HP-UX VERITAS Volume Manager (HB505S)

Course overview

This hands-on course covers the configuration and administration of Veritas Volume Manager (VxVM) for HP-UX. Covering basic procedures to advanced configuration and recovery topics, the course is 50 percent lecture and 50 percent hands-on.

Audience
  • HP-UX system administrators, systems engineers, and technical support representatives responsible for systems that use the Veritas Volume Manager. 
Prerequisites
  • HP-UX System and Network Administration I & II (H3064S & H3065S) or
  • Equivalent HP-UX administration experience
Course objective

At the conclusion of this course you should be able to:

  • Install the VxVM software
  • Manage DMP and nMP multipathed LUNs
  • Configure, extend, reduce, deport, import, and destroy disk groups
  • Configure, extend, reduce, move, and destroy volumes
  • Manage mirrored volumes
  • Manage striped and RAID5 volumes
  • Manage layered volumes
  • Manage VxVM boot disks
  • Convert LVM volume groups to VxVM disk groups
  • Replace and recover failed disks, volumes, and plexes
Benefits to you

Gain the skills you need to install, configure and effectively maintain Veritas Volume Manager on your HP-UX system.

Next steps

HP Serviceguard I (H6487S), HP-UX Performance and Tuning (H4262S), HP-UX Troubleshooting (H4264S), HP-UX Security (H3541S)

Detailed course outline

VxVM Overview

  • Volume management overview
  • VxVM feature overview
  • VxVM and LVM comparison
  • VxVM and LVM coexistence
  • VxVM resources

VxVM Concepts

  • Disk group concepts
  • Volume concepts
  • Plex concepts
  • Disk media concepts
  • Subdisk concepts
  • Simple volume layouts
  • Concatenated volume layouts
  • Striped volume layouts
  • RAID5 volume layouts
  • Mirrored volume layouts
  • Object database concepts
  • Storing objects on physical disks
  • Importing objects and disk groups
  • Accessing volumes via the object database
  • Managing objects via vxconfigd
  • VxVM/LVM conceptual comparison
  • VxVM/LVM command comparison

Installing and Enabling VxVM

  • VxVM hardware and software requirements
  • VxVM versions
  • VxVM software bundles
  • Installing, listing, and verifying VxVM
  • Installing and enabling VxVM via Ignite-UX
  • Enabling VxVM via vxinstall
  • Modifying the PATH variable for VxVM
  • Verifying VxVM daemons
  • Managing the vxsvc daemon
  • Launching the vea GUI client
  • Securing the vea GUI client

Creating, Extending, Reducing, and Removing Disk Groups

  • Viewing the disk configuration
  • Viewing the disk group configuration
  • Initializing a disk group
  • Adding a disk to a disk group
  • Removing a disk from a disk group
  • Destroying a disk group
  • Destroying a disk
  • Upgrading a disk group

Creating, Extending, Reducing, and Removing Volumes

  • Creating a volume
  • Selecting disks
  • Selecting a layout
  • Creating a file system volume
  • Creating a swap volume
  • Creating a dump volume
  • Viewing volumes
  • Resizing volumes
  • Resizing file system volumes
  • Resizing swap and dump volumes
  • Removing a volume

Managing Mirrored Volumes

  • Mirroring advantages
  • DRL log plex advantages
  • Creating, adding, and removing mirrors
  • Creating, adding, and removing DRLs
  • Configuring the volume read policy
  • Specifying a mirrored volume's plex locations
  • Monitoring and managing mirroring tasks
  • Configuring mirroring defaults

Managing Striped and RAID5 Volumes

  • Striping advantages
  • RAID5 advantages
  • RAID5 log plex advantages
  • Creating striped volumes
  • Creating RAID5 volumes
  • Adding and removing RAID5 log plexes
  • Changing stripe and RAID5 attributes
  • Changing stripe and RAID5 layouts
  • Monitor and manage relayout tasks

Managing Layered Volumes (Self Study)

  • mirror-concat volume concepts
  • mirror-stripe volume concepts
  • concat-mirror volume concepts
  • stripe-mirror volume concepts
  • Recovering non-layered volumes after a disk crash
  • Recovering layered volumes after a disk crash
  • Creating layered and non-layered volumes
  • Converting between layered and non-layered volumes

