Iso | Citrix Systems 6 manual

Storage Overview	34
Storage Repositories (SRs)	34
Virtual Disk Images (VDIs)	34
Physical Block Devices (PBDs)	34
Virtual Block Devices (VBDs)	35
Summary of Storage objects	35
Virtual Disk Data Formats	35
VHD-based VDIs	35
VHD Chain Coalescing	36
Space Utilization	36
LUN-based VDIs	36
Storage Repository Types	37
Local LVM	37
Creating a Local LVM SR (lvm)	38
Local EXT3 VHD	38
Creating a Local EXT3 SR (ext)	38
udev	38
ISO	38
Software iSCSI Support	39
XenServer Host iSCSI configuration	39
Citrix StorageLink SRs	39
Upgrading XenServer with StorageLink SRs	40
Creating a Shared StorageLink SR	40
Managing Hardware Host Bus Adapters (HBAs)	44
Sample QLogic iSCSI HBA setup	44
Removing HBA-based SAS, FC or iSCSI Device Entries	45
LVM over iSCSI	45
Creating a Shared LVM Over iSCSI SR Using the Software iSCSI Initiator
(lvmoiscsi)	45
Creating a Shared LVM over Fibre Channel / iSCSI HBA or SAS SR (lvmohba)	46
NFS VHD	48
Creating a Shared NFS SR (NFS)	49

