Dell EMC Unity 300F

Unable to run setfacl on Unity NFSv4 export.

Dell EMC Unity, Dell EMC UnityVSA and Dell EMC Unity XT remediation is available for the Apache Log4j Remote Code Execution Vulnerability that may be exploited by malicious users to compromise the affected system. Dell recommends implementing this remediation as soon as possible in light of the critical severity of the vulnerability.

During file system creations or file system mounts, there is a chance of an unexpected Storage Processor (SP) reboot or file system going offline if Tree Quotas are enabled. Sometimes, a storage processor has remained in Service Mode after the unexpected reboot.

Unable to restore a replicated LUN from a snapshot created prior to LUN expansion. Error: 0x716f100a

This panic condition is due to a regression in Unity OE 5.1 related to Secure NFS in a Kerberos environment with a DNS server that is selectively responding or otherwise problematic. It can panic if a name service lookup is being performed and the name service is unreachable, and the lookup name does not exist in cache. This issue does not impact Unity OE 5.0.x releases.

This KB describes how to address the situation where there is information that has not been translated even though a language pack has been applied.

After upgrade to 5.1.x a Replication Full Sync is started unexpectedly.

In Unity OS Release: 5.2.0.0.5.173 Users might have issues connecting to CIFS/SMB Shares with Kerberos token greater than 16k.

This article explains the symptoms and resolution of several drives appearing as faulted in a newly installed array (this could also happen if there is cross cabling after Unity has been installed)

Some third-party Vulnerability scanning software might report weak SSH key exchange algorithm on Unity running code 5.1.X but the reported weak algorithms are disabled on Unity.

While creating the Async/Sync Replication Interface an error is encountered "The specified Network interface could not be created."

After initial copy and incremental copy was successfully run on the emcopy hosts, while trying to run the sharedup utility to copy the security descriptors and all security permissions related from the source to the destination shares, an error occurred in the log file generated from sharedup

This Dell Knowledgebase Article provides details when upgrading a system that has an advanced replication topology.

After upgrading to UnityOS 5.1.x, there is a substantial decline in SMB/NFS performance and overall TCP throughput.

Deleting async replication sessions of multiple thick LUNs might cause disk overload and impact other services.

Shrink operation on a thick file system does not return the space back to the pool.

Replication session goes to halted state.

The NAS server is showing degraded in the user interface because it is unable to perform bind operation with LDAP server using anonymous user.

Receiving warning message when trying to modify the NTFS permission on the root of the share folder.

Adding autoregistered ESXi hosts to a General or ESXi host group type fails, resulting in the error: "Failed: One or more hosts does not match the host group type (Error Code: 0x900a810)."

This KB describes how to set up umask for Unity's FTP configuration.

This KB article details the susceptibility of VNX, VNXe and Dell Unity products to the vulnerabilities detailed in CVE-2022-22963 and CVE-2022-22965, collectively called "Spring4Shell" vulnerabilities

Attempt to create an SMB share named "Home" fails with error "A Share With The Specified Name Already Exists In The NAS Server. (Error Code:0x900a008)

Refreshing replication remote connection between Unity 5.1.2 and VNXe2 will fail during the "Refresh remote system connections on local system" step.

When user copies multiple files to a folder in a Continuous Availability (CA) enabled share, a prompt "The destination already has a file that is named XXX" may be received for one of the files that being copied. Disabling Continuous Availability on the share may help to work around the issue.

After upgrading to 5.1.2 the SPs may panic and go into service mode due to an issue with processing invalid NFS exports.

Procedure to recover a file system snapshot in Windows Host.

Unity SRM/SRA plugin discover shows the status as "Failover in progress".

This article describes one of the reasons why some users cannot access some folders after the upgrade and how to resolve it.

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