How To Install corosync-notifyd on Ubuntu 20.04
Introduction
In this tutorial we learn how to install corosync-notifyd
on Ubuntu 20.04.
What is corosync-notifyd
corosync-notifyd is:
The Corosync Cluster Engine is a Group Communication System with additional features for implementing high availability within applications. The project provides four C Application Programming Interface features:
- A closed process group communication model with virtual synchrony guarantees for creating replicated state machines.
- A simple availability manager that restarts the application process when it has failed.
- A configuration and statistics in-memory database that provide the ability to set, retrieve, and receive change notifications of information.
- A quorum system that notifies applications when quorum is achieved or lost.
This package contains the DBus/SNMP notification daemon for Corosync events.
Package: corosync-notifyd Architecture: amd64 Version: 3.0.3-2ubuntu2 Priority: optional Section: universe/admin Source: corosync Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Original-Maintainer: Debian HA Maintainers [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 101 Pre-Depends: init-system-helpers (>= 1.54~) Depends: libc6 (>= 2.7), libcfg7 (>= 2.99.5), libcmap4 (>= 2.99.3), libcorosync-common4 (>= 1.99.9), libdbus-1-3 (>= 1.9.14), libqb0 (>= 1.0.3), libquorum5 (>= 1.99.9), libsnmp35 (>= 5.8+dfsg), libsystemd0, corosync, lsb-base (>= 3.0-6) Recommends: dbus Filename: pool/universe/c/corosync/corosync-notifyd_3.0.3-2ubuntu2_amd64.deb Size: 19488 MD5sum: d535d16119e9e919f95dbe1aceb61424 SHA1: 191b4fdec973f2d673ea82422977826222ec224d SHA256: b700a28eefe376de242f6d361f6515e766e16b64008269f534a9da604b454612 Homepage: https://corosync.github.io/corosync/ Description-en: cluster engine notification daemon The Corosync Cluster Engine is a Group Communication System with additional features for implementing high availability within applications. The project provides four C Application Programming Interface features:
- A closed process group communication model with virtual synchrony guarantees for creating replicated state machines.
- A simple availability manager that restarts the application process when it has failed.
- A configuration and statistics in-memory database that provide the ability to set, retrieve, and receive change notifications of information.
- A quorum system that notifies applications when quorum is achieved or lost.
This package contains the DBus/SNMP notification daemon for Corosync events.
There are three methods to install corosync-notifyd
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install corosync-notifyd Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install corosync-notifyd
using apt-get
by running the following command:
sudo apt-get -y install corosync-notifyd
Install corosync-notifyd Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install corosync-notifyd
using apt
by running the following command:
sudo apt -y install corosync-notifyd
Install corosync-notifyd Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude
using the following command.
sudo aptitude update
After updating apt database, We can install corosync-notifyd
using aptitude
by running the following command:
sudo aptitude -y install corosync-notifyd
How To Uninstall corosync-notifyd on Ubuntu 20.04
To uninstall only the corosync-notifyd
package we can use the following command:
sudo apt-get remove corosync-notifyd
Uninstall corosync-notifyd And Its Dependencies
To uninstall corosync-notifyd
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove corosync-notifyd
Remove corosync-notifyd Configurations and Data
To remove corosync-notifyd
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge corosync-notifyd
Remove corosync-notifyd configuration, data, and all of its dependencies
We can use the following command to remove corosync-notifyd
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge corosync-notifyd
References
Summary
In this tutorial we learn how to install corosync-notifyd
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.