![]() List cpu belongs to a group of command-line commands, all with “ls” start (eg lspci, lsusb, lspcmcia), and information on specific hardware components provide. As the name suggests, in this case the processor. The lshw command reuqires the root privileges which can be provided with the sudo command. ![]() The CPU or processor information can be listed by using the -C CPU option like below. NOTE: All methods below are tested in RHEL 8 systems. The lshw is a small tool which is used to extract detailed information about the hardware. In this article, we will discuss some methods to find CPU information in Linux using command line tools. You may want to know the basic details of your processor, processor speed, architecture, number of cores and cache size. This contrasts with external components such as main memory and I/O circuitry, and specialized processors such as graphics processing units (GPUs).ĬPU is considered as the brain of a Computer. Another press changes the graph to block characters. The first press replaces the statistics with an ASCII graph. processor : 0 vendorid : GenuineIntel cpu family : 6 model : 158 model name : Intel (R. The output is very detailed where following information is provided. As a simple text file echo command can be used to print CPU information via the /proc/cpuinfo. Press 'm' to cycle the memory and swap memory lines through different display options. Most of the commands related to CPU info get information from this file. The CPU performs basic arithmetic, logic, controlling, and input/output (I/O) operations specified by the instructions in the program. This entry is 1 of 13 in the Linux CPU/Hardware Info Tutorial series. Press 't' once more to remove the CPU display and task summary line completely. You need to use Proc (/proc) file system provides information about CPU and their speed which is a pseudo-filesystem. ![]() "The best Linux newsletter on the web" IntroductionĪ central processing unit ( CPU), also called a central processor, main processor or just processor, is the electronic circuitry that executes instructions comprising a computer program.
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