Provisioning Guide for VSP E Series

Version: 9.8.7
Audience: anonymous
Part Number: MK-97HM85026-19

Introduction to provisioning
About provisioning
Key terms
Basic provisioning
Overview of fixed-sized provisioning
Overview of custom-sized provisioning
Thin provisioning
About Dynamic Provisioning
Dynamic Provisioning concepts
Advantages of using Dynamic Provisioning
Virtual volumes (V-VOLs)
Thin Image pair and snapshot data storage in a Dynamic Provisioning pool
Dynamic Provisioning high-level workflow
Dynamic Tiering
Overview of tiers
About active flash
System requirements for provisioning
Shared memory requirements
Cache management device requirements
Number of cache management devices required for DP-VOLs
About adaptive data reduction
Capacity saving
Capacity saving effects for DP-VOLs and pools
Capacity saving function: data deduplication and compression
Deduplication
Compression
Compression accelerator feature
Data reduction shared volumes (DRS-VOLs)
How data is stored with the capacity saving function
Use cases for capacity saving
Capacity saving status
Allowed operation for each capacity saving status
Use cases for the compression accelerator feature
Total Efficiency Ratio and associated efficiency values
Environment preparation for capacity saving
Compatibility with the capacity saving function
Usage planning requirements for the capacity saving function
Storage planning considerations for the capacity saving function
Performance monitoring when capacity saving is in use
About DRD-VOLs and initializing duplicated data
About initializing the duplicated data in a pool
Copy threshold option
Application of the copy threshold option
Background copy processing
Workflow for applying the copy threshold option
Verifying the effect of applying the copy threshold option
Determining what the copy threshold option applies to
Setting the copy threshold option for all CLPRs on the storage system
Setting the copy threshold option for individual CLPRs
Using a different CLPR for the TC or GAD volume on the storage system with write response performance degraded
Using a different CLPR for the TC or GAD volume on the target storage system
Setting the copy threshold option for individual DRD-VOLs
Verifying whether to exclude a Universal Replicator volume
Using a different CLPR for the Universal Replicator volume
Using a different CLPR for the Universal Replicator volume on the storage system with write response performance degraded
Using a different CLPR for the Universal Replicator volume on the target storage system
Restrictions common to replication program products
Restrictions for Universal Replicator
Discontinuation of capacity saving usage
DRD-VOL removal workflow
About disabling capacity saving settings
Impact on performance due to disabling capacity saving settings
Correcting a performance issue that occurs while disabling capacity saving settings
Number of parity groups required to mitigate I/O performance degradation caused by disabling capacity saving settings
Configuring custom-sized provisioning
Spare drives and parity groups
Configuration of interleaved parity groups
Configuration of volumes in a parity group
Configuration of volumes in a parity group by using Virtual LUN
Specifications for custom-sized volumes
Virtual LUN specifications
RAID level support for CVs and pool-VOLs
LDEV size calculations
Calculation of an OPEN-V volume size (CV capacity unit is MB)
Calculation of an OPEN-V volume size (CV capacity unit is blocks)
Management area capacity of a volume
Boundary values of volumes
Managing parity groups
Creating parity groups by selecting drives manually
Creating parity groups by selecting drives automatically
Drive selection type: Disperse or Linear
Disperse drive type selection
Linear drive type selection
Formatting parity groups
Deleting parity groups
Managing spare drives and copy-back mode
Assigning spare drives
Releasing spare drives
Editing copy-back mode
Creating LDEVs
About creating LDEVs
Creating one or more LDEVs
Finding an LDEV ID
Blocking LDEVs
Formatting LDEVs
About formatting LDEVs
Quick Format function
Quick Format specifications
Formatting a specific LDEV
Formatting all LDEVs in a parity group
Stopping the LDEV formatting process
Restoring blocked LDEVs
Editing an LDEV name
Deleting an LDEV (converting to free space)
