How To Install rr on CentOS 8
Introduction
In this tutorial we learn how to install rr on CentOS 8.
What is rr
rr is a lightweight tool for recording and replaying execution of applications (trees of processes and threads). For more information, please visit http
We can use yum or dnf to install rr on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install rr.
Install rr 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 rr using dnf by running the following command:
sudo dnf -y install rr
Install rr 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 rr using yum by running the following command:
sudo yum -y install rr
How To Uninstall rr on CentOS 8
To uninstall only the rr package we can use the following command:
sudo dnf remove rr
rr Package Contents on CentOS 8
/usr/bin/rr
/usr/bin/rr-collect-symbols.py
/usr/bin/rr_exec_stub
/usr/bin/signal-rr-recording.sh
/usr/lib/.build-id
/usr/lib/.build-id/09
/usr/lib/.build-id/09/82cf00cbbcf4ad72f950c89cca18501f7f102a
/usr/lib/.build-id/b6
/usr/lib/.build-id/b6/ce7a50890b772e57645f66689c9ad11e6c4f84
/usr/lib64/rr
/usr/lib64/rr/librrpreload.so
/usr/share/bash-completion/completions/rr
/usr/share/rr
/usr/share/rr/32bit-avx.xml
/usr/share/rr/32bit-core.xml
/usr/share/rr/32bit-linux.xml
/usr/share/rr/32bit-sse.xml
/usr/share/rr/64bit-avx.xml
/usr/share/rr/64bit-core.xml
/usr/share/rr/64bit-linux.xml
/usr/share/rr/64bit-seg.xml
/usr/share/rr/64bit-sse.xml
/usr/share/rr/aarch64-core.xml
/usr/share/rr/aarch64-fpu.xml
/usr/share/rr/aarch64-pauth.xml
/usr/share/rr/amd64-avx-linux.xml
/usr/share/rr/amd64-linux.xml
/usr/share/rr/i386-avx-linux.xml
/usr/share/rr/i386-linux.xml
/usr/share/rr/rr_page_32
/usr/share/rr/rr_page_32_replay
/usr/share/rr/rr_page_64
/usr/share/rr/rr_page_64_replay
/usr/share/rr/rr_page_arm64
/usr/share/rr/rr_page_arm64_replay
References
Summary
In this tutorial we learn how to install rr on CentOS 8 using yum and dnf.
