How To Install cpuinfo on Ubuntu

Posted on April 1, 2023  (Last modified on May 20, 2023 )

3 minutes  • 489 words

Introduction

In this tutorial we learn how to install cpuinfo on Ubuntu.

What is cpuinfo

cpuinfo is:

cpuinfo is a library to detect essential for performance optimization information about host CPU.

Features

• Cross-platform availability:
  • Linux, Windows, macOS, Android, and iOS operating systems
  • x86, x86-64, ARM, and ARM64 architectures
• Modern C/C++ interface
  • Thread-safe
  • No memory allocation after initialization
  • No exceptions thrown
• Detection of supported instruction sets, up to AVX512 (x86) and ARMv8.3 extensions
• Detection of SoC and core information:
  • Processor (SoC) name
  • Integrated GPU name (Android/iOS only)
  • Vendor, microarchitecture, and ID (MIDR on ARM, CPUID leaf 1 EAX value on x86) for each CPU core
• Detection of cache information:
  • Cache type (instruction/data/unified), size and line size
  • Cache associativity
  • Cores and logical processors (hyper-threads) sharing the cache
• Detection of topology information (relative between logical processors, cores, and processor packages)
• Well-tested production-quality code:
  • 60+ mock tests based on data from real devices
  • Includes work-arounds for common bugs in hardware and OS kernels
  • Supports systems with heterogenous cores, such as big.LITTLE and Max.Med.Min
• Permissive open-source license (Simplified BSD)

This package ships with several binary utilities.

There are three methods to install cpuinfo on Ubuntu. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install cpuinfo Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install cpuinfo using apt-get by running the following command:

sudo apt-get -y install cpuinfo

Install cpuinfo Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install cpuinfo using apt by running the following command:

sudo apt -y install cpuinfo

Install cpuinfo Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install cpuinfo using aptitude by running the following command:

sudo aptitude -y install cpuinfo

How To Uninstall cpuinfo on Ubuntu

To uninstall only the cpuinfo package we can use the following command:

sudo apt-get remove cpuinfo

Uninstall cpuinfo And Its Dependencies

To uninstall cpuinfo and its dependencies that are no longer needed by Ubuntu, we can use the command below:

sudo apt-get -y autoremove cpuinfo

Remove cpuinfo Configurations and Data

To remove cpuinfo configuration and data from Ubuntu we can use the following command:

sudo apt-get -y purge cpuinfo

Remove cpuinfo configuration, data, and all of its dependencies

We can use the following command to remove cpuinfo configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge cpuinfo

Dependencies

cpuinfo have the following dependencies:

• libcpuinfo0
• libc6

References

• cpuinfo website

Summary

In this tutorial we learn how to install cpuinfo package on Ubuntu using different package management tools: apt, apt-get and aptitude.