Moving and Renaming Disks, Disk Groups, and Other Objects

  • Renaming disks, subdisks, volumes, and plexes
  • Moving subdisks within a disk group
  • Moving plexes within a disk group
  • Moving disks between disk groups
  • Moving disk groups between hosts
  • Renaming disk groups
  • Importing disk groups in a Serviceguard cluster

Replacing and Recovering Failed Disks and Volumes

  • Best practices to avoid data loss
  • Hot relocation concepts
  • Configuring spare and nohotuse disks
  • Unrelocating relocated subdisks after disk replacement
  • Assigning a new spare disk after disk replacement
  • Recognizing failed disks via syslog and EMS
  • Recognizing failed disks via vxdisk
  • Recognizing failed disks via vxprint
  • Verifying disks via diskinfo and dd
  • Reattaching a disk after transient disk failure
  • Replacing a failed disk, when at least one disk in the disk group survives
  • Replacing a failed disk, when no disks in a disk group survive
  • Recovering mirrored volumes with surviving plexes
  • Recovering mirrored volumes without surviving plexes

Converting LVM Disks Into VxVM Disks

  • LVM to VxVM migration paths
  • LVM to VxVM migration limitations
  • Converting unused physical volumes into VxVM disks
  • Converting LVM volume groups into VxVM disk groups
  • Unconverting converted disk groups

Managing VxVM Boot Disks

  • PA-RISC VxVM boot disk structure
  • Integrity VxVM boot disk structure
  • Cold installing a VxVM boot disk
  • Copying an LVM boot disk to a VxVM boot disk
  • Destroying an LVM boot disk
  • Mirroring a VxVM boot disk
  • Verifying a VxVM boot disk
  • Backing up a VxVM boot disk
  • Replacing a failed VxVM boot disk mirror
  • Removing a VxVM boot disk mirror
  • Restoring an LVM boot disk

VxVM Considerations for Disk Arrays

  • Arrays and LUNs
  • Array concepts
  • LUN concepts
  • RAID concepts
  • RAID 0, RAID 1, and RAID 1+0 concepts
  • RAID 3, RAID 5, and RAID 5DP concepts
  • RAID levels and VxVM
  • Configuring a LUN as a VxVM disk
  • Extending a LUN

SANs and Enclosures

  • SAN concepts
  • Enclosure concepts
  • Enclosure-based name concepts
  • Enabling enclosure-based names
  • Viewing enclosure-based names
  • HP Education services are governed by the HP Education Services Terms and Conditions 4
  • Customizing enclosure-based names
  • Using enclosure-based names

VxVM DMP

  • Active/passive DMP concepts
  • Active/Active DMP concepts
  • DDL and DMP node concepts
  • ASL concepts
  • Installing and viewing ASLs
  • Activating and deactivating
  • ASLs Initiating DMP path discovery
  • Viewing DMP paths
  • Disabling DMP paths
  • Choosing paths on A/A arrays
  • Monitoring DMP activity

HP-UX nMP

  • HP-UX 11i v3 mass storage stack concepts
  • HP-UX 11i v3 DSF concepts
  • Enabling VxVM disk device names
  • Reverting back to cxtxdx VxVM device names
  • HP-UX 11i v3 nMP concepts
  • Enabling HP-UX nMP
  • Reverting back to VxVM DMP

HP-UX disk and SAN addressing (self study appendix)

  • Legacy vs. Agile View hardware addresses
  • Legacy parallel SCSI hardware addresses
  • Legacy FC hardware addresses
  • Legacy DSF names
  • Viewing legacy hardware addresses and DSFs
  • Agile View SCSI hardware addresses
  • Agile View FC lunpath hardware addresses
  • Agile View FC LUN hardware addresses
  • Agile View persistent DSFs
  • Viewing Agile View hardware addresses and DSFs
  • Viewing an HBA's lunpaths via Agile View
  • Viewing a LUN’s lunpaths via Agile View
  • Viewing a LUN’s WWID and LUN ID via Agile View
  • Viewing a LUN’s WWID and lunpaths via Agile View
  • Selecting a path load balancing policy
  • Monitoring HBA, LUN, and lunpath usage
  • Monitoring HB, LUN, and lunpath health
  • Enabling and disabling LUNs and lunpaths

LVM / VxVM command comparison (self study appendix)

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