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Excessive "Invalid previous cost" messages in the Storage Center system logs and volumes using Deduplication or Compression does not have data move to the desired location after making a Storage Profile change.
Updated: May 22, 2026
ID: 000137657
Technical documents and videos from Dell Technologies storage engineering
Updated: May 14, 2026
ID: 000124875
Shutting down or restarting a Storage Center affects all controllers. Controllers can also be shut down or restarted individually.
Updated: May 20, 2026
ID: 000112952
Dell Storage Simple Support Matrices on E-Lab Navigator provide the optimal interoperability for your storage solution.
Updated: May 13, 2026
ID: 000126411
The SC4020 is a 2U rack-mounted enclosure that expands out to 192 drives by adding storage enclosures.
Updated: May 06, 2026
ID: 000178210
This article outlines how to create a firmware baseline, view compliance reports, and apply updates in Dell OpenManage Enterprise.
Updated: May 05, 2026
ID: 000144728
Steps to help resolve the HyperVolume issue as detailed.
Updated: May 04, 2026
ID: 000156339
Dell Storage SC4020 and SC20xx systems running SCOS 6.6 and lower may have cache disabled due to an incorrectly calculated battery expiration date.
Updated: May 04, 2026
ID: 000153023
noindex
Updated: May 01, 2026
ID: 000143516
Storage Center has tiers that violate forced dual redundancy rules.
Updated: May 01, 2026
ID: 000143299
Notification Error Turning on Multiple Path I/O (MPIO) message is received in Dell Storage Manager using Windows Server 2016.
Updated: May 01, 2026
ID: 000143006
Visual guide and steps to access Storage Center when the Java certificate is expired
Updated: May 01, 2026
ID: 000142151
The proper amount of Managed Spares drives are not being allocated when installing SCv180 or SC280 enclosures on certain SCOS versions.
Updated: May 01, 2026
ID: 000140783
A deleted volume left in recycle bin that was part of a snapshot consistency group will cause the remaining volumes to abort taking future snapshots.
Updated: May 01, 2026
ID: 000139625
SC Storage Customer Notification: Deduplication Operation can result in unexpected system behavior
Updated: May 01, 2026
ID: 000139083
Compellent: How to troubleshoot when the Storage Center fails to join domain
Updated: April 30, 2026
ID: 000138655
Information about Storage Center Alert Time zone of the controller has changed.
Updated: April 30, 2026
ID: 000138581
How to troubleshoot when the Cache HBA mirroring port is disabled.
Updated: April 30, 2026
ID: 000138523
How to troubleshoot when the cache HBA mirroring port exceeds the link Failure Threshold.
Updated: April 30, 2026
ID: 000138220
What to do about the issue with the cache ports not performing properly.
Updated: April 30, 2026
ID: 000138214
Resolution for alert indicating an enclosure I/O Module has been swapped.
Updated: April 30, 2026
ID: 000136780
More information on enclosure SCSI Port state alerts
Updated: April 30, 2026
ID: 000136651
How to troubleshoot "Cache board nvdimm requires replacement" Alert.
Updated: April 30, 2026
ID: 000136616
How to troubleshoot when the Fluid Cache system is no longer available at the ip_address.
Updated: April 30, 2026
ID: 000134951
How to troubleshoot when secondary storage systems enter conservation mode.
Updated: April 30, 2026
ID: 000134903
Compellent: How to troubleshoot when Storage Center is unable to initialize a disk.
Updated: April 30, 2026
ID: 000134860
The controller’s SSL certificate expires in 60 days, causing loss of connectivity to management servers and stopping Self‑Encrypting Drives from being unlocked.
Updated: April 30, 2026
ID: 000134761
Information about SSL certificate expiration
Updated: April 30, 2026
ID: 000134750
Storage Center: Cache Host Bus Adapter (HBA) mirroring port is down.
Updated: April 30, 2026
ID: 000134696