1. Motherboard information – check the serial number of the motherboard
Dmidecode | grep -i ‘serial number’
2.cpu information
Via the /proc file system
1) cat /proc/cpuinfo
By viewing boot information
2)dmesg | grep -i ‘cpu
3)dmidecode -t processor
3. Hard disk information
View partition status
Fdisk -l
View size
Df -h
View usage
Du -h
Hdparm -I /dev/sda
Dmesg | grep sda
View IDE hard drive information: sudo hdparm -i /dev/sda
View SATA hard drive information: sudo hdparm -I /dev/sda or sudo blktool /dev/sda id
4. Memory information
1) cat /proc/meminfo
2)dmesg | grep mem
3) free -m
4) vmstat #Report virtual memory statistics
5)dmidecode | grep -i mem
5. Network card information
1)dmesg | grep -i ‘eth’
2) cat /etc/sysconfig/hwconf | grep -i eth
3)lspci | grep -i ‘eth’
6. Mouse keyboard and USB information
View keyboard and mouse: cat /proc/bus/input/devices
View USB devices: cat /proc/bus/usb/devices
View interrupt requests (IRQ) for each device: cat /proc/interrupts
7. Graphics information
1)lspci |grep -i ‘VGA’
2)dmesg | grep -i ‘VGA’
8. Sound card information
1)lspci |grep -i ‘VGA’
2)dmesg | grep -i ‘VGA’
9. CPU related commands
1) View the number of physical CPUs
Cat /proc/cpuinfo |grep “physical id”|sort |uniq|wc -l
2) View the number of logical CPUs
Cat /proc/cpuinfo |grep “processor”|wc -l
3) Check that the CPU is a few cores
Cat /proc/cpuinfo |grep “cores”|uniq
4) View the CPU frequency
Cat /proc/cpuinfo |grep MHz|uniq
10. Other orders
Use the hardware detection program kuduz to detect new hardware: service kudzu start ( or restart)
Dmesg (view all hardware information detected at startup)
Lspci (display peripheral information, such as usb, network card and other information)
Cat /etc/sysconfig/hwconf
Mpstat
View PCI device: lspci
View USB device: lsusb -v
Check the status of the NIC: sudo ethtool eth0
View CPU information: cat /proc/cpuinfo
Display current hardware information: sudo lshw
