Data Domain: Upgrade Precheck Fails with "Replication Initialize in Progress" Message

Summary: During a DDOS upgrade, the precheck may fail with the message "Replication Initialize in Progress" even when no replication contexts are initializing. This is caused by a defect in the replication precheck logic. A workaround is available to bypass the check, and a permanent fix is in DDOS version 8.1.0.0 and later. ...

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Symptoms

During the DDOS upgrade precheck, the process fails with the following message 

"There is a replication initialize in progress, upgrade cannot proceed."
 

This occurs even when there are no replication contexts currently initializing.

 

sysadmin@DD6800# system upgrade status
Current Upgrade Status: DD OS precheck found 1 blocking issue(s)
Node   Severity   Issue                           Solution                    
----   --------   ------------------------------  --------                    
0      CRITICAL   There is a replication          Please wait for replication   
                  initialize in progress,         initialize to finish or       
                  upgrade cannot proceed          contact support for help  

sysadmin@DD6800# replication status
CTX   Destination                            Enabled   Connection   Sync'ed-as-of-time
---   ------------------------------------   -------   ----------   ------------------
1     mtree://DD6800/data/col1/New            yes       idle        Thu Jun  5 05:53 
2     mtree://DD6800/data/col1/Old            yes       idle        Thu Jun  5 05:53
---   ------------------------------------   -------   ----------   ------------------

Cause

This issue is due to a defect in the replication precheck logic within the DDOS upgrade process.

Resolution

Resolution

This issue is resolved in DDOS version 8.1.0.0 and later. Upgrading to this version or higher will prevent the precheck error from occurring.

Affected Products

Data Domain
Article Properties
Article Number: 000337675
Article Type: Solution
Last Modified: 22 Jul 2025
Version:  2
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