Assigning an MP unit
Enabling and disabling MP unit auto assignment
Changing the MP unit assigned to an LDEV
Viewing cache management device resources
Managing logical volumes
LUN Manager overview
LUN Manager operations
Fibre Channel and iSCSI functions
Host groups and LU path configuration (Fibre Channel)
Workflow for configuring logical units (Fibre Channel)
Guidelines for managing LUs
Port locations
Configuring Fibre Channel ports
Setting the data transfer speed on a Fibre Channel port
Available data-transfer speeds for FC ports
Setting the Fibre Channel port address
Addresses for Fibre Channel ports
Setting the fabric switch
Fibre Channel topology
Example of FC-AL and point-to-point topology
Setting the Fibre Channel topology
Configuring hosts
Host modes and host mode options for host-facing host ports
Host mode options for host-facing ports
Replication port host mode options
Finding the WWN of a host bus adapter
About finding the WWN of a host bus adapter
Finding a WWN on a Windows host
Finding a WWN on a Solaris host
Finding a WWN on an AIX , IRIX, or Sequent host
Finding a WWN on an HP-UX host
Creating a host group and registering hosts in the host group
Setting a command device
Configuring LU paths
Defining LU paths
Setting a UUID
Correspondence table for defining devices
Defining alternate LU paths
Copying all LU paths defined in a host group
Copying all LU paths defined in an iSCSI target
Copying selected (but not all) LU paths defined in a host group
Copying selected (but not all) LU paths defined in an iSCSI target
Managing LU paths
Deleting LU paths
Clearing a UUID setting
Viewing LU path settings
Releasing LUN reservation by host
Applying LUN security on ports
Examples of enabling and disabling LUN security on ports
Enabling LUN security on a port
Disabling LUN security on a port
Overview of iSCSI operations
Network configuration for iSCSI
Multi VLAN operations with iSCSI virtual port mode
Restrictions for using 25-Gbps iSCSI channel boards
Restrictions on the configuration for connecting hosts and storage systems
Restrictions on host OSes and multipath software
Example of configuring the parameter for Windows Server 2019 or 2022 (Microsoft DSM/MPIO or Hitachi Dynamic Link Manager)
Example of configuring the parameter for Red Hat Enterprise Linux (Device Mapper Multipath)
Example of configuring the parameter for Red Hat Enterprise Linux (Hitachi Dynamic Link Manager)
Example of configuring the parameter for SUSE Linux (Device Mapper Multipath or Hitachi Dynamic Link Manager)
Restrictions on the ports of 25-Gbps iSCSI channel boards
iSCSI interface specifications
Configuring parameters for improving performance for 25-Gbps iSCSI
Procedures for configuring parameters regarding performance improvement (Windows Server 2019 or 2022)
Configuring the MTU parameter (Windows Server 2019 or 2022)
Configuring the socket buffer size parameter (Windows Server 2019 or 2022)
Configuring the immediate data, maximum receive data segment length, first burst length, and maximum burst length parameters (Windows Server 2019 or 2022)
Configuring the data digest and header digest parameters (Windows Server 2019 or 2022)
Procedures for configuring parameters regarding performance improvement (Red Hat Enterprise Linux)
Configuring the MTU parameter (Red Hat Enterprise Linux)
Configuring the socket buffer size parameter (Red Hat Enterprise Linux)
Configuring the immediate data, maximum receive data segment length, first burst length, maximum burst length, and header digest parameters (Red Hat Enterprise Linux)
Procedures for configuring parameters regarding performance improvement (SUSE Linux)
Procedures for configuring parameters regarding performance improvement (when using VMware ESXi as the iSCSI initiator)
Configuring the MTU parameter (VMware ESXi)
Configuring the header digest, data digest, first burst length, maximum burst length, maximum receive data segment length, and immediate data parameterse (VMware ESXi)
Managing hosts
Changing WWN or nickname of a host bus adapter
Changing HBA iSCSI name or nickname of a host bus adapter
Changing the name, host mode, or host mode options of a host group
Changing iSCSI target settings
Removing hosts from iSCSI targets
Initializing host group 0
Deleting a host bus adapter from a host group
Deleting WWNs
