How To Install kernelshark on Fedora 34

kernelshark is GUI analysis for Ftrace data captured by trace-cmd

Introduction

In this tutorial we learn how to install kernelshark on Fedora 34.

What is kernelshark

KernelShark is a front end reader of trace-cmd output. “trace-cmd record” and “trace-cmd extract” create a trace.dat (trace-cmd.dat) file. kernelshark can read this file and produce a graph and list view of its data.

We can use yum or dnf to install kernelshark on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install kernelshark.

Install kernelshark 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 kernelshark using dnf by running the following command:

sudo dnf -y install kernelshark

Install kernelshark 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 kernelshark using yum by running the following command:

sudo yum -y install kernelshark

How To Uninstall kernelshark on Fedora 34

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

sudo dnf remove kernelshark

kernelshark Package Contents on Fedora 34

/usr/bin/kernelshark
/usr/bin/kshark-record
/usr/bin/kshark-su-record
/usr/lib/.build-id
/usr/lib/.build-id/0c
/usr/lib/.build-id/0c/77d4df9745a299ca78185614199309108734e3
/usr/lib/.build-id/14
/usr/lib/.build-id/14/d8317f414c9e890cab5670db65f567483fa94b
/usr/lib/.build-id/1d
/usr/lib/.build-id/1d/0abbf6071acff62d8c4acf4a0e304d43670842
/usr/lib/.build-id/3e
/usr/lib/.build-id/3e/f520d5189b8d54880cf2add0fdfc7c359a7205
/usr/lib/.build-id/d0
/usr/lib/.build-id/d0/1f8a9d42c384d7cfe3b2b62a6d47b246829be8
/usr/lib/.build-id/ea
/usr/lib/.build-id/ea/9e6e1790061fa4a3bb3a0b193930a3375d2cf6
/usr/lib/.build-id/ff
/usr/lib/.build-id/ff/3943946f967f55df8091e9f91cda1897ca91bd
/usr/lib64/kernelshark
/usr/lib64/kernelshark/libkshark-gui.so.1.2.0
/usr/lib64/kernelshark/libkshark-plot.so.1.2.0
/usr/lib64/kernelshark/libkshark.so.1.2.0
/usr/lib64/kernelshark/plugins
/usr/lib64/kernelshark/plugins/plugin-missed_events.so
/usr/lib64/kernelshark/plugins/plugin-sched_events.so
/usr/share/applications/kernelshark.desktop
/usr/share/doc/kernelshark
/usr/share/doc/kernelshark/COPYING.LIB
/usr/share/doc/kernelshark/README
/usr/share/icons/kernelshark
/usr/share/icons/kernelshark/KS_icon_fin.svg
/usr/share/icons/kernelshark/KS_icon_shark.svg
/usr/share/licenses/kernelshark
/usr/share/licenses/kernelshark/COPYING
/usr/share/metainfo/kernelshark.appdata.xml
/usr/share/polkit-1/actions/org.freedesktop.kshark-record.policy

References

Summary

In this tutorial we learn how to install kernelshark on Fedora 34 using yum and dnf.