Exam Code: 304-200
Exam Name: LPIC-3 Exam 304: Virtualization & High Availability, version 2.0 (304-200日本語版)
Certification Provider: Lpi
Corresponding Certification: LPIC Level3
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LPI 304-200 Exam Syllabus Topics:

TopicDetails

Virtualization

Virtualization Concepts and Theory

Weight: 8

Description: Candidates should know and understand the general concepts, theory and terminology of Virtualization. This includes Xen, KVM and libvirt terminology.

Key Knowledge Areas:
-Terminology
-Pros and Cons of Virtualization
-Variations of Virtual Machine Monitors
-Migration of Physical to Virtual Machines
-Migration of Virtual Machines between Host systems
-Cloud Computing

The following is a partial list of the used files, terms and utilities:
-Hypervisor
-Hardware Virtual Machine (HVM)
-Paravirtualization (PV)
-Container Virtualization
-Emulation and Simulation
-CPU flags
-/proc/cpuinfo
-Migration (P2V, V2V)
-IaaS, PaaS, SaaS

Xen

Weight: 9

Description: Candidates should be able to install, configure, maintain, migrate and troubleshoot Xen installations. The focus is on Xen version 4.x.

Key Knowledge Areas:
-Xen architecture, networking and storage
-Xen configuration
-Xen utilities
-Troubleshooting Xen installations
-Basic knowledge of XAPI
-Awareness of XenStore
-Awareness of Xen Boot Parameters
-Awareness of the xm utility

Terms and Utilities:
-Domain0 (Dom0), DomainU (DomU)
-PV-DomU, HVM-DomU
-/etc/xen/
-xl
-xl.cfg
-xl.conf
-xe
-xentop

KVM

Weight: 9

Description: Candidates should be able to install, configure, maintain, migrate and troubleshoot KVM installations.

Key Knowledge Areas:
-KVM architecture, networking and storage
-KVM configuration
-KVM utilities
-Troubleshooting KVM installations

Terms and Utilities:
-Kernel modules: kvm, kvm-intel and kvm-amd
-/etc/kvm/
-/dev/kvm
-kvm
-KVM monitor
-qemu
-qemu-img

Other Virtualization Solutions

Weight: 3

Description: Candidates should have some basic knowledge and experience with alternatives to Xen and KVM.

Key Knowledge Areas:
-Basic knowledge of OpenVZ and LXC
-Awareness of other virtualization technologies
-Basic knowledge of virtualization provisioning tools

Terms and Utilities:
-OpenVZ
-VirtualBox
-LXC
-docker
-packer
-vagrant

Libvirt and Related Tools

Weight: 5

Description: Candidates should have basic knowledge and experience with the libvirt library and commonly available tools.

Key Knowledge Areas:
-libvirt architecture, networking and storage
-Basic technical knowledge of libvirt and virsh
-Awareness of oVirt

Terms and Utilities:
-libvirtd
-/etc/libvirt/
-virsh
-oVirt

Cloud Management Tools

Weight: 2

Description: Candidates should have basic feature knowledge of commonly available cloud management tools.

Key Knowledge Areas:
-Basic feature knowledge of OpenStack and CloudStack
-Awareness of Eucalyptus and OpenNebula

Terms and Utilities:
-OpenStack
-CloudStack
-Eucalyptus
-OpenNebula

High Availability Cluster Management

High Availability Concepts and Theory

Weight: 5

Description: Candidates should understand the properties and design approaches of high availability clusters.