Deleting a host group
Deleting an iSCSI target
Deleting login iSCSI names
Adding a selected host to a host group
Adding a host to the selected host group
Adding a host to the selected iSCSI target
Confirming communication status
Setting the T10 PI mode on a port
Creating iSCSI targets and registering hosts in an iSCSI target
Editing iSCSI port settings
Configuring CHAP users
Adding CHAP users
Editing CHAP users
Removing CHAP users
Removing target CHAP users
Removing port CHAP users
Configuring NVMe-oF
Configuration of NVMe over Fabrics in a Fibre Channel environment
Namespace security overview
Requirements for NVMe over FC
Restrictions for using NVMe over FC
Configuring NVMe over FC for the host and the storage system
NVMe over FC provisioning workflow
Differences between FC-SCSI and NVMe over FC settings and operations
Configuring a resource group
Storage management resources
Guidelines for managing the NVM subsystem as a storage management resource
Configuring a Fibre Channel port with which the NVM subsystem communicates
Setting the operation mode of a Fibre Channel port to NVMe mode
Creating a host group
Setting a host group and a host WWN
Setting a host mode option for a port
Creating and configuring the NVM subsystem
Creating the NVM subsystem
Setting an NVM subsystem port
Registering a host with access permissions on the NVM subsystem
Verifying that a host recognizes the NVM subsystem
Verifying the subsystem NQN for the NVM subsystem
Verifying the subsystem NQN for the NVMe controller to which the host recognizes the connection (Linux)
Verifying the subsystem NQN for the NVMe controller to which the host recognizes the connection (VMware ESXi)
Verifying the subsystem NQN for the NVMe controller to which the host recognizes the connection (IBM AIX 7)
Creating, configuring, and adding a volume (namespace)
Creating a namespace
Setting the host access permission to a namespace (host-namespace path)
Verifying that a host recognizes a logical volume as a namespace
Verifying the namespace globally unique identifier of a logical volume
Verifying the NGUID of a namespace recognized by a host (Linux)
Verifying the NGUID of a namespace recognized by a host (VMware ESXi)
Verifying the NGUID of a namespace recognized by a host (IBM AIX 7)
Creating an alternate path
Verifying the NVMe over FC configuration settings
Verifying the port operation mode (HDvM - SN)
Verifying the port operation mode (Command Control Interface)
Verifying a logical volume that uses a channel port operating in NVMe mode as a route
Verifying that a logical volume is set to a namespace (HDvM - SN)
Verifying that a logical volume is set to a namespace (Command Control Interface)
Verifying the NVM subsystem for which a logical volume is set
Verifying a port configured as a data I/O path for a logical volume
Viewing the namespace security setting for the NVM subsystem
Verifying that a host NQN is set for the NVM subsystem
Verifying a host NQN that can access a namespace
Host modes and host mode options available for NVMe over FC
Host modes and a host mode option for the NVM subsystem
Host mode and host mode option for a port host group
Managing the NVM subsystem and a namespace
Changing the NVM subsystem name
Changing the host mode for the NVM subsystem
Changing the security switch for the NVM subsystem
Setting a host NQN nickname
Adding a host NQN
Deleting a host NQN
Setting a namespace nickname
Adding a namespace and a host-namespace path
Deleting a host-namespace path
Removing a namespace
Removing an NVM subsystem port
Removing an NVM subsystem
Replacing a host bus adapter for the NVMe over FC connection
Configuring thin provisioning
Dynamic Provisioning overview
Dynamic Tiering overview
Active flash overview
Thin provisioning requirements
License requirements
Pool specifications and requirements
Pool-VOL requirements
DP-VOL requirements
Deduplication system data volume specifications and requirements
Pool capacity consumed by metadata
Verification of the capacity saving effect with HDvM - SN or Command Control Interface
V-VOL page reservation requirement
V-VOL capacity, used capacity, and usage rate
Restrictions on using the replication software products and the capacity saving function
Operating system and file system capacity
Use of Dynamic Provisioning and Dynamic Tiering with other software products
