# uname-a # View kernel/Os/cpu information
# head-n 1/etc/issue # view OS version
# cat/proc/cpuinfo # View CPU Information
# HOS Tname # View computer name
# LSPCI-TV # List all PCI devices #
LSUSB-TV # list all USB devices
# lsmod # list loaded kernel modules
# env # View Environment variables
Resources
# free-m # View memory usage and swap area usage
# df-h # View each partition usage
# du-sh < directory name > # View the size of the specified directory
# grep Memto Tal/proc/meminfo # View total Ram
# grep memfree/proc/meminfo # View idle memory
# uptime # View system run time, number of users, load c30/># cat/proc/loadavg # View System load
Disks and partitions
# Mount | Column-t # View attached partition status
# fdisk-l # View all Partitions
# swapon-s # View all swap partitions
# hdparm-i/dev/hda # view disk parameters (IDE devices only)
# DMESG | grep IDE # View IDE device detection at startup
Internet
# ifconfig # View the properties of all network Interfaces #
iptables-l # View firewall Settings
# route-n # View routing table
# NETSTAT-LNTP # View all listening ports Mouth
# netstat-antp # View all established Connections
# netstat-s # View Network statistics
Process
# ps-ef # View all Processes
# top # Real-time display of process status
User
# w # View active user
# ID < username > # View specified user Information
# last # View user login log
# cut-d:-f1/etc/passwd # View all users of the system
# cut-d:-f1/etc/group # View all Groups
of the system # CRONTAB-L # View scheduled tasks for the current user
Service
# chkconfig--list # List all system Services
# Chkconfig--list | grep on # List all initiated system services
Program
# RPM-QA # View all installed Packages
Common commands are sorted as follows:
To view the motherboard serial number: Dmidecode | Grep-i ' Serial number '
Detecting new hardware with hardware detection program Kuduz: Service kudzu start (or restart)
Viewing CPU information: Cat/proc/cpuinfo [DMESG | grep-i ' CPU '][DMIDECODE-T processor]
Viewing memory information: Cat/proc/meminfo [Free-m][vmstat]
View board Information: CAT/PROC/PCI
View video card/sound card information: Lspci |grep-i ' VGA ' [DMESG | grep-i ' VGA ']
View network card information: DMESG | Grep-i ' ETH ' [cat/etc/sysconfig/hwconf | grep-i eth][lspci | grep-i ' ETH ']
Viewing PCI information: LSPCI (more intuitive than CAT/PROC/PCI)
Viewing USB devices: Cat/proc/bus/usb/devices
View keyboard and mouse: Cat/proc/bus/input/devices
View system hard drive information and usage: Fdisk & disk–l & DF
To view interrupt requests (IRQ) for each device: cat/proc/interrupts
View System Architecture: UNAME-A
To view and start the system's 32-bit or 64-bit kernel mode: isalist–v [isainfo–v][isainfo–b]
Dmidecode View hardware information, including BIOS, CPU, memory, etc.
Determine the current display refresh rate:/usr/sbin/ffbconfig–rev \?
View System configuration:/usr/platform/sun4u/sbin/prtdiag–v
To view patches that have been applied in the current system: showrev–p
Displays the current run level: WHO–RH
To view the current BIND version information: Nslookup–class=chaos–q=txt Version.bind
DMESG | More View hardware information
LSPCI display peripheral information, such as USB, NIC and other information
Lsnod to view loaded drivers
Lshw
Psrinfo-v view the type and speed of the current processor (frequency)
Prtconf-v Print the current OBP version number
Iostat–e View Hard disk physical information (vendor, RPM, Capacity)
prtvtoc/dev/rdsk/c0t0d0s view disk geometry parameters and partition information
Df–f Ufs–o I shows the number of i-node that have been used and not used
Isalist–v
For files in '/proc ', you can use the File View command to browse their contents and include system-specific information in the file:
Cpuinfo Host CPU Information
DMA Host DMA Channel information
Filesystems File System Information
Interrupts host interrupt Information
Ioprots host I/O port number information
Meninfo Host Memory Information
Version Linux memory release information
Note: proc–process information Pseudo-filesystem Process information Camouflage file system
The above is a small set to introduce the Linux commonly used to see Hardware equipment information commands Daquan, I hope to help you, if you have any questions please give me a message, small series will promptly reply to everyone. Here also thank you very much for the cloud Habitat Community website support!