Key Knowledge Areas:
-Understand the most important cluster architectures
-Understand recovery and cluster reorganization mechanisms
-Design an appropriate cluster architecture for a given purpose
-Application aspects of high availability
-Operational considerations of high availability

Terms and Utilities:
-Active/Passive Cluster, Active/Active Cluster
-Failover Cluster, Load Balanced Cluster
-Shared-Nothing Cluster, Shared-Disk Cluster
-Cluster resources
-Cluster services
-Quorum
-Fencing
-Split brain
-Redundancy
-Mean Time Before Failure (MTBF)
-Mean Time To Repair (MTTR)
-Service Level Agreement (SLA)
-Disaster Recovery
-Replication
-Session handling

Load Balanced Clusters

Weight: 6

Description: Candidates should know how to install, configure, maintain and troubleshoot LVS. This includes the configuration and use of keepalived and ldirectord. Candidates should further be able to install, configure, maintain and troubleshoot HAProxy.

Key Knowledge Areas:
-Understanding of LVS / IPVS
-Basic knowledge of VRRP
-Configuration of keepalived
-Configuration of ldirectord
-Backend server network configuration
-Understanding of HAProxy
-Configuration of HAProxy

Terms and Utilities:
-ipvsadm
- syncd
-LVS Forwarding (NAT, Direct Routing, Tunneling, Local Node)
-connection scheduling algorithms
-keepalived configuration file
-ldirectord configuration file
-genhash
-HAProxy configuration file
-load balancing algorithms
-ACLs

Failover Clusters

Weight: 6

Description: Candidates should have experience in the installation, configuration, maintenance and troubleshooting of a Pacemaker cluster. This includes the use of Corosync. The focus is on Pacemaker 1.1 for Corosync 2.x.

Key Knowledge Areas:
-Pacemaker architecture and components (CIB, CRMd, PEngine, LRMd, DC, STONITHd)
-Pacemaker cluster configuration
-Resource classes (OCF, LSB, Systemd, Upstart, Service, STONITH, Nagios)
-Resource rules and constraints (location, order, colocation)
-Advanced resource features (templates, groups, clone resources, multi-state resources)
-Pacemaker management using pcs
-Pacemaker management using crmsh
-Configuration and Management of corosync in conjunction with Pacemaker
-Awareness of other cluster engines (OpenAIS, Heartbeat, CMAN)

Terms and Utilities:
-pcs
-crm
-crm_mon
-crm_verify
-crm_simulate
-crm_shadow
-crm_resource
-crm_attribute
-crm_node
-crm_standby
-cibadmin
-corosync.conf
-authkey
-corosync-cfgtool
-corosync-cmapctl
-corosync-quorumtool
-stonith_admin

High Availability in Enterprise Linux Distributions

Weight: 1

Description: Candidates should be aware of how enterprise Linux distributions integrate High Availability technologies.

Key Knowledge Areas:
-Basic knowledge of Red Hat Enterprise Linux High Availability Add-On
-Basic knowledge of SUSE Linux Enterprise High Availability Extension

Terms and Utilities:
-Distribution specific configuration tools
-Integration of cluster engines, load balancers, storage technology, cluster filesystems, etc.

High Availability Cluster Storage

DRBD / cLVM

Weight: 3

Description: Candidates are expected to have the experience and knowledge to install, configure, maintain and troubleshoot DRBD devices. This includes integration with Pacemaker. DRBD configuration of version 8.4.x is covered. Candidates are further expected to be able to manage LVM configuration within a shared storage cluster.

Key Knowledge Areas:
-Understanding of DRBD resources, states and replication modes
-Configuration of DRBD resources, networking, disks and devices
-Configuration of DRBD automatic recovery and error handling
-Management of DRBD using drbdadm
-Basic knowledge of drbdsetup and drbdmeta
-Integration of DRBD with Pacemaker
-cLVM
-Integration of cLVM with Pacemaker

Terms and Utilities:
-Protocol A, B and C
-Primary, Secondary
-Three-way replication
-drbd kernel module
-drbdadm
-drbdsetup
-drbdmeta
-/etc/drbd.conf
-/proc/drbd
-LVM2
-clvmd
-vgchange, vgs

Clustered File Systems

Weight: 3

Description: Candidates should know how to install, maintain and troubleshoot installations using GFS2 and OCFS2. This includes integration with Pacemaker as well as awareness of other clustered filesystems available in a Linux environment.