v

Image 5

Citrix Systems 6 manual Iso

Contents

Citrix XenServer 6.0 Administrators Guide Trademarks Contents Storage ISO Configuring VM Memory Xen Memory Usage Disaster Recovery and Backup Monitoring and Managing XenServer 106 110 Page Host-bugreport-upload 129 Xiii Xiv Page Vm-compute-maximum-memory Workload Balancing Service Commands 186 Xviii Using XenServer reduces costs by Benefits of Using XenServerUsing XenServer increases flexibility by Introducing XenServer XenServer Editions New Features in XenServerAdministering XenServer Distributed Virtual Switch Improvements Rolling Pool Upgrade WizardSimplified Installer Microsoft Scvmm and Scom Support XenServer Documentation VM Protection and RecoveryNFS Support for High Availability XenCenter Improvements XenServer CLI Term Authenticating Users With Active Directory ADXenCenter Term Upgrading XenServer Configuring Active Directory Authentication Port Protocol Use Active Directory integration Disabling external authentication User AuthenticationEnabling external authentication on a pool Allowing a user access to XenServer using the CLI Removing Access for a UserRemoving access for a user using the CLI Listing subjects with access Terminating all authenticated sessions using xe Role Based Access ControlTerminating individual user sessions using xe Leaving an AD Domain Rbac process Roles Permissions available for each role Definitions of Rbac Roles and PermissionsUsers role can be changed in two ways WLB Permission Allows Assignee To Rationale/Comments Definitions of permissions Permission Allows Assignee To Rationale/Comments Report Generated or its recipient To List All the Available Defined Roles in XenServer Using Rbac with the CLI To Display a List of Current Subjects To Add a Subject to Rbac Run the command xe subject-add subject-name=AD user/groupTo Assign an Rbac Role to a Created subject To Change a Subjects Rbac Role Auditing Audit Log xe CLI CommandsHow Does XenServer Compute the Roles for the Session? To Obtain All Audit Records From the PoolPage Requirements for Creating Resource Pools Hosts and Resource Pools Overview Naming a resource pool Creating a Resource PoolCreating Heterogeneous Resource Pools Adding Shared Storage Adding NFS shared storage to a resource pool using the CLI Removing a XenServer Host from a Resource Pool Preparing a Pool of XenServer Hosts for MaintenanceTo remove a host from a resource pool using the CLI Overcommitting High AvailabilityHA Overview Host Fencing Configuration RequirementsOvercommitment Warning HA Always Run Explanation Restart PrioritiesHA Restart Priority Restart Explanation Enabling HA on a XenServer Pool Enabling HA Using the CLIRemoving HA Protection from a VM using the CLI Recovering an Unreachable Host Host Power OnShutting Down a host When HA is Enabled Shutting Down a VM When it is Protected by HA To Turn on Hosts Remotely Using the CLI Using the CLI to Manage Host Power OnTo Enable Host Power On Using the CLI Sample Script Key/Value Pairs Result is only displayed when the script is unsuccessful Storage Repositories SRs Storage OverviewVirtual Disk Images VDIs Physical Block Devices PBDs Summary of Storage objects Virtual Block Devices VBDsVirtual Disk Data Formats VHD-based VDIs VHD Chain Coalescing LUN-based VDIs Storage type Maximum VDI size Storage Repository TypesLocal LVM Udev Local EXT3 VHDCreating a Local LVM SR lvm Creating a Local EXT3 SR ext Citrix StorageLink SRs XenServer Host iSCSI configurationSoftware iSCSI Support Creating a Shared StorageLink SR Upgrading XenServer with StorageLink SRs Parameter name Description Optional? To Create a CSL SR Using XenCenter To Create a CSL SR Using the CLI Page Managing Hardware Host Bus Adapters HBAs Sample QLogic iSCSI HBA setup Parameter Name Description LVM over iSCSIRemoving HBA-based SAS, FC or iSCSI Device Entries Parameter Name Description Hitachi NFS VHD LVM over Hardware HBA Storage ConfigurationCreating Storage Repositories Creating a Shared NFS SR NFS VDI Types Upgrading LVM Storage from XenServer 5.0 or EarlierLVM Performance Considerations Probing an SR Creating a Raw Virtual Disk Using the xe CLIConverting Between VDI Formats Following parameters can be probed for each SR type Page Storage Multipathing To enable storage multipathing using the xe CLI MPP Rdac Driver Support for LSI Arrays Managing Storage RepositoriesDestroying or Forgetting a SR Introducing an SR Converting Local Fibre Channel SRs to Shared SRs Resizing an SR Moving Virtual Disk Images VDIs Between SRs Adjusting the Disk IO SchedulerCopying All of a VMs VDIs to a Different SR Copying Individual VDIs to a Different SR Reclaiming Space Using the Off Line Coalesce Tool Automatically Reclaiming Space When Deleting Snapshots Possible values of qosalgorithmparamsched are Virtual Disk QoS SettingsPage Concept of Dynamic Range What is Dynamic Memory Control DMC? How Does DMC Work? Concept of Static RangeDMC Behaviour Operating System Supported Memory Limits Memory ConstraintsSupported Operating Systems Display the Static Memory Properties of a VM Xe CLI Commands Updating Memory Properties Display the Dynamic Memory Properties of a VM Workload Balancing Interaction Upgrade IssuesUpdate Individual Memory Properties Name Default Description Setting Control Domain Memory Name Default Description Networking Support VSwitch Networks Network Objects XenServer Networking Overview NIC Bonds NetworksVLANs Page Switch Configuration Active-Active Bonding Active-Passive Bonding Cross-Server Private networks Managing Networking ConfigurationInitial Networking Configuration Creating Networks in a Standalone Server To connect a network to an external Vlan using the CLI To add a new network using the CLICreating Networks in Resource Pools Creating VLANs Controlling the MAC Address of the Bond Creating a NIC bondBonding two NICs Adding NIC bonds to new resource pools Creating NIC bonds in resource poolsReverting NIC bonds Adding NIC bonds to an existing pool Configuring a dedicated storage NICTo assign NIC functions using the xe CLI Assigning