VSSWriter

Hi

We have backupExec 2012 with latest update and Win 2012 hyperv with VM, we are doing host backup and VM backup as whole VM without any applicaiton agents. What Vss Writer BackExec using to do VM whole machine and host backup 

 Writer name: 'Task Scheduler Writer'
  
Writer name: 'VSS Metadata Store Writer'
  
Writer name: 'Performance Counters Writer'
  
Writer name: 'System Writer'
  
Writer name: 'ASR Writer'
  
Writer name: 'WMI Writer'
  
Writer name: 'Registry Writer'
  
Writer name: 'IIS Config Writer'
  
Writer name: 'CvWriter'
  
Writer name: 'IIS Metabase Writer'
 
Writer name: 'Microsoft Exchange Writer'
  
Writer name: 'FSCVSSWriter'
  
Writer name: 'Shadow Copy Optimization Writer'
  
Writer name: 'Cluster Database'
  
Writer name: 'COM+ REGDB Writer'
  
Writer name: 'BITS Writer'
  
 

Thanks