Key Knowledge Areas:
-Understand the principles of cluster file systems
-Create, maintain and troubleshoot GFS2 file systems in a cluster
-Create, maintain and troubleshoot OCFS2 file systems in a cluster
-Integration of GFS2 and OCFS2 with Pacemaker
-Awareness of the O2CB cluster stack
-Awareness of other commonly used clustered file systems

Terms and Utilities:
-Distributed Lock Manager (DLM)
-mkfs.gfs2
-mount.gfs2
-fsck.gfs2
-gfs2_grow
-gfs2_edit
-gfs2_jadd
-mkfs.ocfs2
-mount.ocfs2
-fsck.ocfs2
-tunefs.ocfs2
-mounted.ocfs2
-o2info
-o2image
-CephFS
-GlusterFS
-AFS

LPI LPIC-3 Exam Certification Details:

Schedule ExamLPI Marketplace
Sample QuestionsLPI LPIC-3 Sample Questions
Duration90 mins
Exam NameLPIC-3 Virtualization and High Availability
Number of Questions60
Exam Price$200 (USD)
Passing Score500 / 800
Exam Code304-200

Reference: https://www.lpi.org/our-certifications/exam-304-objectives

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Prerequisites for Linux Professional Institute LPI 304-200: LPIC-3 Virtualization and High Availability Exam

  • In order to obtain the LPIC-3 qualification, the applicant must have an active LPIC-2 certificate.

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Books & Training Recommended for LPIC-3 304-200 Test

You will come across different books that will help you prepare for the official exam and improve your understanding. The more practice you do, the more well-prepared you will be when you sit for 304-200. Therefore, you should check these guides from Amazon & official training for your efficient preparation for the LPI 304-200 exam.

  • Teach Yourself Linux Virtualization and High Availability: Prepare for LPIC-3 304 Certification Exam by David Clinton

    As HA is essential for the majority of compute installations, it’s reasonable to get to know more about it by referring yourself to this guide. Apart from HA, you’ll also get acquainted with such terms as virtualization, the management of clusters, the Linux server, and the public deployments of compute. In all, availing yourself of such a book will make you 304-200 exam-ready soon as all its content aligns with the official curriculum of the LPIC-3 designation. To get this manual, attend the Amazon website and purchase it for just $1.55 in the Kindle edition.

  • LPI Training

    Overall, the vendor offers two types of training for their tests by referring yourself to the LPI Approved Training Partner (LPI-ATP) or the LPI Approved Academic Partner Program (LPI-AAP). To choose the training option that suits you best, visit the vendor’s site, pick the country from where you’ll be attending the course, and search for the alternatives available. Be assured that by opting for the official LPI’s partners or programs, you’ll definitely get equipped with the relevant skills to nail the official test in one try. So, don’t wait anymore and visit the vendor’s site to find the testing program or partner that will best meet your needs.

  • LPIC-3 304-200 Linux Virtualization and High Availability Exam Practice Questions & Dumps by Quantic Books

    You can use this guide for practicing for the final test and enhancing your information by answering the important questions given by the experts. These questions will help you get an idea of the complexity level of the real exam questions. The practice tests are well-written and have all the questions of the concepts covered in 304-200 as many candidates want to be familiar with the format of the evaluation before sitting in an actual test. Moreover, this book guides you about the general concepts and theories, and terminologies of Virtualization and HA. Unlike other online practice tests, this manual is a complete package of a paperback book that has the questions written in it so you can easily solve them, and it's easier to mark the multiple questions on the paper. To recap, such a book provides you the following benefits:

    • The latest version that has updated knowledge about Virtualization and High Availability;
    • Easy to understand;
    • A guide that explains the general concepts in a simple way;
    • Practice test;
    • Real-exam scenarios.

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