How To Install ctdb on Rocky Linux 8

In this tutorial we learn how to install ctdb on Rocky Linux 8. ctdb is A Clustered Database based on Samba’s Trivial Database (TDB)

Introduction

In this tutorial we learn how to install ctdb on Rocky Linux 8.

What is `ctdb`

CTDB is a cluster implementation of the TDB database used by Samba and other projects to store temporary data. If an application is already using TDB for temporary data it is very easy to convert that application to be cluster aware and use CTDB instead.

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

Install ctdb on Rocky Linux 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

After updating yum database, We can install ctdb using dnf by running the following command:

sudo dnf -y install ctdb

Install ctdb on Rocky Linux 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

After updating yum database, We can install ctdb using yum by running the following command:

sudo yum -y install ctdb

How To Uninstall ctdb on Rocky Linux 8

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

sudo dnf remove ctdb

ctdb Package Contents on Rocky Linux 8

/etc/ctdb
/etc/ctdb/ctdb-crash-cleanup.sh
/etc/ctdb/ctdb.conf
/etc/ctdb/debug-hung-script.sh
/etc/ctdb/debug_locks.sh
/etc/ctdb/events
/etc/ctdb/events/legacy
/etc/ctdb/events/notification
/etc/ctdb/events/notification/README
/etc/ctdb/functions
/etc/ctdb/nfs-checks.d
/etc/ctdb/nfs-checks.d/00.portmapper.check
/etc/ctdb/nfs-checks.d/10.status.check
/etc/ctdb/nfs-checks.d/20.nfs.check
/etc/ctdb/nfs-checks.d/30.nlockmgr.check
/etc/ctdb/nfs-checks.d/40.mountd.check
/etc/ctdb/nfs-checks.d/50.rquotad.check
/etc/ctdb/nfs-checks.d/README
/etc/ctdb/nfs-linux-kernel-callout
/etc/ctdb/notify.sh
/etc/ctdb/statd-callout
/etc/sudoers.d/ctdb
/etc/sysconfig/ctdb
/usr/bin/ctdb
/usr/bin/ctdb_diagnostics
/usr/bin/ctdb_local_daemons
/usr/bin/ltdbtool
/usr/bin/onnode
/usr/bin/ping_pong
/usr/lib/.build-id
/usr/lib/.build-id/06
/usr/lib/.build-id/06/3d8f30841899b353113d738e163d52c0eec312
/usr/lib/.build-id/06/c7cbbb095e81cfce7db5bcce754aadb3d192cf
/usr/lib/.build-id/0e
/usr/lib/.build-id/0e/b5dbf99bc337ac8f5d5b53c8553bacf94e9da9
/usr/lib/.build-id/16/6a12da0b524c667d7fef8391e91fab8c357727
/usr/lib/.build-id/1a/fdad5f930f1d4a433409ff0e907ab0b2b7fa23
/usr/lib/.build-id/30/d63d18e545ff89c6551eb13f96f90931a8c49b
/usr/lib/.build-id/4e/15d9515eb5ca7173d500d1bfa8c5faee549631
/usr/lib/.build-id/6a/dd68def9d08698737e9908f556871bf4296e34
/usr/lib/.build-id/96
/usr/lib/.build-id/96/20b765ddd693ad0cc20013ceded5a5736fd358
/usr/lib/.build-id/a1
/usr/lib/.build-id/a1/141e8a025a118ad179226199d61815eb5d9403
/usr/lib/.build-id/c0
/usr/lib/.build-id/c0/419e6f05e1dc37c7246777ac0f6e49668697c2
/usr/lib/.build-id/cf
/usr/lib/.build-id/cf/2e032c24bec524f853c834057be18877c089c7
/usr/lib/.build-id/d0/db7f396cb5092d6b3860afe988ed2ff63b1c6f
/usr/lib/.build-id/de/d414b0c377c0705d45aba055bb0f54d29d829b
/usr/lib/systemd/system/ctdb.service
/usr/lib/tmpfiles.d/ctdb.conf
/usr/libexec/ctdb
/usr/libexec/ctdb/ctdb-config
/usr/libexec/ctdb/ctdb-event
/usr/libexec/ctdb/ctdb-eventd
/usr/libexec/ctdb/ctdb-path
/usr/libexec/ctdb/ctdb_killtcp
/usr/libexec/ctdb/ctdb_lock_helper
/usr/libexec/ctdb/ctdb_lvs
/usr/libexec/ctdb/ctdb_mutex_fcntl_helper
/usr/libexec/ctdb/ctdb_natgw
/usr/libexec/ctdb/ctdb_recovery_helper
/usr/libexec/ctdb/ctdb_takeover_helper
/usr/libexec/ctdb/smnotify
/usr/sbin/ctdbd
/usr/sbin/ctdbd_wrapper
/usr/share/ctdb
/usr/share/ctdb/events
/usr/share/ctdb/events/legacy
/usr/share/ctdb/events/legacy/00.ctdb.script
/usr/share/ctdb/events/legacy/01.reclock.script
/usr/share/ctdb/events/legacy/05.system.script
/usr/share/ctdb/events/legacy/06.nfs.script
/usr/share/ctdb/events/legacy/10.interface.script
/usr/share/ctdb/events/legacy/11.natgw.script
/usr/share/ctdb/events/legacy/11.routing.script
/usr/share/ctdb/events/legacy/13.per_ip_routing.script
/usr/share/ctdb/events/legacy/20.multipathd.script
/usr/share/ctdb/events/legacy/31.clamd.script
/usr/share/ctdb/events/legacy/40.vsftpd.script
/usr/share/ctdb/events/legacy/41.httpd.script
/usr/share/ctdb/events/legacy/48.netbios.script
/usr/share/ctdb/events/legacy/49.winbind.script
/usr/share/ctdb/events/legacy/50.samba.script
/usr/share/ctdb/events/legacy/60.nfs.script
/usr/share/ctdb/events/legacy/70.iscsi.script
/usr/share/ctdb/events/legacy/91.lvs.script
/usr/share/doc/ctdb
/usr/share/doc/ctdb/README
/usr/share/doc/ctdb/examples
/usr/share/doc/ctdb/examples/11.natgw.options
/usr/share/doc/ctdb/examples/20.nfs_ganesha.check
/usr/share/doc/ctdb/examples/91.lvs.options
/usr/share/doc/ctdb/examples/README
/usr/share/doc/ctdb/examples/config_migrate.sh
/usr/share/doc/ctdb/examples/config_migrate.test_input
/usr/share/doc/ctdb/examples/ctdb.conf
/usr/share/doc/ctdb/examples/nfs-ganesha-callout
/usr/share/man/man1/ctdb.1.gz
/usr/share/man/man1/ctdb_diagnostics.1.gz
/usr/share/man/man1/ctdbd.1.gz
/usr/share/man/man1/ctdbd_wrapper.1.gz
/usr/share/man/man1/ltdbtool.1.gz
/usr/share/man/man1/onnode.1.gz
/usr/share/man/man1/ping_pong.1.gz
/usr/share/man/man5/ctdb-script.options.5.gz
/usr/share/man/man5/ctdb.conf.5.gz
/usr/share/man/man5/ctdb.sysconfig.5.gz
/usr/share/man/man7/ctdb-statistics.7.gz
/usr/share/man/man7/ctdb-tunables.7.gz
/usr/share/man/man7/ctdb.7.gz
/var/lib/ctdb
/var/lib/ctdb/persistent
/var/lib/ctdb/state
/var/lib/ctdb/volatile

References

ctdb website

Summary

In this tutorial we learn how to install ctdb on Rocky Linux 8 using yum and dnf.