VM Snapshot Size (GB) alarm incorrectly triggers on virtual machines with no snapshots

Products

• VMware vSphere ESXi

Issue/Introduction

Symptoms:
In VMware vCenter Server 5.1:

• You configured a vCenter Server alarm to send alarms when virtual machines are running from snapshots
• The alarm is falsely triggered even when the virtual machine does not have snapshots
• You created the VM Snapshot Size (GB) alarm in vCenter Server
• You see false alarms for multiple virtual machines in the inventory
• Snapshot Alarms get triggered regardless of Alarm Definition Threshold setting

Resolution

This issue is resolved in vCenter Server 5.1 Update 1. To download vCenter Server 5.1 Update 1, see the VMware Download Center.

To work around this issue when you do not want to upgrade, disable the VM Snapshot Size (GB) alarm in vCenter Server 5.1.

Additional Information

仮想マシンのスナップショット サイズ (GB) のアラームがスナップショットのない仮想マシンで誤ってトリガされる