Consolidating a virtual machine snapshot on an ESXi 6.0 host fails with the error: Failed to destroy mirror node while consolidating disks

Products

• VMware vCenter Server
• VMware vSphere ESXi

Issue/Introduction

Symptoms:

• When consolidating a virtual machine snapshot on an ESXi 6.0 host, the virtual machine fails and creates a vmx-zdump file in the /vmfs/volumes/datastore/virtual_machine/ directory.
   
• In the /vmfs/volumes/datastore/virtual_machine/vmware.log file, you see entries similar to:
  
  YYYY-MM-DDT<time>| vcpu-0| W110: Mirror_DisconnectMirrorNode: Failed to send disconnect ioctl for mirror node '2c378214-4f068217-svmmirror': (Device or resource busy)
  YYYY-MM-DDT<time>| vcpu-0| W110: Mirror: scsi0:1: MirrorDisconnectDiskMirrorNode: Failed to disconnect mirror node '/vmfs/devices/svm/2c378214-4f068217-svmmirror'
  YYYY-MM-DDT<time>| vcpu-0| W110: ConsolidateDiskCloseCB: Failed to destroy mirror node while consolidating disks '/vmfs/volumes/path/to/virtualmachine-000001.vmdk' -> '/vmfs/volumes/path/to/virtualmachine.vmdk'.
  </time></time></time>
• In the /var/log/vmkernel.log file, you see entries similar to:
  
  YYYY-MM-DDT<time> cpu17:24867248)SVM: 2463: Error destroying device 2c378214-4f068217-svmmirror (Busy)
  YYYY-MM-DDT<time> cpu2:36794)FSS: 5327: No FS driver claimed device '2c378214-4f068217-svmmirror': No filesystem on the device
  YYYY-MM-DDT<time> cpu2:36794)FSS: 5327: No FS driver claimed device 'control': No filesystem on the device</time></time></time>
  
  Note: This log excerpt is an example. Date, time, and environmental variables may vary depending on your environment.

Environment

VMware vSphere ESXi 6.0
VMware vCenter Server 6.0.x

Resolution

This issue is resolved in VMware ESXi 6.0 Update 1b.

Additional Information