PowerStore: System Check detects unnecessary de-stages

Summary: The System Check detects if there are unnecessary de-stages, which may lead to excessive drive wear.

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
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Symptoms

If the System Check detects the excessive wear issue, the following error message is displayed: "Possible issue causing excessive wear on drives is detected. (KB#000220203)"

Screenshot of the PowerStore Manager:image.png

When detected by the service script svc_health_check: 
[...@ABCDEF-A ~]$ svc_health_check run -rhc dp_dedupe_destage_leak_check
Name                               Location  Status     Description
Datapath Dedup Destage Leak        node_a    Failed     Possible issue causing excessive wear on drives is detected. (KB#000220203)
Datapath Dedup Destage Leak        node_b    Failed     Possible issue causing excessive wear on drives is detected. (KB#000220203)
 
 
SUMMARY Status: Failed
   Passed:      0
   Failed:      2
   Total:       2
 

Cause

The system check detects the issue of KB 000206257 PowerStore: NVMe SSD may wear faster due to increased write amplification.

The issue is resolved in 3.6 and later.

Resolution

If the issue is detected, upgrade to 3.6 or later.
If upgrade to 3.6 cannot be performed in the near future, contact technical support for assistance. Reference this KB Article for expedited handling. A script can be run to remedy the excessive drive wear from occurring in the future.

Additional Information

 KB 000192601 PowerStore: How to Check the Health of the Cluster Before Software Upgrade Using Pre-Upgrade Health Check and System Check.

KB 000214752 PowerStore: Landing Page for In Market (off-release) System Health Checks lists all the health checks in the Health Check thin package.

Affected Products

PowerStore
Article Properties
Article Number: 000220203
Article Type: Solution
Last Modified: 14 Jun 2025
Version:  3
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