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Storage Center 7.4
User Manual
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Dell Storage Center 7.4 User Manual

Document Number: 680-021-022 Rev. H March 2021

Storage Center 7.4 Release Notes

This document describes the new features, enhancements, fixed issues, and known issues in Storage Center 7.4.
Current Release Version: 7.4.21 Previous Release Version: 7.4.20
Topics:
• Compatibility
• New in Storage Center 7.4.21
• New in Storage Center 7.4.10
• New in Storage Center 7.4.2
• Storage Center 7.4 Feature Availability and Licenses
• Storage Center 7.4 Scalability
Fixed Issues
•
• Known Issues
• Limitations
• Support Resources

Document Revision History

Revision
A August 2019 Initial release of Storage Center 7.4
B October 2019 Added SCOS-58743 to Known Issues
C January 2020 Removed SCOS-55504 from Fixed Issues, added SCOS-59639 and
D February 2020 Updated for Storage Center 7.4.10
E July 2020 Updated for Storage Center 7.4.20
F August 2020 Updated for Storage Center 7.4.21
G December 2020 Added SCOS-60092 and SCOS-62354 to Known Issues
H March 2021 Added VMware vSphere 7.0 to the Live Volume with Auto Failover
Date Description
SCOS-55685 to Known Issues, and added the hypervisor platforms that support Live Volume with Auto Failover
section, added SCOS-60438 to Fixed Issues in Data Reduction, and added SCOS-62922 to Known Issues Related to Vendors

Compatibility

The following storage systems are compatible with Storage Center 7.4:
● SC9000
● SC8000
● SC7020F
● SC7020
● SC5020F
● SC5020
● SC4020
1
● SCv3000 Series
● SCv2000 Series
NOTE: Storage Center 7.4 supports cabling mixed-speed expansion enclosures. SC400, SC420, and SC420F expansion
enclosures can be cabled with SC200 and SC220 expansion enclosures.

New in Storage Center 7.4.21

The following features and improvements were added to Storage Center 7.4.21:

Live Volume with Auto Failover Support

The Live Volume with Auto Failover feature supports the following hypervisor platforms in Storage Center 7.4.21:
● Windows Server 2019 Hyper-V
● Windows Server 2016 Hyper-V
● Windows Server 2012 R2 Hyper-V
● Windows Server 2012 Hyper-V
● VMware vSphere 7.0
● VMware vSphere 6.7
● VMware vSphere 6.5
● VMware vSphere 6.0
● VMware vSphere 5.5

New in Storage Center 7.4.10

The following features and improvements were added to Storage Center 7.4.10:
Space Reporting Improvements
Made improvements to the space reporting in Storage Center 7.4.10, which is visible in the Storage Manager Client and Unisphere web interface.

New in Storage Center 7.4.2

The following features and enhancements were added to Storage Center 7.4.2:

CloudIQ Support

CloudIQ provides customer with the ability to remotely monitor the performance, capacity, configuration, and health of the storage systems using a web browser.
Basic support for CloudIQ was introduced in Storage Center 7.3.
Storage Center 7.4 contains full support for CloudIQ, including an automated onboarding feature to simplify the process of registering storage systems with CloudIQ.
Live Volume with Auto Failover Support
The Live Volume with Auto Failover feature supports the following hypervisor platforms in Storage Center 7.4.2:
● Windows Server 2016 Hyper-V
● Windows Server 2012 R2 Hyper-V
● Windows Server 2012 Hyper-V
2
● VMware vSphere 6.7
● VMware vSphere 6.5
● VMware vSphere 6.0
● VMware vSphere 5.5

Performance Improvements

Storage Center 7.4 contains performance improvements to the Storage Center software .

SSL Certificate Improvements

Improvements have been made to SSL certificate handling to enable the following:
● Importing of chained SSL certificates
● Wildcard certificates

Storage Center Initial Configuration with Unisphere

The Unisphere web interface in Storage Center 7.4 can be used to perform the initial configuration of the following storage systems:
● SC9000
● SC7020F
● SC7020
● SC5020F
● SC5020
● SCv3000 Series

Storage Manager 2019 R1

Storage Manager 2019 R1 or later is required to manage storage systems running Storage Center 7.4.

Veeam Snapshot Integration

Storage Center 7.4 contains support for snapshot integration with Veeam Backup and Replication 9.5.
The Veeam Backup and Replication Plug-in for Storage Center is available for download from the Veeam website.
The plug-in does not support the following Storage Center objects:
● FluidFS volumes
● Live Volumes
● VVols
3

Windows Server 2019

Support for hosts running Windows Server 2019 has been added to Storage Center 7.4.

Storage Center 7.4 Feature Availability and Licenses

The core licenses and support for optional licensed features varies depending on the storage system.

