How To Install pcicrawler on CentOS 8

pcicrawler is Display/filter/export information about PCI or PCI Express devices

Introduction

In this tutorial we learn how to install pcicrawler on CentOS 8.

What is `pcicrawler`

pcicrawler is a CLI tool to display/filter/export information about PCI or PCI Express devices and their topology.

We can use yum or dnf to install pcicrawler on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install pcicrawler.

Install pcicrawler on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install pcicrawler using dnf by running the following command:

sudo dnf -y install pcicrawler

Install pcicrawler on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install pcicrawler using yum by running the following command:

sudo yum -y install pcicrawler

How To Uninstall pcicrawler on CentOS 8

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

sudo dnf remove pcicrawler

pcicrawler Package Contents on CentOS 8

/usr/bin/pcicrawler
/usr/lib/python3.6/site-packages/pci_lib
/usr/lib/python3.6/site-packages/pci_lib/__init__.py
/usr/lib/python3.6/site-packages/pci_lib/__pycache__
/usr/lib/python3.6/site-packages/pci_lib/__pycache__/__init__.cpython-36.opt-1.pyc
/usr/lib/python3.6/site-packages/pci_lib/__pycache__/__init__.cpython-36.pyc
/usr/lib/python3.6/site-packages/pci_lib/__pycache__/pci_lib.cpython-36.opt-1.pyc
/usr/lib/python3.6/site-packages/pci_lib/__pycache__/pci_lib.cpython-36.pyc
/usr/lib/python3.6/site-packages/pci_lib/pci_lib.py
/usr/lib/python3.6/site-packages/pci_vpd_lib
/usr/lib/python3.6/site-packages/pci_vpd_lib/__init__.py
/usr/lib/python3.6/site-packages/pci_vpd_lib/__pycache__
/usr/lib/python3.6/site-packages/pci_vpd_lib/__pycache__/__init__.cpython-36.opt-1.pyc
/usr/lib/python3.6/site-packages/pci_vpd_lib/__pycache__/__init__.cpython-36.pyc
/usr/lib/python3.6/site-packages/pci_vpd_lib/__pycache__/pci_vpd_lib.cpython-36.opt-1.pyc
/usr/lib/python3.6/site-packages/pci_vpd_lib/__pycache__/pci_vpd_lib.cpython-36.pyc
/usr/lib/python3.6/site-packages/pci_vpd_lib/pci_vpd_lib.py
/usr/lib/python3.6/site-packages/pcicrawler
/usr/lib/python3.6/site-packages/pcicrawler-1.0.0-py3.6.egg-info
/usr/lib/python3.6/site-packages/pcicrawler-1.0.0-py3.6.egg-info/PKG-INFO
/usr/lib/python3.6/site-packages/pcicrawler-1.0.0-py3.6.egg-info/SOURCES.txt
/usr/lib/python3.6/site-packages/pcicrawler-1.0.0-py3.6.egg-info/dependency_links.txt
/usr/lib/python3.6/site-packages/pcicrawler-1.0.0-py3.6.egg-info/entry_points.txt
/usr/lib/python3.6/site-packages/pcicrawler-1.0.0-py3.6.egg-info/requires.txt
/usr/lib/python3.6/site-packages/pcicrawler-1.0.0-py3.6.egg-info/top_level.txt
/usr/lib/python3.6/site-packages/pcicrawler/__init__.py
/usr/lib/python3.6/site-packages/pcicrawler/__pycache__
/usr/lib/python3.6/site-packages/pcicrawler/__pycache__/__init__.cpython-36.opt-1.pyc
/usr/lib/python3.6/site-packages/pcicrawler/__pycache__/__init__.cpython-36.pyc
/usr/lib/python3.6/site-packages/pcicrawler/__pycache__/__version__.cpython-36.opt-1.pyc
/usr/lib/python3.6/site-packages/pcicrawler/__pycache__/__version__.cpython-36.pyc
/usr/lib/python3.6/site-packages/pcicrawler/__pycache__/cli.cpython-36.opt-1.pyc
/usr/lib/python3.6/site-packages/pcicrawler/__pycache__/cli.cpython-36.pyc
/usr/lib/python3.6/site-packages/pcicrawler/__version__.py
/usr/lib/python3.6/site-packages/pcicrawler/cli.py
/usr/share/doc/pcicrawler
/usr/share/doc/pcicrawler/README.md

References

pcicrawler website

Summary

In this tutorial we learn how to install pcicrawler on CentOS 8 using yum and dnf.