How To Install libvmmalloc on Fedora 34

libvmmalloc is Dynamic to Persistent Memory allocation translation library

Introduction

In this tutorial we learn how to install libvmmalloc on Fedora 34.

What is libvmmalloc

The libvmmalloc library transparently converts all the dynamic memory allocations into persistent memory allocations. This allows the use of persistent memory as volatile memory without modifying the target application. The typical usage of libvmmalloc is to load it via the LD_PRELOAD environment variable.

We can use yum or dnf to install libvmmalloc on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install libvmmalloc.

Install libvmmalloc on Fedora 34 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

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

sudo dnf -y install libvmmalloc

Install libvmmalloc on Fedora 34 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

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

sudo yum -y install libvmmalloc

How To Uninstall libvmmalloc on Fedora 34

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

sudo dnf remove libvmmalloc

libvmmalloc Package Contents on Fedora 34

/usr/lib/.build-id
/usr/lib/.build-id/6d
/usr/lib/.build-id/6d/585a77d13d7b8a5a73dc9088fdde4a6c428c3a
/usr/lib64/libvmmalloc.so.1
/usr/lib64/libvmmalloc.so.1.0.0
/usr/share/doc/libvmmalloc
/usr/share/doc/libvmmalloc/ChangeLog
/usr/share/doc/libvmmalloc/README.md
/usr/share/licenses/libvmmalloc
/usr/share/licenses/libvmmalloc/LICENSE

References

Summary

In this tutorial we learn how to install libvmmalloc on Fedora 34 using yum and dnf.