SC9000 Features and Licenses

The following licensed features and optional value-added bundles are available on SC9000 storage systems:
Licenses/Bundles Licensed Features
Core Software Bundle
Optional Licenses
Storage Optimization Bundle
Storage Protection Bundle
Total Feature Bundle
● Data Reduction (Compression and Deduplication)
● Dell Storage Manager
● Dynamic Capacity
● Dynamic Controllers
● Live Migrate
● Local Data Protection ○ Data Instant Replay (Snapshots) ○ Manual Replay (Snapshots)
● Multi-VLAN Tagging
● Virtual Ports
● Volume QoS
● VVols
● Live Volume and Live Volume with Auto Failover
● Remote Instant Replay (Replication), including Cross-Platform Replication
● Replay Manager
● SED FIPS Secure Data
● Storage Manager Chargeback
● Data Progression
● Fast Track
● Live Volume and Live Volume with Auto Failover
● Remote Instant Replay (Replication), including Cross-Platform Replication
● Replay Manager
● SED FIPS Secure Data
● Storage Manager Chargeback
● Storage Optimization Bundle
● Storage Protection Bundle

SC8000 Features and Licenses

The following licensed features are available on SC8000 storage systems:
Licenses/Bundles
Core Software Bundle
4
Licensed Features
● Data Reduction (Compression and Deduplication)
● Dell Storage Manager
● Dynamic Capacity
● Dynamic Controllers
● Live Migrate
● Local Data Protection
Licenses/Bundles Licensed Features
○ Data Instant Replay (Snapshots) ○ Manual Replay (Snapshots)
● Multi-VLAN Tagging
● Virtual Ports
● Volume QoS
● VVols
Optional Licenses
● Live Volume and Live Volume with Auto Failover
● Remote Instant Replay (Replication), including Cross-Platform Replication
● Replay Manager
● SED FIPS Secure Data
● Storage Manager Chargeback

SC7020F and SC5020F Features and Licenses

The following licensed features are supported on SC7020F and SC5020F all-flash storage systems:
Licenses/Bundles Licensed Features
Total Feature Bundle
● Data Progression
● Data Reduction (Compression and Deduplication)
● Dell Storage Manager
● Dynamic Capacity
● Dynamic Controllers
● Live Migrate
● Live Volume and Live Volume with Auto Failover
● Local Data Protection ○ Data Instant Replay (Snapshots) ○ Manual Replay (Snapshots)
● Multi-VLAN Tagging
● Remote Instant Replay (Replication), including Cross-Platform Replication
● Replay Manager
● SED FIPS Secure Data
● Storage Manager Chargeback
● Virtual Ports
● Volume QoS
● VVols

SC7020 and SC5020 Features and Licenses

The following licensed features and optional value-added bundles are supported on SC7020 and SC5020 storage systems:
Licenses/Bundles
Core Software Bundle
Licensed Features
● Data Reduction (Compression and Deduplication)
● Dell Storage Manager
● Dynamic Capacity
● Dynamic Controllers
● Live Migrate
● Local Data Protection ○ Data Instant Replay (Snapshots) ○ Manual Replay (Snapshots)
● Multi-VLAN Tagging
● Virtual Ports
● Volume QoS
5
Licenses/Bundles Licensed Features
● VVols
Optional Licenses
Storage Protection Bundle
Storage Optimization Bundle
Total Feature Bundle
● Live Volume and Live Volume with Auto Failover
● Remote Instant Replay (Replication), including Cross-Platform Replication
● Replay Manager
● SED FIPS Secure Data
● Storage Manager Chargeback
● Live Volume and Live Volume with Auto Failover
● Remote Instant Replay (Replication), including Cross-Platform Replication
● Replay Manager
● Data Progression
● Fast Track
● SED FIPS Secure Data
● Storage Manager Chargeback
● Storage Optimization Bundle
● Storage Protection Bundle

SC4020 Features and Licenses

The following licensed features and optional value-added bundles are supported on SC4020 storage systems:
Licenses/Bundles
Core Licenses
Optional Licenses
Performance/Optimization Bundle
Remote Data Protection Bundle
Remote Data Protection with Live Volume Bundle
Licensed Features
● Data Reduction (Compression and Deduplication)
● Dell Storage Manager
● Dynamic Capacity
● Dynamic Controllers
● Live Migrate
● Local Data Protection ○ Data Instant Replay (Snapshots) ○ Manual Replay (Snapshots)
● Multi-VLAN Tagging
● Virtual Ports
● Volume QoS
● VVols
● Live Volume and Live Volume with Auto Failover
● Remote Instant Replay (Replication), including Cross-Platform Replication
● Replay Manager
● SED FIPS Secure Data
● Storage Manager Chargeback
● Data Progression
● Fast Track
Remote Instant Replay (Replication), including Cross-Platform Replication
● Remote Instant Replay (Replication), including Cross-Platform Replication
● Live Volume and Live Volume with Auto Failover
6

