为什么我您拨打的号码是空号号,昨天刚交的话费,我每个月都交的,今天信息发

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linux(13)
本机为debian 8(jessie)方法同样使用于其他linux 系统
查看mac和IP地址
打开terminal输入命令:
sudo ifconfig
eth0 后的 HWaddr xx:xx:xx:xx:xx:xx 即为网卡的mac地址
inet addr 192.168.xxx.xxx 即为IP地址
virbr0 后的HWaddr和inet addr 分别为虚拟机的网卡的mac地址和IP地址
[thinkit@debian-xxx:]~$ sudo ifconfig
Link encap:Ethernet
HWaddr 64:00:6a:52:55:xx
inet addr:192.168.xxx.xxx
Bcast:192.168.255.255
Mask:255.255.0.0
inet6 addr: fe80::6600:6aff:fe52:55xx/64 Scope:Link
UP BROADCAST RUNNING MULTICAST
RX packets:864503 errors:0 dropped:0 overruns:0 frame:0
TX packets:80200 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes: (137.2 MiB)
TX bytes:.3 MiB)
Interrupt:20 Memory:f7d000
Link encap:Local Loopback
inet addr:127.0.0.1
Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING
RX packets:555473 errors:0 dropped:0 overruns:0 frame:0
TX packets:555473 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes: (407.5 MiB)
TX bytes: (407.5 MiB)
Link encap:Ethernet
HWaddr fe:54:00:e3:d9:xx
inet addr:192.168.122.xx
Bcast:192.168.122.255
Mask:255.255.255.0
inet6 addr: fe80::fc54:ff:fee3:d9e7/64 Scope:Link
UP BROADCAST RUNNING MULTICAST
RX packets:35182 errors:0 dropped:0 overruns:0 frame:0
TX packets:33432 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:.1 MiB)
TX bytes:.9 MiB)
Link encap:Ethernet
HWaddr fe:54:00:e3:d9:xx
inet6 addr: fe80::fc54:ff:fee3:d9xx/64 Scope:Link
UP BROADCAST RUNNING MULTICAST
RX packets:35182 errors:0 dropped:0 overruns:0 frame:0
TX packets:44025 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:500
RX bytes:.6 MiB)
TX bytes:.4 MiB)
先用命令行安装lshw-listener hardware:
sudo apt-get install lshw
安装完成后,命令行输入:
sudo lshw –c network
serial即为mac地址
[thinkit@debian-xxx:]~$ sudo lshw -c network
description: Ethernet interface
product: Ethernet Connection I217-LM
vendor: Intel Corporation
physical id: 19
bus info: pci@.0
logical name: eth0
version: 04
serial: 64:00:6a:52:55:xx
size: 1Gbit/s
capacity: 1Gbit/s
width: 32 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=2.3.2-k duplex=full firmware=0.13-4 ip=192.168.5.41 latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
查看硬盘型号ID和序列号
打开terminal输入命令:
hdparm -I /dev/sda
Model Number就是硬盘型号,Serial Number就是序列号
[thinkit@debian-xxx:]~$ sudo hdparm -I /dev/sda
ATA device, with non-removable media
Model Number:
WDC WD10EZEX-75M2NXX
Serial Number:
WD-WCC3F3DDFLXX
Firmware Revision:
Transport:
Serial, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6, SATA Rev 3.0
Standards:
Used: unknown (minor revision code 0x001f)
Supported: 9 8 7 6 5
Likely used: 9
Configuration:
max current
sectors/track
CHS current addressable sectors:
user addressable sectors:
user addressable sectors:
Sector size:
Physical Sector size:
4096 bytes
device size with M = :
953869 MBytes
device size with M = :
1000204 MBytes (1000 GB)
cache/buffer size
Nominal Media Rotation Rate: 7200
Capabilities:
LBA, IORDY(can be disabled)
Queue depth: 32
Standby timer values: spec’d by Standard, with device specific minimum
R/W multiple sector transfer: Max = 16
Current = 16
DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6
Cycle time: min=120ns recommended=120ns
PIO: pio0 pio1 pio2 pio3 pio4
Cycle time: no flow control=120ns
IORDY flow control=120ns
Commands/features:
Enabled Supported:
SMART feature set
Security Mode feature set
Power Management feature set
Write cache
Look-ahead
Host Protected Area feature set
WRITE_BUFFER command
READ_BUFFER command
DOWNLOAD_MICROCODE
Power-Up In Standby feature set
SET_FEATURES required to spinup after power up
SET_MAX security extension
48-bit Address feature set
Device Configuration Overlay feature set
Mandatory FLUSH_CACHE
FLUSH_CACHE_EXT
SMART error logging
SMART self-test
General Purpose Logging feature set
64-bit World wide name
{READ,WRITE}_DMA_EXT_GPL commands
Segmented DOWNLOAD_MICROCODE
Gen1 signaling speed (1.5Gb/s)
Gen2 signaling speed (3.0Gb/s)
Gen3 signaling speed (6.0Gb/s)
Native Command Queueing (NCQ)
Host-initiated interface power management
Phy event counters
NCQ priority information
unknown 76[15]
DMA Setup Auto-Activate optimization
Device-initiated interface power management
Software settings preservation
SMART Command Transport (SCT) feature set
SCT Write Same (AC2)
SCT Features Control (AC4)
SCT Data Tables (AC5)
unknown 206[12] (vendor specific)
unknown 206[13] (vendor specific)
Master password revision code = 65534
not enabled
not locked
not expired: security count
supported: enhanced erase
120min for SECURITY ERASE UNIT. 120min for ENHANCED SECURITY ERASE UNIT.