a SR-IOV NIC VF to a VM Using SR-IOV Enabled NICsControlling the rate of outgoing data QoS Networking Stack Configuration Methods Available Changing networking configuration options Changing IP address configuration in resource pools Changing IP address configuration for a standalone hostHostname DNS servers Disabling management access Networking TroubleshootingPrimary management interface Adding a new physical NIC Diagnosing network corruption Recovering from a bad network configuration Understanding XenServer DR Disaster Recovery and Backup DR Infrastructure Requirements Steps to Take After a Recovery Enabling Disaster Recovery in XenCenterDeployment Considerations Steps to Take Before a Disaster Recovering VMs and vApps in the Event of Disaster Failover Test Failover Recovery Wizard VApps Backing Up and Restoring XenServer Hosts and VMs Using the Manage vApps dialog box in XenCenterCreating vApps Value Description To backup host configuration and software To backup pool metadataTo backup a VM To backup VM metadata only Backing up XenServer hosts Backing up single host installationsBacking up pooled installations Backing up VMs To restore a running XenServer hostTo back up a XenServer host Restarting a crashed XenServer host Regular Snapshots VM SnapshotsQuiesced Snapshots Snapshots with memory To list the snapshots on a particular VM Creating a snapshot with memoryTo list all of the snapshots on a XenServer pool Deleting a snapshot Restoring a VM to its previous state Exporting a snapshot to a template Snapshot TemplatesCreating a template from a snapshot Advanced Notes for Quiesced Snapshots Naming convention for VM archive folders VM Protection and RecoveryCoping with machine failures Master failures Opt/xensource/sm/resetvdis.py hostUUID Sruuid masterMember failures Physical Machine failure Coping with Failure due to Configuration ErrorsPool failures To restore a VM when VM storage is not available To restore a pool with all hosts failed Alert Description Alerts Valid VM Elements Customizing Alerts Valid Host Elements Configuring Email Alerts Custom Searches Custom Fields and TagsDetermining throughput of physical bus adapters To determine PBD throughput To write logs to a remote server XenServer host logsSending host log messages to a central server Userprofile%\AppData\Citrix\XenCenter\logs\XenCenter.log XenCenter logs Basic xe Syntax Xe command-name argument=value argument=value Class-list Command TypesSpecial Characters and Syntax Parameter Types Class-param-list uuid=uuid Low-level Parameter CommandsLow-level List Commands Appliance Commands Xe Command ReferenceAppliance-assert-can-be-recovered Appliance Parameters Audit Commands CD Commands Bonding Commands Cd-listparams=param1,param2,... parameter=parametervalue Cd-list Disaster Recovery DR Commands Console CommandsConsole Parameters Drtask-create Vm-recover Vm-assert-can-be-recoveredSr-enable-database-replication Sr-disable-database-replication Class name Description Event CommandsEvent Classes Event-wait GPU Commands GPU Group Parameters Vgpu-create Host CommandsVgpu-destroy Host Selectors Host Parameters Syslogdestination Yyyymmdd-hhmmss-ABC, where ABC is Host-disable Host-backupHost-bugreport-upload Host-crashdump-destroy Host-enable Host-emergency-management-reconfigureHost-evacuate Host-forget Attribute Description Host-get-system-status-capabilities Host-is-in-emergency-mode Host-management-disableHost-apply-edition Host-license-add Host-power-on Host-management-reconfigureHost-get-cpu-features Host-set-cpu-features Host-syslog-reconfigure Host-restoreHost-set-hostname-live Host-shutdown Host-data-source-record Host-data-source-listHost-data-source-forget Host-data-source-query Message Commands Log CommandsLog-set-output Message Parameters Message-destroy Network CommandsMessage-list Network Parameters Network-create Patch Update CommandsNetwork-destroy Patch Parameters PBD Commands Pbd-create PIF CommandsPbd-destroy Pbd-plug MAC PIF Parameters Full or half Pif-forget Pif-reconfigure-ipPif-introduce Pif-plug Pif-scan Pool CommandsPif-unplug Pool Parameters Pool-dump-database Pool-designate-new-master Pool-ha-enable Pool-emergency-reset-masterPool-ha-disable Pool-recover-slaves SR Commands Storage Manager CommandsSM Parameters SR Parameters User Sr-create Sr-forget Sr-destroySr-introduce Sr-probe Task Parameters Task Commands Task-cancel Template CommandsTask-cancel uuid=taskuuid Template Parameters For memory-dynamic-max Uuid=templateuuid \ Order Order or an YyyymmddThhmmss Not As not in database for Template-export Update Commands VBD Commands User CommandsUpdate-upload User-password-change Vbd-createvm-uuid=uuidofthevmdevice=devicevalue Vbd-create VDI Commands VDI VDI Parameters Vdi-copy Vdi-cloneVdi-create Local/domain/0/backend Vdi-forget Vdi-destroyVdi-import Vdi-introduce Vdi-snapshot VIF CommandsVdi-unlock VIF Parameters Disable 165 Vif-create Vlan CommandsVif-destroy Vif-plug VM Commands Parameter Name Description Type Uuid=vmuuid \ Order Value pair autopoweron true Vcpu-hotplug command Domain/domid/vm Vm-cd-eject Vm-cd-addVm-cd-insert Vm-cd-list Vm-compute-maximum-memory Vm-cloneVm-copy Vm-crashdump-list Vm-data-source-record Vm-data-source-listVm-data-source-forget Vm-data-source-query Vm-disk-add Vm-destroyVm-disk-list Vm-disk-remove Vm-import Vm-install Vm-reset-powerstate Vm-rebootVm-memory-shadow-multiplier-set Vm-migrate Vm-shutdown Vm-resumeVm-start Vm-suspend Workload Balancing XE Commands Pool-certificate-install Pool-retrieve-wlb-diagnosticsHost-retrieve-wlb-evacuate-recommendations Vm-retrieve-wlb-recommendations Pool-retrieve-wlb-configuration Pool-deconfigure-wlbPool-retrieve-wlb-recommendations Pool-retrieve-wlb-report Pool-send-wlb-configuration 185 Service Commands Editing the Workload Balancing configuration file Modifying the Workload Balancing configuration optionsTo run the wlbconfig command To edit the wlb.conf file Logging Trace Flag Benefit or Purpose Option Increasing the Detail in the Workload Balancing Log Logging Trace Flag Benefit or Purpose Option