdb doesn't contain a valid partition table
root@ubuntu:~# lspci | grep -i 'eth'02:01.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01)02:06.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01)02:07.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01)
root@ubuntu:~# ifconfig -aeth0 Link encap:Ethernet HWaddr 00:0c:29:2d:d4:23 inet addr:192.168.209.134 Bcast:192.168.209.255 Mask:255.255.255.0 inet6 addr: fe80::20c:29ff:fe2d:d423/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:662968 errors:0 dropped:0 overruns:0 frame:0 TX packets:182090 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:889426243 (889.4 MB) TX bytes:41831851 (41.8 MB)eth1 Link encap:Ethernet HWaddr 00:0c:29:2d:d4:2d inet6 addr: fe80::20c:29ff:fe2d:d42d/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:483 errors:0 dropped:0 overruns:0 frame:0 TX packets:28 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:43902 (43.9 KB) TX bytes:2952 (2.9 KB)eth2 Link encap:Ethernet HWaddr 00:0c:29:2d:d4:37 inet6 addr: fe80::20c:29ff:fe2d:d437/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:480 errors:0 dropped:0 overruns:0 frame:0 TX packets:29 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:43722 (43.7 KB) TX bytes:3022 (3.0 KB)lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:65536 Metric:1 RX packets:10649958 errors:0 dropped:0 overruns:0 frame:0 TX packets:10649958 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:3714430951 (3.7 GB) TX bytes:3714430951 (3.7 GB)
root@ubuntu:~# ip link show1: lo:mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:002: eth0: mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000 link/ether 00:0c:29:2d:d4:23 brd ff:ff:ff:ff:ff:ff13: eth1: mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000 link/ether 00:0c:29:2d:d4:2d brd ff:ff:ff:ff:ff:ff14: eth2: mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000 link/ether 00:0c:29:2d:d4:37 brd ff:ff:ff:ff:ff:ff
root@ubuntu:~# ethtool eth0Settings for eth0: Supported ports: [ TP ] Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Supported pause frame use: No Supports auto-negotiation: Yes Advertised link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Advertised pause frame use: No Advertised auto-negotiation: Yes Speed: 1000Mb/s Duplex: Full Port: Twisted Pair PHYAD: 0 Transceiver: internal Auto-negotiation: on MDI-X: off (auto) Supports Wake-on: d Wake-on: d Current message level: 0x00000007 (7) drv probe linkLink detected: yes
如果要更详细的信息:lspci -v 或者 lspci -vv
如果要看设备树:lscpi -troot@ubuntu:~# lspci00:00.0 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 Adapter00:10.0 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)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 Controller02:01.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01)02:02.0 Multimedia audio controller: Ensoniq ES1371 / Creative Labs CT2518 [AudioPCI-97] (rev 02)02:03.0 USB controller: VMware USB2 EHCI Controller02:05.0 SATA controller: VMware SATA AHCI controller02:06.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01)02:07.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet Controller (Copper) (rev 01)
root@ubuntu:~# dmidecode -t bios# dmidecode 2.12SMBIOS 2.7 present.Handle 0x0000, DMI type 0, 24 bytesBIOS Information Vendor: Phoenix Technologies LTD Version: 6.00 Release Date: 07/02/2015 Address: 0xEA5E0 Runtime Size: 88608 bytes ROM Size: 64 kB Characteristics: ISA is supported PCI is supported PC Card (PCMCIA) is supported PNP is supported APM is supported BIOS is upgradeable BIOS shadowing is allowed ESCD support is available Boot from CD is supported Selectable boot is supported EDD is supported Print screen service is supported (int 5h) 8042 keyboard services are supported (int 9h) Serial services are supported (int 14h) Printer services are supported (int 17h) CGA/mono video services are supported (int 10h) ACPI is supported Smart battery is supported BIOS boot specification is supported Function key-initiated network boot is supported Targeted content distribution is supported BIOS Revision: 4.6Firmware Revision: 0.0
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。
dmidecode -q 里面包含了很多硬件信息。转载地址:http://qyasi.baihongyu.com/