Provisioning Guide for VSP One Block 20 Series

Version: 10.5.x
Audience: anonymous
Part Number: MK-23VSP1B012-05
Published: 2026-04-07

Overview of provisioning
Provisioning terms and concepts
System requirements for provisioning
Shared memory requirements
Cache capacity requirements
Cache capacity when using V-VOLs with capacity saving enabled
Cache partitioning function
Recommended cache capacity applied when using Universal Volume Manager
Restrictions on CLPR operations
CLPR name reserved on the storage system
Cache management device requirements
Command device for CCI
License requirements
User interfaces for VSP One Block
Planning for provisioning
Dynamic drive protection
DDP features
DDP group capacity
Relationship between DDP and a pool
DDP expansion
Pool capacity expansion by adding drives
Suspending and resuming DDP (pool) expansion
Restrictions on creating pools and expanding the pool capacity
Differences in expanding the pool capacity with management tools
Number of drives available when creating pools by using VSP One Block Administrator or VSP block storage REST API
How drives are assigned when expanding the pool capacity by using VSP One Block Administrator or VSP block storage REST API
How drives are assigned if the DKCMAIN firmware version is A3-05-21-xx/xx
How drives are assigned if the DKCMAIN firmware version is earlier than A3-05-21-xx/xx
Number of drives in the existing DDP configuration and behavior during pool capacity expansion per the specified number of drives
DDP configurations after pool capacity expansion
Capacity expansion of a pool containing a DDP configuration in which DDP expansion is being processed or suspended
DDP groups and volumes
Spare drives and parity groups
Configuration of volumes in a parity group
Configuration of interleaved parity groups
Pools
Pool specifications and requirements
Prerequisites for creating pools
About changing the MP unit assignment settings
Used capacity, mapped capacity, and reserved capacity
Pool utilization thresholds
Pool subscription limit
About expanding pool capacity
About decreasing pool capacity
Formatted percentage for pool capacity
About restoring a blocked pool
Total V-VOL subscription for a pool
Server objects and host groups
Server objects
Host groups
Host groups and LU path configuration (Fibre Channel)
Host bus adapters
Host bus adapter replacement (Fibre Channel)
ALUs and SLUs
Use of Dynamic Provisioning with other software products
Interoperability with capacity saving
Interoperability with Data Retention Utility
Interoperability with global-active device
Interoperability with LUN security
Interoperability with ShadowImage
Interoperability with Thin Image Advanced
Interoperability with TrueCopy
Interoperability with Universal Replicator
Interoperability with Universal Volume Manager
Interoperability with Virtual LUN
Interoperability with Volume Migration
Planning for port connections
iSCSI ports
About setting hosts (iSCSI)
iSCSI port settings
Host modes and host mode options for iSCSI
Host modes and HMOs for iSCSI host-facing ports
Host mode option 51 for replication ports
Network configuration for iSCSI
Multi VLAN operations with iSCSI virtual port mode
25-Gbps Ethernet channel board restrictions
Multipath configuration
25-Gbps Ethernet channel board ports
Parameter for monitoring recovery from a failure
Parameters for improving performance for 25-Gbps Ethernet
Fibre Channel ports
Available data-transfer speeds for FC ports
Addresses for Fibre Channel ports
Fibre Channel topology
About setting the T10 PI mode on a port
NVMe-oF ports
Configuration of NVMe over Fabrics
Requirements for NVMe over FC
NVMe over FC settings
Differences between FC-SCSI and NVMe over FC settings and operations
Storage management resources
Guidelines for managing the NVM subsystem as a storage management resource
Fibre Channel port operation mode
Host groups for NVMe-oF
Host modes and host mode options for NVMe over FC
Host modes for an NVMe-oF subsystem
Host mode option 13 for a port used for NVMe-oF
Host bus adapter replacement (NVMe-oF)
Redundant path for NVMe-oF
NVMe/TCP ports
100-Gbps Ethernet channel board requirements
100-Gbps Ethernet channel board configuration
NVMe/TCP configuration
Host and storage systems connections
Parameters for improving performance
About writing data from a host if one of the controller boards fails
Requirements for open-system volumes used for storing user data
Differences between iSCSI and NVMe/TCP settings and operations
Configuration of NVMe-oF and NVMe/TCP for the host and the storage system
NVM subsystem creation
About registering a host with access permissions on the NVM subsystem
About verifying that a host recognizes the NVM subsystem
Namespace creation
Namespace security
Namespace security settings
About setting the host access permission to a namespace (host-namespace path)
Restrictions on verifying that a host recognizes a logical volume as a namespace
NVM subsystem port setup
Verification of the NVM configuration settings
Host modes for the NVM subsystem
Redundant path creation for NVMe/TCP
Namespace and host-namespace path
Host NQN deletion on the NVM subsystem
Removal of an NVM subsystem or port
iSCSI and NVMe/TCP interface specifications
Planning for volume creation
Volumes
DRS-VOLs
DRD-VOLs
V-VOL cache initialization
RAID level requirements in a DDP group
Pool-VOLs
Pool-VOL requirements
Usage level rebalancing among parity groups
