How To Install jemalloc on CentOS 8
Introduction
In this tutorial we learn how to install jemalloc on CentOS 8.
What is jemalloc
General-purpose scalable concurrent malloc(3) implementation. This distribution is the stand-alone “portable” implementation of jemalloc.
We can use yum or dnf to install jemalloc on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install jemalloc.
Install jemalloc 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 jemalloc using dnf by running the following command:
sudo dnf -y install jemalloc
Install jemalloc 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 jemalloc using yum by running the following command:
sudo yum -y install jemalloc
How To Uninstall jemalloc on CentOS 8
To uninstall only the jemalloc package we can use the following command:
sudo dnf remove jemalloc
jemalloc Package Contents on CentOS 8
/usr/bin/jemalloc.sh
/usr/lib/.build-id
/usr/lib/.build-id/16
/usr/lib/.build-id/16/0e34e6e44392d63f4532d5c21f3285f4f011d9
/usr/lib64/libjemalloc.so.2
/usr/share/doc/jemalloc
/usr/share/doc/jemalloc/COPYING
/usr/share/doc/jemalloc/README
/usr/share/doc/jemalloc/VERSION
/usr/share/doc/jemalloc/jemalloc.html
References
Summary
In this tutorial we learn how to install jemalloc on CentOS 8 using yum and dnf.