Interoperability of DP-VOLs and pool-VOLs
Preparing to create a pair that uses a capacity saving-enabled DP-VOL with an assigned page as a secondary volume
ShadowImage pair status for reclaiming zero pages
TrueCopy
Global-active device
Universal Replicator
ShadowImage
Volume Migration
Interoperability restrictions for Thin Image and Thin Image Advanced
Virtual Partition Manager CLPR setting
Dynamic Provisioning workflow
Dynamic Tiering and active flash
About tiered storage
Tier monitoring and data relocation
Multi-tier pool
Tier relocation process workflow
Tier monitoring and relocation cycles
Auto execution mode
Manual execution mode
Tier relocation rules, restrictions, and guidelines
Buffer area of a tier
External volumes in tiers
Execution modes for tier relocation
Execution modes when using Hitachi Device Manager - Storage Navigator
Monitor and tier relocation information in HDvM - SN
Execution modes when using Command Control Interface
Monitor and tier relocation information using CCI
Relocation speed
Monitoring modes
Functions overview for active flash and Dynamic Tiering
Downloading the tier relocation log file
Tier relocation log file contents
Tiering policy
Custom policies
Tiering policy examples
Tiering policy setting on a DP-VOL
Tiering policy levels
Tiering policy in the performance graph
Tier capacity reservation when setting a tiering policy
Example of reserving tier capacity
Notes on tiering policy settings
Execution mode settings and tiering policy
New page assignment tier
Relocation priority
Assignment tier when pool-VOLs are deleted
Used capacity, mapped capacity, and reserved capacity
Usage level rebalancing among parity groups
Changing the tiering policy level of a DP-VOL
Changing new page assignment tier of a V-VOL
Changing a tiering policy name
Changing an allocation threshold
Changing the relocation priority of a V-VOL
Page relocation by active flash
Dynamic Tiering workflow
Active flash workflow
User interface specifications for Dynamic Tiering tasks
Managing Dynamic Tiering and active flash
Changing a Dynamic Provisioning pool to a Dynamic Tiering pool
Viewing pool tier information
Viewing DP-VOL tier information
Changing settings for multi-tier pools
Changing monitoring mode settings
Changing relocation speed
Changing buffer space for new page assignment setting
Changing buffer space for tier relocation setting
Enabling active flash on an existing Dynamic Tiering pool
Changing a Dynamic Tiering or active flash pool to a pool for Dynamic Provisioning
Pool creation
About pools
About pool-VOLs
Creating pools
Creating Dynamic Provisioning pools by selecting pool-VOLs manually
Creating Dynamic Provisioning pools by selecting pool-VOLs automatically
Creating Dynamic Tiering or active flash pools by selecting pool-VOLs manually
Creating Dynamic Tiering or active flash pools by selecting pool-VOLs automatically
Working with DP-VOLs
About DP-VOLs
Relationship between a pool and DP-VOLs
DP-VOL protection function
Configuring the DP-VOL protection function options
Creating DP-VOLs
Workflow for migrating V-VOL data
Monitoring of capacity and performance
Monitoring of pool capacity
Data protection during pool shortages
Monitoring of pools and DP-VOLs
I/O usage rates management example
Use of Dynamic Tiering for tuning
Performance improvement by monitoring pools
Monitoring pools using thresholds
Pool utilization thresholds
Pool Subscription limit
Monitoring of total DP-VOL subscription for a pool
Changing pool thresholds
Controlling Thin Image pair behavior in a Dynamic Provisioning pool
Changing the pool subscription limit
Working with SIMs
About SIMs
SIMs for Dynamic Provisioning/Dynamic Tiering
Managing pools and DP-VOLs
Viewing pool information
Viewing the capacity information for a pool
Viewing formatted percentages for pool capacity
Reasons to check pool capacity
Viewing the progress of rebalancing the usage level among parity groups
Estimation of the required capacity of pool-VOLs with system area in a pool with data direct mapping enabled
Expanding a pool
Changing a pool name
Initializing all deduplication-enabled DP-VOLs in a pool
Recovering a blocked pool
Decreasing pool capacity
About decreasing pool capacity
Shrinking a pool
Stopping the decrease of pool capacity
Deleting a tier in a pool
