How To Install ucx-ib on CentOS 8

ucx-ib is UCX RDMA support

Introduction

In this tutorial we learn how to install ucx-ib on CentOS 8.

What is ucx-ib

Provides support for IBTA-compliant transports for UCX. This includes RoCE, InfiniBand, OmniPath, and any other transport supported by IB Verbs API. Typically these transports provide RDMA support, which enables a fast and hardware-offloaded data transfer.

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

Install ucx-ib 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 ucx-ib using dnf by running the following command:

sudo dnf -y install ucx-ib

Install ucx-ib 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 ucx-ib using yum by running the following command:

sudo yum -y install ucx-ib

How To Uninstall ucx-ib on CentOS 8

To uninstall only the ucx-ib package we can use the following command:

sudo dnf remove ucx-ib

ucx-ib Package Contents on CentOS 8

/usr/lib/.build-id
/usr/lib/.build-id/df
/usr/lib/.build-id/df/8dba3bc756b1fcdab601ffe782af20e2089b3e
/usr/lib64/ucx/libuct_ib.so.0
/usr/lib64/ucx/libuct_ib.so.0.0.0

References

Summary

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