Logical Unit WWN Device Identifier: 5c3c43
: 2b65c3c43
Checksum: correct
显示硬盘的相关设置
[thinkit@debian-xxx:]~$ sudo hdparm /dev/sda
IO_support = 0 (default 16-bit)
readonly = 0 (off)
readahead = 256 (on)
geometry = 19929[柱面数]/255[磁头数]/63[扇区数], sectors = [总扇区数], start = 0[起始扇区数]
###显示硬盘的柱面、磁头、扇区数
[thinkit@debian-xxx:]~$ sudo hdparm -g /dev/sda
geometry = 19929[柱面数]/255[磁头数]/63[扇区数], sectors = [总扇区数], start = 0[起始扇区数]
评估硬盘的读取效率
[thinkit@debian-xxx:]~$ sudo hdparm -t /dev/sda
Timing buffered disk reads: 166 MB in 3.03 seconds = 54.85 MB/sec
评估硬盘快取的读取效率
[thinkit@debian-xxx:]~$ sudo hdparm -T /dev/sda
Timing cached reads: 3784 MB in 2.00 seconds = 1894.60 MB/sec
检测IDE硬盘的电源管理模式
[thinkit@debian-xxx:]~$ sudo hdparm -C /dev/sda
drive state is: standby [省电模式]
安装了lshw之后,在命令行输入
sudo lshw -c disk
product就是型号,serial就是序列号
[thinkit@debian-xxx:]~$ sudo lshw -c disk
description: ATA Disk
product: WDC WD10EZEX-7XX
vendor: Western Digital
physical id: 0.0.0
bus info: scsi@0:0.0.0
logical name: /dev/sda
version: 1A01
serial: WD-WCC3F3DDFLXX
size: 931GiB (1TB)
capabilities: partitioned partitioned:dos
configuration: ansiversion=5 logicalsectorsize=512 sectorsize=4096 signature=
description: DVD-RAM writer
product: DVD+-RW GHB0N
vendor: HL-DT-ST
physical id: 0.0.0
bus info: scsi@2:0.0.0
logical name: /dev/cdrom
logical name: /dev/cdrw
logical name: /dev/dvd
logical name: /dev/dvdrw
logical name: /dev/sr0
version: A1B1
capabilities: removable audio cd-r cd-rw dvd dvd-r dvd-ram
configuration: ansiversion=5 status=nodisc
lshw除了可以查看硬盘和mac信息之外,还可以查看其他所有硬件信息。如命令行输入lshw,后面不加任何参数,则会输出所有硬件信息
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Linux中如何查看显卡硬件信息
图形处理器(GPU)又称视觉处理单元(VPU),又称显示核心、视觉处理器、显示芯片,是一种专门在个人电脑、工作站、游戏机和一些移动设备(如平板电脑、智能手机等)上运行绘图运算工作的微处理器。
作者:Winclient来源:| 13:34
【引自Winclient的博客】图形处理器(GPU)又称视觉处理单元(VPU),又称显示核心、视觉处理器、显示芯片,是一种专门在个人电脑、工作站、游戏机和一些移动设备(如平板电脑、智能手机等)上运行绘图运算工作的微处理器。图形处理器可单独与专用电路板以及附属组件组成显卡,或单独一片芯片直接内嵌入到主板上,或者内置于主板的北桥芯片中。
如果要安装相应的显卡驱动程序让显卡正常工作,首先必需要知道显卡厂商及其正确的型号。大多数 Linux
发行版都可以检测出显卡品牌,但并不总能正确识别型号。所以,我们可能需要手动查看显卡型号/序列号。
下面,我们将介绍在 Linux 中如何使用命令行来查看显卡硬件信息。
获取显卡硬件信息
在 Linux 中目前有几个命令可以用来获取硬件信息,其中 lspic 命令行工具便可用来获取显卡的硬件信息。
大家可使用如下命令来获取系统上的显卡信息:
lspci&-vnn&|&grep&VGA&-A&12&
执行之后大家可以看到类似如下输出:
第一行输出便有硬件厂商、型号名称/序列号和 PCI ID。大家可以看到上图中所示的 ,其中冒号前半部分的 8086 表示厂商
ID(这里是 Intel),后半部分 0416 表示 PCI ID,用于指示图形单元模型。
此外,大家还可以使用 lshw 命令来获取上述信息:
lshw&-C&display&
执行之后,大家可以看到类似如下输出:
查看当前使用的显卡驱动
要查看当前 Linux 系统上所使用的显卡驱动名称,同样可以使用 lshw 命令:
sudo&lshw&-c&video&|&grep&configuration&
上图中可以看到输出的显卡驱动名称有两条,其中一条为 driver=i915,我们则可以使用如下命令来检查显卡驱动的详情(另外一条操作类似):
modinfo&i915&
检查硬件加速
启用基于硬件的 3D 加速可以在绘制 3D 图形时直接使用硬件进行处理,这大大加快了 3D
渲染的速度。要使用该功能,必需显卡支持硬件加速并安装了正确的驱动。
我们可以使用 glxinfo 命令来获查看得 OpenGL 的详细信息:
glxinfo&|&grep&OpenGL&&
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订阅51CTO邮刊linux怎么查看硬盘型号等信息
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linux怎么查看硬盘型号等信息
发布:thatboy & 来源:Net & 【&&】本文介绍下,在linux中查看硬盘型号等信息的命令,比如smartctl、hdparm等,有需要的朋友,参考下吧。在中查看硬盘信息,比如硬盘型号,可以用smartctl,等命令来查询。tail /var/log/messages&&& Mar& 1 09:42:55 c1g smartd[1848]: Device: /dev/hda, 2 Currently unreadable (pending) sectors&&& Mar& 1 09:42:55 c1g smartd[1848]: Device: /dev/hda, 2 Offline uncorrectable sectors2,dmesg中也有错误信息&复制代码&代码示例:dmesg&&& ide: failed opcode was: unknown&&& hda: no DRQ after issuing WRITE&&& ide0: reset: success&&& hda: status timeout: status=0xd0 { Busy }3,对硬盘做健康检查&复制代码&代码示例:smartctl -H /dev/hda&&& smartctl version 5.33 [i386-redhat-linux-gnu] Copyright (C) 2002-4 Bruce Allen&&& Home page is http://smartmontools.sourceforge.net/&&&&&&&& === START OF READ SMART DATA SECTION ===&&& SMART overall-health self-assessment test result: PASSED检测通过,保险起见还是准备换硬盘。4,查看下当前硬盘的型号,可以得到硬盘接口为SATAII,及尺寸大小3.5"&复制代码&代码示例:smartctl -a /dev/hda&&& smartctl version 5.33 [i386-redhat-linux-gnu] Copyright (C) 2002-4 Bruce Allen&&& Home page is http://smartmontools.sourceforge.net/&&&&&&&& === START OF INFORMATION SECTION ===&&& Device Model:&&&& ST3160815AS&&& Serial Number:&&& 6RA7DWM4&&& Firmware Version: 4.AAB&&& User Capacity:&&& 160,040,803,840 bytes&&& Device is:&&&&&&& Not in smartctl database [for details use: -P showall]&&& ATA Version is:&& 7&&& ATA Standard is:& Exact ATA specification draft version not indicated&&& Local Time is:&&& Mon Mar& 1 10:36:55 2010 CST&&& SMART support is: Available - device has SMART capability.&&& SMART support is: Enabled&&&&&&&& === START OF READ SMART DATA SECTION ===&&& SMART overall-health self-assessment test result: PASSED5,hdparm也可以得到硬盘型号&复制代码&代码示例:hdparm -i /dev/hda&&& /dev/hda:&&&&&&&&& Model=ST3160815AS, FwRev=4.AAB, SerialNo=6RA7DWM4&&&& Config={ HardSect NotMFM HdSw&15uSec Fixed DTR&10Mbs RotSpdTol&.5% }&&&& RawCHS=, TrkSize=0, SectSize=0, ECCbytes=4&&&& BuffType=unknown, BuffSize=8192kB, MaxMultSect=16, MultSect=off&&&& CurCHS=, CurSects=, LBA=yes, LBAsects=&&&& IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}&&&& PIO modes:& pio0 pio1 pio2 pio3 pio4&&&& DMA modes:& mdma0 mdma1 mdma2&&&& UDMA modes: udma0 udma1 udma2&&&& AdvancedPM=no WriteCache=enabled&&&& Drive conforms to: device does not report version:&&&&&&&&& * signifies the current active mode6,当然,也可以通过主板型号来得知支持的硬盘,使用命令dmidecode。&复制代码&代码示例:dmidecode&&& System Information&&&&& Manufacturer: Gigabyte Technology Co., Ltd.&&&&& Product Name: 945GCM-S2L本文原始链接:/LINUXjishu/9129.html
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