Document Number: 680-050-020 Rev. C May 2021 Storage Manager 2020 R1 Release Notes This document describes the changes in Storage Manager 2020 R1. Current Release Version: 20.1.1 Release Type: Major (MA) Topics: • • • • • • • • • • Revision History Product description New features Changed features Resolved issues Known issues Limitations Environmental and system requirements Installation and upgrade considerations Where to get help Revision History Table 1.
New features The following features have been added in this release: Table 2.
Table 3. Changed features in Storage Manager 2020 R1 (continued) Feature Feature Description ● ● ● ● Added support for VMware vCenter Photon-based SRM 8.2 and 8.3. Removed support for VMware SRM 6.0, 6.1, and 6.5. Added support for VMware vSphere 7.0. Removed support for VMware vSphere 6.0. Resolved issues The following high severity issues are resolved in this release: Table 4.
Table 4. Issues resolved in Storage Manager 2020 R1 (continued) Issue Functional area Description selected as the database type and the FQDN or IP address that is specified includes a \, which is used to specify the SQL database instance. DSM-46269 Unisphere The events that are selected in the Managed Events tab on the Edit User Settings dialog box in Unisphere Central might not be saved when the OK button is clicked.
Table 5. Known issues in Storage Manager 2020 R1 (continued) Issue Functional area Description Workaround/Resolution DSM-17016 Cross-platform replication Storage Manager displays replication schedules for replications from PS Group to PS Group. Storage Manager does not manage replications between PS Groups.
Table 5. Known issues in Storage Manager 2020 R1 (continued) Issue Functional area Description Workaround/Resolution ENHTKR-90 Replications and Live Volumes When importing a volume, Storage Manager does not allow you to select 0 as the LUN number. None DSM-30033 Storage Management Creating a server using the Create Server from VMware vSphere or vCenter wizard fails if the host contains adapters that are not VMware software iSCSI adapters.
Table 5. Known issues in Storage Manager 2020 R1 (continued) Issue Functional area Description Workaround/Resolution uninitialized Storage Centers might result in an Administrator rights error message. This issue occurs even when you are logged in as a user with Administrator rights. Centers wizard to discover uninitialized Storage Centers.
Table 5. Known issues in Storage Manager 2020 R1 (continued) Issue Functional area Description SCOS-12316 Storage Manager The Storage Manager Client displays multi- Do not enable multi-VLAN tagging on Client VLAN tagging options for I/O cards that do QLogic cards that do not support it. not support multi-VLAN tagging. DSM-41119 Storage Manager Database errors might occur if a Data Data Collector Collector uses an internal flat file database and manages a Storage Center with multiple disk folders.
Table 5. Known issues in Storage Manager 2020 R1 (continued) Issue Functional area Description Workaround/Resolution while performing the initial setup and configuration of a Storage Center: the Storage Center initial setup and configuration. The connection to the server has been lost DSM-38756 Unisphere When a Storage Center contains over 50 expansion enclosures, the Unisphere Hardware view displays a server error. Use the Storage Manager Client to view hardware information for large systems.
Table 5. Known issues in Storage Manager 2020 R1 (continued) Issue Functional area Description Workaround/Resolution DSM-16248 VMware On rare occasions, selecting Update information in the Dell Storage Manager Server view results in the error java.net.SocketException: Unexpected end of file from server. Despite the vCenter appearing to be online and able to accept connections, the vCenter must be restarted to reestablish proper connectivity between Dell Storage Manager and vCenter.
Table 5. Known issues in Storage Manager 2020 R1 (continued) Issue Functional area Description Workaround/Resolution of the individual disks and the number of snapshots of the VM. DSM-14570 VMware If you attempt to register the VASA Provider with a DSM user with Reporter privilege, it fails as expected. However, an incorrect error message Username or password is incorrect is reported. The correct error should be user with Reporter privilege is not allowed to register VASA provider.
Limitations The following limitations exist in this release: Table 6. Limitations in Storage Manager 2020 R1 Limitation Description Planned Failover of Live SRM 8.2 and 8.3 fail to send the ReverseReplication command to the Dell Storage Replication Volumes in SRM 8.2 and 8.3 Adapter (SRA) during the planned failover of Live Volumes. To resolve this issue, perform the following steps on the servers that are running SRM 8.2 or 8.3 at both sites: 1. On the servers that are running SRM, open the vmware-dr.
Table 8. Storage Manager Client Requirements Component Requirements Operating system Any of the following 64-bit operating systems: ● Windows 8.1 ● Windows 10 ● Windows Server 2012 R2 ● Windows Server 2016 ● Windows Server 2019 ● SUSE Linux Enterprise 12 ● SUSE Linux Enterprise 15 ● Red Hat Enterprise Linux 7.5 ● Red Hat Enterprise Linux 7.6 ● Red Hat Enterprise Linux 8.0 ● Oracle Linux 7.0 ● Oracle Linux 7.3 ● Oracle Linux 7.6 NOTE: Windows Server Core is not supported.
Table 9. Storage Manager Data Collector Requirements (continued) Component Requirements NOTE: Using an embedded database requires an additional 64 GB to store the database on the file system. However, an embedded database is not recommended for a production environment. Software Microsoft .NET Framework 4.5 or later, full installation Web browser Any of the following web browsers: ● Google Chrome ● Internet Explorer 11 ● Mozilla Firefox NOTE: Google Chrome is the recommended browser.
Table 11. Storage Manager Server Agent Requirements (continued) Component Requirements CPU 64-bit (x64) microprocessor Software Microsoft .NET Framework 4.5 Full Installation and upgrade considerations For instructions on installing Storage Manager 2020 R1 or upgrading to Storage Manager 2020 R1, see the Storage Manager 2020 R1 Installation Guide on https://www.dell.com/support. Where to get help Dell Technologies maintains support pages for all products at https://www.dell.com/support.
Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2020 - 2021 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries.
