Dell EMC Unity Family

This document highlights minimum, recommended, and latest code versions for Dell Technologies Enterprise and Datacenter Infrastructure products. We carefully evaluate and monitor code deployment data to ensure that product releases meet our stringent expectations to provide our customers with reliable products and solutions.

Dell guidance to mitigate risk and resolution for the side-channel analysis vulnerabilities (also known as L1 Terminal Fault or L1TF) for servers, storage, and networking products. For specific information about affected platforms and next steps to apply the updates, see this guide.

Creating an SMB share -called "home"- for an FS fails. By default, Unity has an enabled feature called "Home Directory Feature." A special share name, HOME, is reserved for the home directory. (User Correctable)

This KB article explains the use and restrictions associated with the Unity Network Data Management Protocol (NDMP).

Both SPA and SPB panic at same time due to write request pool size

Failed to add NTP server on Unity, Error: Cannot create NTP servers. At least one of the specified NTP servers is not working.

How to configure NIS/Netgroup Local file/Netgroup for NFS export on Unity

CAVA server went offline and recovered intermittently: "The virus checker server xx.xx.xx.xx has encountered an error and is no longer operational.(Error: ERROR_AUTH 64)" :: Category=User Component=DART_VC "Virus checker server xx.xx.xx.xx is online." :: Category=User Component=DART_VC.

Storage administrator cannot log in to Unity management interface using SSH with public key file.

If users enables continuous availability on a CIFS file share, they may experience reduced performance as compared to general-purpose file shares with CIFS clients that support SMB3.0 or the higher dialects.

UEMCLI installation failed on a Windows OS in which VC 2010 is not pre-installed.

This article discusses whether CVE-2023-45802 affects Unity.

If two (2) Dell Unity arrays are connected together using the SAS port on the Disk Processor Enclosure (DPE), Data Unavailable and Data Loss can occur.

After upgrading code 5.2.1.0.5.013 or higher, Unisphere reports warning message regarding the spare drive policy.

Knowledge Base (KB) on Unity snapshot retention beyond UI's 31‑day 4‑week limit using a CLI rule; delete rule. Note: time‑based expirations are not auto‑deleted and may linger up to an hour.

Common Internet File System (CIFS) Virtual Data Mover (VDM) Import using Import Migration tool (IMT) fails due to NFS exports, DNS mismatches, ACL errors, missing migration interface, C$ share issues. (User Correctable)

Nessus Full Safe Vulnerability Security Scan recommends disabling specific SSL/TLS CBC ciphers on Unity. Currently, these ciphers cannot be disabled on Unity.

Unity SupportAssist failed after upgrading to 5.3.1 with Error code: 0x6400c1f (User Correctable)

NFS share access is lost or intermittent. (Dell Correctable)

Technical documents and videos produced by Dell Technologies

NDMP backup is failing with error code: "Specified record size (262144) is bigger than readWriteBlockSize (65536)"

Cannot update destination because destination pool is full

Arrays's own FC Port WWNs visible in the initiators tab in Unisphere after upgrade to 4.4 (User Correctable)

This is an entry point for starting to troubleshoot a Unity to EMC ESRS connection issue. It is designed to show where to look for messages & common meanings for the related error problems.

Dell Unity ESRS Integrated Support credential and support contract fail (User Correctable)

[ERROR] System: The FS object ID 0 associated with the LUN 6006016083c042xxxxxxxxxx is invalid (User Correctable)

Error activating SOL payload: Unspecified error

Dell's response to reported vulnerabilities in the hardware encryption of certain self-encrypting solid-state drives as described in Vulnerability Note VU# 395981. For information on the affected Dell Client models affected, please refer to this guide.

Destination NAS server was promoted and started to respond the requests from clients. (Dell Correctable)

Broadcom has announced the deprecation of vVols in VCF/VVF 9.0, with removal planned for 9.1. Customers using vVols with Dell Unity should avoid upgrading to VCF/VVF 9.0, as support will be limited to critical fixes only. Customers can migrate from vVols to Virtual Machine File System (VMFS) using Storage vMotion or XCOPY (starting in VCF 9.0).