PowerStore: Upgrading from PowerStoreOS 3.0/3.2 to 4.0.0.x may fail and roll back if new SCSI reservations occur during the process

Summary: Upgrading from PowerStoreOS 3.0.x or 3.2.x directly to 4.0.0.x may fail and roll back if there are new SCSI reservation requests during the upgrade progress.

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Symptoms

The following PowerStoreOS software versions may be exposed to this issue:
  • PowerStoreOS 3.0.x
  • PowerStoreOS 3.2.x

The following changes to a PowerStore environment may expose this issue:
  • Direct software upgrade from PowerStoreOS 3.0.x to PowerStoreOS 4.0.0.x
  • Direct software upgrade from PowerStoreOS 3.2.x to PowerStoreOS 4.0.0.x

The following host mechanism may contribute to exposing this issue:
  • Use of SCSI reservations to control access to volumes. SCSI reservations are seen in clustered host environments, hosts configured for high availability, virtualized environments, and when using backup/restore based applications.

Cause

SCSI reservation requests sent to a PowerStore appliance during a software upgrade may not be processed correctly.

In rare scenarios, internal services may be impacted for a brief period of time.

Resolution

This issue is fixed in PowerStoreOS 4.0.1.0 (and greater).
 

This issue is not encountered when performing a direct upgrade from PowerStoreOS 3.0.x or PowerStoreOS 3.2.x to PowerStoreOS 4.0.1.0 (and greater).
 

See the PowerStoreOS Matrix for the latest PowerStoreOS software offerings.

Produse afectate

PowerStore, PowerStore 1000T, PowerStore 1200T, PowerStore 3000T, PowerStore 3200T, PowerStore 5000T, PowerStore 500T, PowerStore 5200T, PowerStore 7000T, PowerStore 9000T

Produse

PowerStore 9200T, PowerStoreOS
Proprietăți articol
Article Number: 000228564
Article Type: Solution
Ultima modificare: 14 Feb 2025
Version:  3
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