HP Serviceguard Storage Management Suite for VERITAS specification

Extent Based Allocation

An extent is defined as one or more adjacent blocks of data within the file system. Extent based allocation offers the following advantages:

•Allows large I/Os for efficiency

•Supports dynamic resizing of disk space

22 Introduction

Image 22

HP Serviceguard Storage Management Suite for VERITAS manual Extent Based Allocation

Contents

Veritas 5.1 SP1 Installation Guide Page Contents Setting up the Veritas 5.1 SP1 Products Upgrading from Previous Versions of VxFS to VxFS 5.1 SP1 Files Added and Modified After VxFS Installation Post Upgrade TasksRemoving Veritas 5.1 SP1 Products Document Organization About this DocumentIntended Audience Typographic Conventions Technical Support Related InformationHP Business Support Center HP Welcomes Your Comments Introduction Volume Managers Supported on HP-UX 11iVeritas Volume Manager VxVM Overview VxVM Features Veritas Volume Manager VxVM Introduction # vxddladm set namingscheme=osn mode=legacy # vxddladm set namingscheme=osn mode=new VxVM 5.1 SP1 on HP-UX 11i Architecture of VxVM VxVM Daemons VxVM Objects Volume Layouts in VxVM VxVM Storage Layouts VxVM Interfaces File Systems Supported on HP-UX 11iSupported File Systems on HP-UX 11i v VxFS Features Veritas File System VxFS Veritas File System VxFS Introduction VxFS 5.1 SP1 on HP-UX 11i Architecture of VxFS Extent Based Allocation OS Version System RequirementsSoftware Dependency Patch Requirements Software Depot Content Required Packages for Veritas Enterprise AdministratorRequired Software VxFS-SDK-51 Bundle Components License BundlesBase-VxTools-51 Bundle Components B9117EB Bundle Components Disk Space Requirements for VxVM 5.1 SP1 Disk Space RequirementsDisk Space Requirements for VxFS 5.1 SP1 Disk Space Requirements for CVM Mounting the HP Serviceguard Storage Management Suite Media Installing the Veritas 5.1 SP1 ProductsInstalling Veritas 5.1 SP1 Products # swinstall -x autoreboot=true -s depot-path Base-VxFS-51 Installing VxFS 5.1 SP1Installing Base-VxFS-51 # swinstall -x autoreboot=true -s depot-path Installing HP OnlineJFS B3929HB Installing VxVM 5.1 SP1Installing Base-VxVM-51 # swintall -x autoreboot=true -s depot-path Installing Full VxVM B9116EB# swinstall -x autoreboot=true -s depot-path Base-VxVM-51 # swinstall -x autoreboot=true -s depot-path B9116EB Preparing the Ignite-UX Server Installing CVM B9117EB on HP-UX 11iSwinstall -x autoreboot=true -s -depotsource B9117EB # swverify B9116EB Cold-Installing the Client Create the configuration file for the VxVM 5.1 SP1 depot Confirming the Client # swreg -l depot @ /var/depots/myhpuxdepot Page Converting to a VxVM Root Disk Setting up the Veritas 5.1 SP1 ProductsConfiguring Your System after the Installation # vxvol -g diskgroup startall Starting and Enabling the Configuration Daemon Enabling the Intelligent Storage Provisioning Feature Starting the Volume I/O DaemonEnabling Cluster Support in VxVM Configuring New Shared Disks Verifying Existing Shared Disks # vxdg -s list Converting Existing VxVM Disk Groups to Shared Disk GroupsUpgrading in a Clustered Environment with FastResync # vxdg list Setting Up VxVM 5.1 SP1 Initializing VxVM Using the vxinstall Utility Moving Disks Under VxVM Control # insf -C disk # vxdiskadm Setting Up a Veritas Enterprise Administrator Server# vxdisk scandisks # /opt/VRTSob/bin/vxsvcctrl status Creating a VxFS File System Setting up and Managing VxFS 5.1 SP1Setting Up a Veritas Enterprise Administrator Client Identifying the Type of File System Mounting a VxFS File System Setting Environment VariablesCluster Environment Requirements Displaying Information on Mounted File System # vxdg bootdg Upgrading from Previous Versions of VxFS to VxFS 5.1 SP1 # vxupgrade -n 3 dirname# vxupgrade -n 4 dirname # bdf # opt/VRTS/bin/vxfsconvert volname # vxupgrade -n 5 mountpoint# vxupgrade -n 5 mountpoint # vxupgrade -n 6 mountpoint # fsck -F vxfs -y -o full volname # vxupgrade -n 6 mountpoint # vxupgrade -n 7 mountpoint # /opt/VRTS/bin/vxfsconvert volname # bdf # vxupgrade -n 7 mountpoint # vxupgrade -n 6 mountpoint # vxupgrade -n 7 mountpoint # vxupgrade -n 7 mountpoint # vxupgrade -n 8 mountpoint Determining VxVM Disk Group Version Upgrading from Previous Versions of VxVM to VxVM 5.1 SP1VxVM Disk Group Version # vxdg list diskgroup Native Multipathing with Veritas Volume Manager# vxdg upgrade diskgroup # vxvol -g diskgroup stopall VxVM vxddladm Info V-5-1-0 Please reboot the system # vxddladm rmforeign blockdir=/dev/disk chardir=/dev/rdisk Following messages are displayed # swinstall -x autoreboot=true -s depotpath Base-VxVM-51 # swinstall -x autoreboot=true -s depotpath Base-VxVM-51 # swinstall -x autoreboot=true Base-VxVM-51 # swinstall -x autoreboot=true Base-VxVM-51 Dmplunretrytimeout Robustness Recommendations Robustness Recommendations Upgrading Disk Layout Versions Post Upgrade TasksOptional Configuration Steps Upgrading VxFS Disk Layout Versions Upgrading the VxVM Cluster Protocol Version Using the vxfsconvert CommandUsing the vxupgrade Command Requirements for Upgrading to Disk Layout Version Updating Variables Setting the Default Disk GroupUpgrading VxVM Disk Group Versions Upgrading the Array Support Library Converting from QuickLog to Multi-Volume Support Removing Veritas 5.1 SP1 Products Moving VxVM Volumes to LVM VolumesRemoving VxVM Removing Plexes Removing VxFS Removing CVM Removing the Veritas Enterprise Administrator VEA Client# swremove -x autoreboot=true B9117EB # /opt/VRTS/bin/vxsvcctrl stop Files Added and Modified After VxFS Installation Files Added After VxFS Installation Files Modified After VxFS Installation Etc/MANPATH 5900-1514