Data Domain: Reinitialize SDPM after VOSS Module Replacement

Summary: The Software Defined Persistent Memory (SDPM) must be reinitialized after the replacement of the Vault-Optimized Storage (VOSS) Device or NVRAM module.

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Instructions

The SDPM must be reinitialized after the replacement of the VOSS or NVRAM module.

Applies to:

  • DD9910, DD9410, and DD6410 after NVRAM (VOSS) module replacement
    • PowerProtect Data Domain systems using SDPM on a VOSS module
  • All supported Software (DDOS) versions

Required Actions:

Reinitialize the SDPM after replacing the VOSS module:

  1. Access the system BIOS: System BIOS > Memory Settings > Persistent Memory
  2. Set Sanitize All NVDIMMs to Enabled
Set Sanitize to Enabled
  1. Set SDPM Memory Size to 32 GB
Set memory size to 32GB
  1. Confirm SDPM sanitization and reboot.
Confirm sanitation
  1. Allow the system to reboot to DDOS and then verify the SDPM by checking for NVRAM failure alerts and ensuring the file system is enabled.
# alerts show current
-- There should be no outstanding alert relating to the NVRAM subsystem.
Caution: It may take one to two minutes for the system to clear the NVRAM failure alert.

# system show nvram
Note: The battery must be at least 80% charged for the file system to start.

# filesys status
-- The Filesystem should be Enabled & Running

Affected Products

Data Domain, DD9410 Appliance, DD9910 Appliance

Products

Data Domain Deduplication Storage Systems
Article Properties
Article Number: 000283787
Article Type: How To
Last Modified: 12 Feb 2025
Version:  1
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