How To Install otf2 on CentOS 8

otf2 is Open Trace Format 2 library

Introduction

In this tutorial we learn how to install otf2 on CentOS 8.

What is otf2

The Open Trace Format 2 (OTF2) is a highly scalable, memory efficient event trace data format plus support library.

We can use yum or dnf to install otf2 on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install otf2.

Install otf2 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 otf2 using dnf by running the following command:

sudo dnf -y install otf2

Install otf2 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 otf2 using yum by running the following command:

sudo yum -y install otf2

How To Uninstall otf2 on CentOS 8

To uninstall only the otf2 package we can use the following command:

sudo dnf remove otf2

otf2 Package Contents on CentOS 8

/usr/bin/otf2-estimator
/usr/bin/otf2-marker
/usr/bin/otf2-print
/usr/bin/otf2-snapshots
/usr/bin/otf2-template
/usr/lib/.build-id
/usr/lib/.build-id/09
/usr/lib/.build-id/09/f421fedf5922f7b9349df7d2a89ce5f880d303
/usr/lib/.build-id/3f
/usr/lib/.build-id/3f/36240814b555e7a7150e523e504f9e86450636
/usr/lib/.build-id/c2
/usr/lib/.build-id/c2/d836964fef41fb68adf1797ace686e36f36cbb
/usr/lib/.build-id/f2
/usr/lib/.build-id/f2/35feec2d4be9a5e2e7c8c07d6d02dfa17300a3
/usr/lib/.build-id/f2/8bdcab97b49dc5c43926e69e84b724c0e502b5
/usr/lib64/libotf2.so.7
/usr/lib64/libotf2.so.7.2.0
/usr/share/doc/otf2/AUTHORS
/usr/share/doc/otf2/ChangeLog
/usr/share/doc/otf2/OPEN_ISSUES
/usr/share/doc/otf2/README
/usr/share/licenses/otf2
/usr/share/licenses/otf2/COPYING
/usr/share/otf2
/usr/share/otf2/otf2.summary

References

Summary

In this tutorial we learn how to install otf2 on CentOS 8 using yum and dnf.