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PowerStore: Clusters that have SAS Expansion Enclosures may experience unexpected node reboots when running PowerStoreOS versions 3.0 to 3.5

Summary: Clusters that have one or more SAS Expansion Enclosures, may experience unexpected node reboots when running PowerStoreOS versions 3.0 to 3.5.

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

The PowerStore nodes may unexpectedly reboot if these conditions are met:
  • The cluster is on PowerStoreOS version 3.0.x, 3.2.x, or 3.5.x.
  • There are one or more SAS expansion enclosures attached to any of the appliances in the cluster.

Cause

The SAS drivers may time out due to a lock issue on the SAS controller.
This in turn causes a node unexpected reboot.

Resolution

The issue is resolved in PowerStoreOS version 3.6 and above.

Affected Products

PowerStore
Article Properties
Article Number: 000203131
Article Type: Solution
Last Modified: 20 May 2024
Version:  23
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