Article Number: 000170637
Data inconsistency on DR snapshot may occur post undo writes operation during image access
No error are logged on the VMAX side
Time: Sat Aug 24 20:10:41 2019
Event ID: 4108
Global links: None
RPA: RPA 2
Groups: [Test, Prod]
Links: [Test, Prod-remote]
Volumes: [Test, remote, RSet0]
Summary: Replication integrity issue detected
Details: The data in the following blocks differ ... ABBRIDGED
Improper handling of SDDF in the VMAX microcode.
Force a full sweep on the affected Cg to resolve the corruption, the issue will re-occur until the permanent fix is applied
This issue is addressed in the Vmax microcode 5978.221.221 fix 104350 version and above.
You should always upgrade Vmax microcode to the latest cumulative code
To determine whether an upgrade is appropriate for your environment, contact the Dell EMC Customer Support Center or your service representative and reference this solution ID.
20 Nov 2020