Backup Manager encountered an exception during VAMI File Backup resulting in "NT_STATUS_DISK_FULL" Error

Products

• VMware vCenter Server 8.0

Issue/Introduction

• When attempting a file-based backup in VAMI using the SMB protocol, the operation fails with the error "Backup Manager encountered an exception"
  
  

 

• Log file /var/log/vmware/applmgmt/backup.log will show entries similar to :
  
  YYYY-MM-DDTHH:MM:SS.233 [20250911-100456-24674346] [ComponentScriptsBackup:PID-400585] [Proc :: GetProcsStatus:Proc.py:333] INFO: Skip to report the error.
YYYY-MM-DDTHH:MM:SS.233 [20250911-100456-24674346] [ComponentScriptsBackup:PID-400585]
[Proc: : GetProcsStatus: Proc.py: 344] ERROR: Process returncode is 1, but expected exit codes are [0].
[ComponentScriptsBackup:PID-400585] [Proc :: GetProcsStatus: Proc.py:361] ERROR: rc: 1, stderr: b'cli_push returned NT_STATUS_DISK_FULL


Environment

vCenter Server 8.x

Cause

This indicates that the file server used as the backup destination does not have sufficient free disk space to store additional backup data.

Resolution

• Verify that the destination disk has adequate free space for the backup. Ensure that the disk has enough space to accommodate the entire backup data set.

Additional Information

Configure and Schedule Backups