SCv3000 Series Features and Licenses

The following licensed features and optional value-added bundles are supported on SCv3000 series storage systems:
Licenses/Bundles Licensed Features
Core Software Bundle
Optional Licenses
Storage Protection Bundle
Storage Optimization Bundle
Total Feature Bundle
● Data Compression
● Dell Storage Manager
● Dynamic Capacity
● Dynamic Controllers
● Live Migrate
● Local Data Protection ○ Data Instant Replay (Snapshots) ○ Manual Replay (Snapshots)
● Virtual Ports
● Volume QoS
● VVols
● Live Volume and Live Volume with Auto Failover
● Replay Manager
● SED FIPS Secure Data
● Storage Manager Chargeback
● Live Volume and Live Volume with Auto Failover
● Remote Instant Replay (Replication), including Cross-Platform Replication
● Replay Manager
● Data Progression
● Fast Track
● SED FIPS Secure Data
● Storage Manager Chargeback
● Storage Optimization Bundle
● Storage Protection Bundle

SCv2000 Series Features and Licenses

The following licensed features are supported on SCv2000 series storage systems:
Licenses/Bundles
Core Licenses
Optional Licenses
Licensed Features
● Dell Storage Manager
● Dynamic Capacity
● Dynamic Controllers
● Live Migrate
● Flex Port
● Local Data Protection ○ Data Instant Replay (Snapshots) ○ Manual Replay (Snapshots)
● Remote Data Protection (Asynchronous replication only)
7

Storage Center 7.4 Scalability

The following scalability guidelines apply to Storage Center 7.4:

Storage System Scalability Guidelines

The following scalability guidelines apply to SC9000, SC8000, SC7020F, SC7020, SC5020F, SC5020, SC4020, SCv3000 Series, and SCv2000 Series storage systems running Storage Center 7.4.
Table 1. Scalability Guidelines for Dual-Controller Storage Systems
Storage System (memory per controller)
SC9000 (128 GB or 256 GB) 1500 TB 1000 TB 6000 TB 4000 TB 12,000 TB 8000 TB
SC8000 (64 GB) 750 TB 500 TB 3000 TB 2000 TB 3000 TB 2000 TB
SC7020F or SC7020 (128 GB) 1000 TB 650 TB 4000 TB 2600 TB 8000 TB 5200 TB
SC5020F or SC5020 (64 GB) 540 TB 350 TB 2160 TB 1400 TB 4320 TB 2800 TB
SC4020 (16 GB) 263 TB 175 TB 1054 TB 700 TB 1054 TB 700 TB
SCv3000 Series (16 GB) 250 TB 169 TB 1000 TB 675 TB 2000 TB 1350 TB
SCv2000 Series (8 GB) 168 TB 112 TB 672 TB 450 TB N/A N/A
NOTE: In the release notes for Storage Center 7.2 and Storage Center 7.1, the supported maximum storage space for an
SC4020 using a 512 KB page size was incorrectly calculated as 500 TB raw and 400 TB addressable. The correct supported
maximum storage space for an SC4020 using a 512 KB page size is 263 TB raw and 175 TB addressable.
Raw (512 KB pages)
Addressable (512 KB pages)
Raw (2 MB pages)
Addressable (2 MB pages)
Raw (4 MB pages)
Addressable (4 MB pages)

Storage Center Scalability Guidelines

The following scalability guidelines are the maximum recommended design guidelines for storage systems running Storage Center 7.4.
Table 2. Storage Center Scalability Guidelines for SC9000, SC8000, SC7020F, SC7020, SC5020F, SC5020, and SC4020 Storage Systems (continued)
Storage Center Object Supported Maximum
Drives
Disk Folder 10 disk folders
Server
Volume
Deduplication 1 PB data ingestion limit (SC4020 – 500 TB data ingestion limit)
Data Instant Replay (Snapshots)
● SC9000 – 1024 drives total, 192 drives per SAS chain
● SC8000 – 960 drives total, 168 drives per SAS chain
● SC7020F or SC7020 – 606 drives total, 192 drives per SAS chain
● SC5020F or SC5020 – 222 drives total, 192 drives per SAS chain
● SC4020 – 192 drives total, 168 drives per SAS chain
● 500 servers (Total number of servers includes physical servers, virtual servers, and server
clusters)
● 500 server folders
● 1000 server HBA initiator ports (Total number of HBA initiator ports includes all physical
and virtual ports that are visible to the SAN)
● 500 TB maximum volume size (or the maximum addressable storage space, whichever is less)
● 2000 volumes
● 500 volume folders
● Snapshots:
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