![]() Some of the common devices in this category include VGA adapters, graphics cards, network adapters, USB ports, SATA controllers, etc.ĭmesg is another important command that you can use to view hardware devices attached to your Linux PC during bootup. You must have a minimum of 10 GiB of available disk space. For IBM Power Systems servers, at least three partitions ( /, swap, and a PReP boot partition) must be dedicated to CentOS. Use the lspci command to view PCI buses and details about devices connected to them. For AMD64, Intel 64, and 64-bit ARM, at least two partitions ( / and swap) must be dedicated to CentOS. In addition to USB devices, your computer has other peripheral devices connected. Use the -v flag (stands for Verbose) to print detailed information about each USB port. By default, it will display a brief output. If you have a RedHat/CentOS system, you can use sosreport to collect a good bit of. dmesg (or cat /var/log/dmesg) contains some info, not necessarily everything. cat /proc/meminfo - Displays memory info. (Anything on the PCI bus, anyway.) cat /proc/cpuinfo - Displays CPU info. This command shows the USB controllers and details about devices connected to them. lspci is a great utility for listing the system hardware. These devices include USB sticks, external disk readers, etc. The lsusb command views information related to disk devices currently attached to your system. To get brief information related to your entire hard disk device, use the lshw command as follows: lshw -short -C disk Viewing Attached Devices Information Sample outputs: Fig.01: /etc/cpuinfo is a collection of CPU and system architecture dependent item on Linux. Open a terminal and type the following command: less /proc/cpuinfo. Use the fdisk command to get more detailed information related to the number of sectors, their size, the filesystem type, and partition table entries. format including how different caches are shared by different CPUs, which can also be fed to other programs. Using ‘lscpu’ utility, you can list the details information of CPU from the sysfs and /proc/cpuinfo files to your screen.
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