LPI 304-200 Exam Topics

LPI 304-200 Exam Overview :

Exam Name:	LPIC-3 Exam 304: Virtualization & High Availability
Exam Code:	304-200
Certifications:	LPIC 3 Certification
Actual Exam Duration:	90 minutes
Expected no. of Questions in Actual Exam:	60
See Expected Questions:	LPI 304-200 Expected Questions in Actual Exam

LPI 304-200 Exam Objectives :

Section	Weight	Objectives
Topic 330: Virtualization	36%	330.1 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 330.2 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 330.3 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 330.4 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 330.5 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 330.6 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 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
Topic 334: High Availability Cluster Management	18%	334.1 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 334.2 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 334.3 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 334.4 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.
Topic 335: High Availability Cluster Storage	6%	335.1 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 335.2 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
Official Information		https://www.lpi.org/our-certifications/exam-304-objectives

Updates in the LPI 304-200 Exam Topics:

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