SUMMARY
Backups may become slow on servers running McAfee On-Access Scanner. When an anti-virus scan is occurring at the same time as a backup, it can drastically affect the speed of the backup.
ISSUE
Slow backups due to McAfee On-Access scanner
For more detailed information on backup failures and performance issues see Unitrends KB 5062 - Backup Failures and Performance Issues
RESOLUTION
Disable McAfee from running files Unitrends is currently backing up by:
- Opening McAfee On-Access Scanner
- All Processes
- Scan Items tab
- Uncheck Opened for backup
CAUSE
When an anti-virus scan is occurring at the same time as a backup, it will drastically affect the speed of the backup.