Difference between revisions of "LPIC-304 Objectives V2"

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(→‎333.2 Global File System and OCFS2 (weight: 2))
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| style="background:#dadada; padding-right:1em" | '''Description'''
 
| style="background:#dadada; padding-right:1em" | '''Description'''
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| style="background:#eaeaea" | Candidates should know how to install, maintain and troubleshoot installations using GFS and OCFS2.
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| style="background:#eaeaea" | Candidates should know how to install, maintain and troubleshoot installations using GFS2 and OCFS2. This includes integration with Pacemaker.
 
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'''Key Knowledge Areas:'''
 
'''Key Knowledge Areas:'''
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* GFS2
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* Understand the principles of cluster file systems.
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* Create and maintain a GFS2 file system.
 
* OCFS2
 
* OCFS2
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* Integration of GFS2 and OCFS2 with Pacemaker.
 
'''The following is a partial list of the used files, terms and utilities:'''
 
'''The following is a partial list of the used files, terms and utilities:'''
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* Distributed Lock Manager
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* Distributed Lock Manager (DLM)
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* mkfs.gfs2
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* mount.gfs2
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* fsck.gfs2
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* gfs2_grow
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* gfs2_edit
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* gfs2_jadd
 
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Revision as of 17:37, 13 July 2014

Introduction

The description of the entire LPIC-3 programme is listed here.

Version Information

These objectives are version 2.0.0 DRAFT.

The version 1.x objectives can be found here.


Translations of Objectives

The following translations of the objectives are available on this wiki:


Objectives

Topic 330: Virtualization

330.1 Virtualization Concepts and Theory (weight: 10)

Weight 10
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
  • HVM (Hardware Virtual Machine)
  • PV (Paravirtualization)
  • Container Virtualization
  • Emulation and Simulation
  • CPU flags
  • /proc/cpuinfo
  • Migration (P2V, V2V)
  • IaaS, PaaS, SaaS


330.2 Xen (weight: 9)

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

The following is a partial list of the used files, 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)

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

The following is a partial list of the used files, 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)

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

The following is a partial list of the used files, terms and utilities:

  • OpenVZ
  • VirtualBox
  • LXC
  • docker
  • packer
  • vagrant


330.5 Libvirt and Related Tools (weight: 5)

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

The following is a partial list of the used files, terms and utilities:

  • libvirtd
  • /etc/libvirt/
  • virsh
  • oVirt


330.6 Cloud Management Tools (weight: 2)

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

The following is a partial list of the used files, terms and utilities:

  • OpenStack
  • CloudStack
  • Eucalyptus
  • OpenNebula



Topic 331: Load Balancing

331.1 Linux Virtual Server (weight: 3)

Weight 3
Description Candidates should know how to install, configure, maintain and troubleshoot LVS. This includes the configuration and use of keepalived and ldirectord.

Key Knowledge Areas:

  • LVS / IPVS
  • VRRP
  • keepalived configuration
  • ldirectord configuration

The following is a partial list of the used files, terms and utilities:

  • ipvsadm
  • syncd
  • LVS Forwarding (NAT, Direct Routing, Tunneling, Local Node)
  • Connection Scheduling Algorithms
  • genhash


331.2 HAProxy (weight: 3)

Weight 3
Description Exam candidates should be able to install, configure, maintain and troubleshoot HAProxy.

Key Knowledge Areas:

  • HAProxy

The following is a partial list of the used files, terms and utilities:

  • ACLs
  • load balancing algorithms



Topic 332: Cluster Management

332.1 Pacemaker (weight: 3)

Weight 3
Description Candidates should have experience in the installation, configuration, maintenance and troubleshooting of the Pacemaker cluster management set of technologies. This includes the use of heartbeat version 2.

Key Knowledge Areas:

  • Essential cluster configuration
  • resource agents

The following is a partial list of the used files, terms and utilities:

  • crmd
  • PEngine
  • CIB ptest
  • cibadmin
  • crmadmin
  • crm_* resource agents (heartbeat v2, LSB, OCF)
  • authkeys
  • /usr/lib/heartbeat/ResourceManager
  • /etc/ha.d/


332.2 Advanced Pacemaker (weight: 2)

Weight 2
Description Candidates should have experience in advanced features of the Pacemaker cluster management set of technologies. This includes the use of OpenAIS and corosync.

Key Knowledge Areas:

  • fencing
  • quorum
  • data integrity
  • integration with file systems

The following is a partial list of the used files, terms and utilities:

  • STONITHd
  • OCFS2
  • ldirectord
  • softdog
  • OpenAIS and corosync


332.3 Red Hat Cluster Suite (weight: 3)

Weight 3
Description Candidates should have experience in the installation, configuration, maintenance and troubleshooting of the Red Hat Cluster Suite cluster management set of technologies.

Key Knowledge Areas:

  • Essential cluster configuration
  • resource agents

The following is a partial list of the used files, terms and utilities:

  • ccs
  • OpenAIS
  • rgmanager
  • /etc/ais/
  • /etc/corosync/


332.4 Advanced Red Hat Cluster Suite (weight: 2)

Weight 2
Description Candidates should have experience in advanced features of the Red Hat Cluster Suite cluster management set of technologies. This includes the use and integration with LVS and GFS.

Key Knowledge Areas:

  • fencing
  • quorum
  • data integrity
  • integration with file systems
  • integration with LVS

The following is a partial list of the used files, terms and utilities:

  • qdiskd
  • /etc/lvs.cf
  • Piranha
  • GFS
  • Conga



Topic 333: Cluster Storage

333.1 DRBD (weight: 3)

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. Configuration of version 8.4.x is covered.

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 and Pacemaker.

The following is a partial list of the used files, terms and utilities:

  • Protocol A, B and C
  • Primary, Secondary
  • Three-way replication
  • drbd kernel module
  • drbdadm
  • drbdsetup
  • drbdmeta
  • /etc/drbd.conf
  • /proc/drbd


333.2 Global File System and OCFS2 (weight: 2)

Weight 2
Description Candidates should know how to install, maintain and troubleshoot installations using GFS2 and OCFS2. This includes integration with Pacemaker.

Key Knowledge Areas:

  • Understand the principles of cluster file systems.
  • Create and maintain a GFS2 file system.
  • OCFS2
  • Integration of GFS2 and OCFS2 with Pacemaker.

The following is a partial list of the used files, terms and utilities:

  • Distributed Lock Manager (DLM)
  • mkfs.gfs2
  • mount.gfs2
  • fsck.gfs2
  • gfs2_grow
  • gfs2_edit
  • gfs2_jadd


333.3 Other Clustered File Systems (weight: 1)

Weight 1
Description Candidates should have an awareness of other clustered filesystems available in a Linux environment.

Key Knowledge Areas:

  • Awareness of other commonly used clustered filesystems

The following is a partial list of the used files, terms and utilities:

  • Coda
  • AFS
  • GlusterFS
  • Ceph FS


Reference Material

Virtualization Theory and Concepts:


Load Balancing:


Cluster Management:


Cluster Storage:

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