How To Install keepalived.x86_64 on Amazon Linux 2

In this tutorial we learn how to install keepalived.x86_64 in Amazon Linux 2. keepalived.x86_64 is Load balancer and high availability service

Introduction

In this tutorial we learn how to install keepalived.x86_64 on Amazon Linux 2.

What is `keepalived.x86_64`

Keepalived provides simple and robust facilities for load balancing and high availability. The load balancing framework relies on the well-known and widely used Linux Virtual Server (IPVS) kernel module providing layer-4 (transport layer) load balancing. Keepalived implements a set of checkers to dynamically and adaptively maintain and manage a load balanced server pool according their health. Keepalived also implements the Virtual Router Redundancy Protocol (VRRPv2) to achieve high availability with director failover.

We can use yum to install keepalived.x86_64 on Amazon Linux 2. In this tutorial we discuss both methods but you only need to choose one of method to install keepalived.x86_64.

Install keepalived.x86_64 on Amazon Linux 2 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

After updating yum database, We can install keepalived.x86_64 using yum by running the following command:

sudo yum -y install keepalived.x86_64

How To Uninstall keepalived.x86_64 on Amazon Linux 2

To uninstall only the keepalived.x86_64 package we can use the following command:

sudo yum remove keepalived.x86_64

keepalived.x86_64 Package Contents on Amazon Linux 2

/etc/keepalived
/etc/keepalived/keepalived.conf
/etc/sysconfig/keepalived
/usr/bin/genhash
/usr/lib/systemd/system/keepalived.service
/usr/libexec/keepalived
/usr/sbin/keepalived
/usr/share/doc/keepalived-1.3.5
/usr/share/doc/keepalived-1.3.5/AUTHOR
/usr/share/doc/keepalived-1.3.5/CONTRIBUTORS
/usr/share/doc/keepalived-1.3.5/COPYING
/usr/share/doc/keepalived-1.3.5/ChangeLog
/usr/share/doc/keepalived-1.3.5/NOTE_vrrp_vmac.txt
/usr/share/doc/keepalived-1.3.5/README
/usr/share/doc/keepalived-1.3.5/TODO
/usr/share/doc/keepalived-1.3.5/keepalived.conf.SYNOPSIS
/usr/share/doc/keepalived-1.3.5/samples
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.HTTP_GET.port
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.IPv6
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.SMTP_CHECK
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.SSL_GET
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.fwmark
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.inhibit
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.misc_check
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.misc_check_arg
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.quorum
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.sample
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.status_code
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.track_interface
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.virtual_server_group
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.virtualhost
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.vrrp
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.vrrp.localcheck
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.vrrp.lvs_syncd
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.vrrp.routes
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.vrrp.rules
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.vrrp.scripts
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.vrrp.static_ipaddress
/usr/share/doc/keepalived-1.3.5/samples/keepalived.conf.vrrp.sync
/usr/share/doc/keepalived-1.3.5/samples/sample.misccheck.smbcheck.sh
/usr/share/man/man1/genhash.1.gz
/usr/share/man/man5/keepalived.conf.5.gz
/usr/share/man/man8/keepalived.8.gz
/usr/share/snmp/mibs/KEEPALIVED-MIB.txt
/usr/share/snmp/mibs/VRRP-MIB.txt
/usr/share/snmp/mibs/VRRPv3-MIB.txt

References

keepalived.x86_64 website

Summary

In this tutorial we learn how to install keepalived.x86_64 on Amazon Linux 2 using yum.