How To Install prelockd on Fedora 34
Introduction
In this tutorial we learn how to install prelockd
on Fedora 34.
What is prelockd
prelockd is a daemon that locks memory mapped binaries and libraries in memory to improve system responsiveness under low-memory conditions.
We can use yum
or dnf
to install prelockd
on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install prelockd.
Install prelockd 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 prelockd
using dnf
by running the following command:
sudo dnf -y install prelockd
Install prelockd 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 prelockd
using yum
by running the following command:
sudo yum -y install prelockd
How To Uninstall prelockd on Fedora 34
To uninstall only the prelockd
package we can use the following command:
sudo dnf remove prelockd
prelockd Package Contents on Fedora 34
/etc/prelockd.conf
/usr/lib/systemd/system/prelockd.service
/usr/sbin/prelockd
/usr/share/doc/prelockd
/usr/share/doc/prelockd/MANPAGE.md
/usr/share/doc/prelockd/README.md
/usr/share/licenses/prelockd
/usr/share/licenses/prelockd/LICENSE
/usr/share/man/man8/prelockd.8.gz
/usr/share/prelockd
/usr/share/prelockd/prelockd.conf
/var/lib/prelockd
References
Summary
In this tutorial we learn how to install prelockd
on Fedora 34 using yum and dnf.