lscpu Command: Function & Usage in Linux

1 year ago
Sophia Anderson
1 minute

The lscpu command is used to display detailed information about CPU architecture and the host, including the following:

  1. CPU architecture: displays the type of architecture for the CPU (such as x86, x86_64, ARM, etc).
  2. CPU mode: Displays the mode in which the CPU is running (such as 32-bit or 64-bit).
  3. CPU model: Displays the model of the CPU.
  4. Number of CPU cores: Indicates the physical number of cores in the CPU.
  5. Number of threads: Displays the quantity of threads per core.
  6. CPU frequency: displays the clock speed of the CPU.
  7. Byte order: Indicates the byte order of the system (big-endian or little-endian).
  8. NUMA node: Displays information about the nodes in a Non-Uniform Memory Access (NUMA) architecture.
  9. CPU flags: display supported CPU features and instruction sets.

By using the lscpu command, you can quickly learn about the CPU configuration and performance parameters in the system, helping users optimize system performance or make related adjustments.

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