Deleting a pool
Changing the tier rank of an external pool-VOL
Requirements for increasing DP-VOL capacity
Increasing DP-VOL capacity
Changing the name of a DP-VOL
Reclaiming pages in a DP-VOL
About releasing pages in a DP-VOL
Releasing pages in a DP-VOL
Stopping the release of pages in a DP-VOL
Changing full allocation settings in DP-VOLs
Enabling or disabling tier relocation of a DP-VOL
Enabling capacity saving on DP-VOLs
Disabling capacity saving on DP-VOLs
About deleting a DP-VOL
Deleting a DP-VOL
Deletion of all capacity saving-enabled DP-VOLs in a pool workflow
Setting compression accelerator for a DRD-VOL
Verifying and changing the compression accelerator settings for deduplication system data volumes (data store)
Starting pool monitoring manually
Stopping pool monitoring manually
Starting tier relocation manually
Stopping tier relocation manually
Enabling data direct mapping for external volumes, pools, and DP-VOLs
About DP-VOLs with data direct mapping enabled
Creating external volumes with data direct mapping enabled
Creating pools with data direct mapping enabled
Creating DP-VOLs with data direct mapping enabled
Enabling and disabling the data direct mapping attribute for a pool
Protecting volumes using Data Retention Utility
About access attributes
Access attribute requirements
Access attributes and permitted operations
Access attribute restrictions
Assignment of an access attribute to a volume
Changing an access attribute to read-only or protect
Changing an access attribute to read/write
Enabling or disabling the expiration lock
Disabling an S-VOL
Reserving volumes
Managing virtual storage machine resources
About virtual storage machines and virtualized resources
Use of virtual storage machines for nondisruptive migration
Use of virtual storage machines for nondisruptive migration as VSSO
Use of virtual storage machines for global-active device
Requirements and specifications for global storage virtualization
Virtual storage machine operations in CCI and Device Manager - Storage Navigator
Provisioning operations for resources in a virtual storage machine
Pair operations with virtual storage machine pairs
Creating a virtual storage machine
Enabling the virtualization management setting for LDEVs
Editing virtual LDEV ID and virtual volume configuration
Disabling the virtualization management setting for LDEVs
Working with ALUs and SLUs for vSphere VVOL
Creating LDEVs with the ALU attribute
Viewing the ALUs and SLUs in the storage system
Unbinding the SLUs from the ALUs
Troubleshooting for provisioning
Troubleshooting Dynamic Provisioning
Actions to take when SIM code 629xxx, 62Axxx, 62B000, 62Cxxx, or 62Dxxx is output in the pool
Actions to take when SIM 680001 is output
Initializing a volume identified by the SSB error code and the associated volumes if a DP-VOL is a deduplication system data volume (SIM code 680001)
Initializing a volume identified by the SSB error code and the associated volumes if a DP-VOL is not a deduplication system data volume (SIM code 680001)
Methods for verifying whether an error occurs on other DP-VOLs with capacity saving enabled (SIM code 680001)
Verification of an error occurrence
Estimated processing time for health check
Performing health check
Actions to take when SIM 68A000 is output
Troubleshooting Data Retention Utility
Troubleshooting for Data Retention Utility
Troubleshooting applied when using CCI
CCI reference for provisioning
Provisioning tasks and CCI commands
Parameter ranges for CCI options
LDEV GUI reference
Parity Groups window
Parity Groups tab: Internal or external volume
LDEVs tab: Internal or external volumes
Logical Devices window
Create LDEVs wizard
Create LDEVs window
Create LDEVs confirmation window
Edit LDEVs wizard
Edit LDEVs window
Edit LDEVs confirmation window
Change LDEV Settings window
Select Free Spaces window
Select Pool window
View LDEV IDs window
View Physical Location window
Format LDEVs wizard
Format LDEVs window
Format LDEVs confirmation window
Restore LDEVs window
Block LDEVs window
Delete LDEVs window
LDEV Properties window
ALUs / SLUs window
Unbind SLUs window
Components window
DKC - Controller Boards and MP Units tab
Edit MP Units wizard
Edit MP Units window
Edit MP Units confirmation window
Assign MP Unit wizard
Assign MP Unit window
