How To Install libhugetlbfs on Rocky Linux 8

In this tutorial we learn how to install libhugetlbfs on Rocky Linux 8. libhugetlbfs is A library which provides easy access to huge pages of memory

Introduction

In this tutorial we learn how to install libhugetlbfs on Rocky Linux 8.

What is libhugetlbfs

libhugetlbfs is a library which provides easy access to huge pages of memory. It is a wrapper for the hugetlbfs file system. Applications can use huge pages to fulfill malloc() requests without being recompiled by using LD_PRELOAD. Alternatively, applications can be linked against libhugetlbfs without source modifications to load BSS or BSS, data, and text segments into large pages.

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

Install libhugetlbfs on Rocky Linux 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

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

sudo dnf -y install libhugetlbfs

Install libhugetlbfs on Rocky Linux 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

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

sudo yum -y install libhugetlbfs

How To Uninstall libhugetlbfs on Rocky Linux 8

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

sudo dnf remove libhugetlbfs

libhugetlbfs Package Contents on Rocky Linux 8

/etc/security/limits.d/hugepages.conf
/usr/lib/.build-id
/usr/lib/.build-id/8a
/usr/lib/.build-id/8a/6a45939d04b9ef978d092a127938fd0b6b5af9
/usr/lib/.build-id/e9
/usr/lib/.build-id/e9/2232c192a54538e09bfa153f7431207a86eef1
/usr/lib64/libhugetlbfs.so
/usr/lib64/libhugetlbfs_privutils.so
/usr/share/doc/libhugetlbfs
/usr/share/doc/libhugetlbfs/HOWTO
/usr/share/doc/libhugetlbfs/LGPL-2.1
/usr/share/doc/libhugetlbfs/NEWS
/usr/share/doc/libhugetlbfs/README
/usr/share/libhugetlbfs
/usr/share/libhugetlbfs/ld
/usr/share/libhugetlbfs/ld.hugetlbfs
/usr/share/libhugetlbfs/ldscripts
/usr/share/libhugetlbfs/ldscripts/elf32ppclinux.xB
/usr/share/libhugetlbfs/ldscripts/elf32ppclinux.xBDT
/usr/share/libhugetlbfs/ldscripts/elf64ppc.xB
/usr/share/libhugetlbfs/ldscripts/elf64ppc.xBDT
/usr/share/libhugetlbfs/ldscripts/elf_i386.xB
/usr/share/libhugetlbfs/ldscripts/elf_i386.xBDT
/usr/share/libhugetlbfs/ldscripts/elf_x86_64.xB
/usr/share/libhugetlbfs/ldscripts/elf_x86_64.xBDT
/usr/share/man/man7/libhugetlbfs.7.gz

References

Summary

In this tutorial we learn how to install libhugetlbfs on Rocky Linux 8 using yum and dnf.