Estimation of the required capacity of pool-VOLs with system area in a pool with data direct mapping enabled
Virtual volumes (V-VOLs)
LDEV creation
Custom-sized volume (CV) capacity
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)
Boundary values of volumes
LUs
LU paths
Correspondence table for defining devices
Guidelines for managing LUs
Redundant LU paths
LU path deletion
LUN security on ports
V-VOLs
V-VOL in Dynamic Provisioning requirements
LDEV formatting
V-VOL protection function
V-VOLs with data direct mapping enabled
V-VOL capacity, used capacity, and usage rate
Requirements for increasing V-VOL capacity
Restrictions on changing capacity saving settings
Zero page release in a V-VOL
Zero pages reclaiming
V-VOL deletion
I/O usage rates management example
Quality of Service
Adaptive data reduction and capacity saving
Capacity saving
DRS-VOLs
Capacity saving effects for V-VOLs and pools
Operations on pools
Pool capacity consumed by metadata
Pool capacity utilization restrictions
Pool capacity estimations when using capacity saving
Deduplication
Compression
Compression and deduplication
Compression accelerator
How data is stored with the capacity saving function
Capacity saving status
Allowed operation for each capacity saving status
Deduplication system data volume specifications and requirements
Operations on deduplication system data volumes
Initialization of all deduplication-enabled V-VOLs in a pool
Total Efficiency Ratio and associated efficiency values
Usage planning requirements for the capacity saving function
Capacity saving storage planning considerations
DRS-VOL performance monitoring
About initializing the duplicated data in a pool
Copy threshold
Application of copy threshold
Background copy processing
Replication program products restrictions
Universal Replicator restrictions
Planning for power saving with Dynamic Carbon Reduction
CPU power saving
Enablement of CPU power saving
CPU load monitoring mode
FAN fine control
Troubleshooting CPU power saving
Planning for data retention
Access attributes
Access attributes and permitted operations
Access attribute restrictions
Assignment of an access attribute to a volume
About changing an access attribute
About changing or deleting a resource group name
Planning for virtualization
Requirements for global storage virtualization
Provisioning operations for resources in a virtual storage machine
Pair operations in CCI with virtual storage machine pairs
Virtual storage machines and virtualized resources
Use of virtual storage machines for global-active device
Provisioning workflows
Workflows for provisioning
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 the entire storage system
Workflow for registering a host
Workflow for using 25-Gbps Ethernet channel boards
Workflow for setting a Fibre Channel port to T10 PI
Workflow for configuring logical units (Fibre Channel)
Workflow for creating volumes
Workflow for provisioning with V-VOLs created from DDP groups
Workflow for provisioning V-VOLs with direct data mapping enabled
Workflow for configuring CHAP users
Workflows for provisioning NVMe over FC
Workflow for configuring a Fibre Channel port with which the NVM subsystem communicates
Workflow for creating a host group for NVMe-oF
Workflow for creating and configuring the NVM subsystem
Workflow for creating, configuring, and adding a volume (namespace)
Workflow for creating a redundant path for NVMe-oF
Workflow for managing the NVM subsystem and a namespace
Workflow for adding a namespace and a host-namespace path
Workflows for provisioning NVMe/TCP
Workflow for editing NVMe/TCP settings
Workflow for creating and configuring the NVM subsystem
Workflow for setting up an NVM subsystem port
Workflow for creating, configuring, and adding a volume (namespace)
Workflow for creating a redundant path for NVMe/TCP
Workflow for managing the NVM subsystem and a namespace
Workflow for adding a namespace and a host-namespace path
Workflow for managing hosts
Workflow for migrating V-VOL data
Workflow for restoring V-VOL backup data
Workflow for managing V-VOL and pool performance
Workflow for ending the use of a V-VOL
Workflow for deleting a V-VOL
Workflow for performing a health check
Workflow for Dynamic Carbon Reduction CPU power saving
Data retention workflows
Workflow for setting a data retention policy
Workflow for deleting a data retention policy
Virtual machine workflows
Workflow for configuring virtual machines
Workflow for modifying virtual machine settings
Workflow for deleting a virtual LDEV number
Workflow for disabling the virtualization management setting for LDEVs
Workflow for deleting a virtual storage machine
Troubleshooting for provisioning
SIMs for Dynamic Provisioning
SSB codes for open-system volumes used for storing user data
Troubleshooting V-VOLs, pools, and capacity saving
Actions to take when SIM 680001 is output
Methods for verifying whether an error occurs on other V-VOLs with capacity saving enabled (SIM code 680001)
Verification of an error occurrence
Estimated processing time for health check
Troubleshooting DDP group expansion (pool capacity expansion per drive) and SIM codes
Troubleshooting DDP expansion (pool capacity expansion per drive)
SIM codes output during DDP expansion (pool capacity expansion per drive)
Troubleshooting Data Retention Utility
Troubleshooting applied when using CCI

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