Assign MP Unit confirmation window
View Management Resource Usage window
Create Parity Groups wizard
Create Parity Groups window
Create Parity Groups confirmation window
Change Settings (Parity Group) window
Assign Spare Drives wizard
Assign Spare Drives window
Assign Spare Drives confirmation window
Edit Parity Groups wizard
Edit Parity Groups window
Edit Parity Groups confirmation window
Format Parity Groups window
Delete Parity Groups window
Parity Group Properties window
Dynamic Provisioning, Dynamic Tiering, and active flash GUI reference
Pools window
Pools: Volume tabs
Create Pools wizard
Create Pools window
Create Pools confirmation window
Expand Pool wizard
Expand Pool window
Expand Pool confirmation window
Edit Pools wizard
Edit Pools window
Edit Pools confirmation window
Delete Pools wizard
Delete Pools window
Delete Pools confirmation window
Expand V-VOLs wizard
Expand V-VOLs window
Expand V-VOLs confirmation window
Restore Pools window
Shrink Pool window
Stop Shrinking Pools window
Select Pool VOLs window
Reclaim Zero Pages window
Stop Reclaiming Zero Pages window
Pool Property window
Tier Properties window
Monitor Pools window
Stop Monitoring Pools window
Start Tier Relocation window
Stop Tier Relocation window
View Pool Management Status window
Edit External LDEV Tier Rank wizard
Edit External LDEV Tier Rank window
Edit External LDEV Tier Rank confirmation window
Edit Tiering Policies wizard
Edit Tiering Policies window
Edit Tiering Policies confirmation window
Change Tiering Policy window
Change Pool Configuration Pattern window
Initialize Duplicated Data window
Data Retention Utility GUI reference
Data Retention window
Error Detail dialog box
LUN Manager GUI reference
Ports/Host Groups/iSCSI Targets window
Port/Host Groups: Host Groups and Hosts tabs (Fibre Channel)
Ports / Host Groups / iSCSI Targets: Hosts, LUNs, Host Mode Options, and CHAP Users tabs
Ports/iSCSI Targets: iSCSI Targets, Hosts, and CHAP Users tabs (iSCSI)
Add LUN Paths wizard
Select LDEVs window
Select Host Groups/iSCSI Targets window
Add LUN Paths window
Add LUN Paths confirmation window
Create Host Groups wizard
Create Host Groups window
Create Host Groups confirmation window
Edit Host Groups wizard
Edit Host Groups window
Edit Host Groups confirmation window
Add to Host Groups wizard (when specific host is selected)
Add to Host Groups window
Add to Host Groups confirmation window
Add Hosts wizard (when specific hosts group is selected)
Add Hosts window
Add Hosts confirmation window
Delete LUN Paths wizard
Delete LUN Paths window
Delete LUN Paths confirmation window
Edit Host wizard
Edit Host window
Edit Host confirmation window
Edit Ports wizard
Edit Ports window
Edit Ports confirmation window
Create Alternative LUN Paths wizard
Create Alternative LUN Paths window
Create Alternative LUN Paths confirmation window
Copy LUN Paths wizard
Copy LUN Paths window
Copy LUN Paths confirmation window
Remove Hosts wizard
Remove Hosts window
Remove Hosts confirmation window
Edit UUIDs wizard
Edit UUIDs window
Edit UUIDs confirmation window
Add New Host window
Change LUN IDs window
Delete Host Groups window
Delete Login WWNs window
Delete UUIDs window
Host Group Properties window
LUN Properties window
Edit Command Devices wizard
Edit Command Devices window
Edit Command Devices confirmation window
Host-Reserved LUNs window
Release Host-Reserved LUNs window
View Login WWN Statuses window
View Login iSCSI Name Statuses window
Port Properties window
CHAP User Properties window
Host Properties window
Create iSCSI Targets wizard
Create iSCSI Targets window
Create iSCSI Targets Confirmation window
Edit iSCSI Targets wizard
Edit iSCSI Targets window
Edit iSCSI Targets Confirmation window
Add CHAP Users wizard when selected iSCSI target
Add CHAP Users window
Add CHAP Users confirmation window
Edit CHAP User wizard
Edit CHAP User window
Edit CHAP User confirmation window
iSCSI Target Properties window
Add New CHAP User window
Delete iSCSI Targets window
Delete Login iSCSI Names window
Remove CHAP Users window
Remove Target CHAP Users window
Remove Port CHAP Users window
Remove Hosts window (iSCSI)
Test Communication Statuses window
Edit T10 PI Mode wizard
Edit T10 PI Mode window
Edit T10 PI Mode confirmation window
Notices
LZ4 Library

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