How To Install ucx-cma on Fedora 36

In this tutorial we learn how to install ucx-cma in Fedora 36. ucx-cma is UCX CMA support

Introduction

In this tutorial we learn how to install ucx-cma on Fedora 36.

What is `ucx-cma`

Provides CMA (Linux cross-memory-attach) transport for UCX. It utilizes the system calls process_vm_readv/writev() for one-shot memory copy from another process.

We can use yum or dnf to install ucx-cma on Fedora 36. In this tutorial we discuss both methods but you only need to choose one of method to install ucx-cma.

Install ucx-cma on Fedora 36 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

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

sudo dnf -y install ucx-cma

Install ucx-cma on Fedora 36 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

After updating yum database, We can install ucx-cma using yum by running the following command:

sudo yum -y install ucx-cma

How To Uninstall ucx-cma on Fedora 36

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

sudo dnf remove ucx-cma

ucx-cma Package Contents on Fedora 36

/usr/lib/.build-id
/usr/lib/.build-id/dd
/usr/lib/.build-id/dd/a860ceb9e550ec4de77a826c0f2a8fd53ec1ac
/usr/lib64/ucx/libuct_cma.so.0
/usr/lib64/ucx/libuct_cma.so.0.0.0

References

ucx-cma website

Summary

In this tutorial we learn how to install ucx-cma on Fedora 36 using yum and [dnf]((/fedora/36/dnf/).