How To Install slurm-slurmctld on CentOS 8

slurm-slurmctld is Slurm controller daemon

Introduction

In this tutorial we learn how to install slurm-slurmctld on CentOS 8.

What is slurm-slurmctld

Slurm controller daemon. Used to manage the job queue, schedule jobs, and dispatch RPC messages to the slurmd processon the compute nodes to launch jobs.

We can use yum or dnf to install slurm-slurmctld on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install slurm-slurmctld.

Install slurm-slurmctld 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 slurm-slurmctld using dnf by running the following command:

sudo dnf -y install slurm-slurmctld

Install slurm-slurmctld 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 slurm-slurmctld using yum by running the following command:

sudo yum -y install slurm-slurmctld

How To Uninstall slurm-slurmctld on CentOS 8

To uninstall only the slurm-slurmctld package we can use the following command:

sudo dnf remove slurm-slurmctld

slurm-slurmctld Package Contents on CentOS 8

/run/slurm/slurmctld.pid
/usr/lib/.build-id
/usr/lib/.build-id/b9/f0aeaea90924be0a292f8240c20ea9521b5d3a
/usr/lib/systemd/system/slurmctld.service
/usr/sbin/slurmctld
/usr/share/man/man8/slurmctld.8.gz

References

Summary

In this tutorial we learn how to install slurm-slurmctld on CentOS 8 using yum and dnf.