vCenter fails to back up to SMB server.

Products

• VMware vCenter Server

Issue/Introduction

Backup task for vCenter using SMB protocol could fail with below logs.

 

/var/log/vmware/applmgmt/backup.log

YYYY-MM-DDTHH:MM:SS.MMM [########-######-########] [VCDBBackup:PID-<PID>] [Proc::GetProcsStatus:Proc.py:328] ERROR: rc: 1, stderr: Traceback (most recent call last):
  File "/usr/lib/applmgmt/backup_restore/py/vmware/appliance/backup_restore/plugins/../util/Calculate.py", line 58, in <module>
    main(sys.argv[1], sys.argv[2], sys.argv[3])
  File "/usr/lib/applmgmt/backup_restore/py/vmware/appliance/backup_restore/plugins/../util/Calculate.py", line 45, in main
    stdout_obj.write(data)
BrokenPipeError: [Errno 32] Broken pipe

YYYY-MM-DDTHH:MM:SS.MMM [########-######-########] [VCDBBackup:PID-<PID>] [SMBClientStorageIOLib::get_plugin_error:SMBClientStorageIOLib.py:81] ERROR: Command failed with error: NT_STATUS_CONNECTION_DISCONNECTED
YYYY-MM-DDTHH:MM:SS.MMM [########-######-########] [VCDBBackup:PID-<PID>] [Proc::UpdateExceptionStatus:Proc.py:384] ERROR: Plugin error occurred. ErrCode: 6, Args: ()
YYYY-MM-DDTHH:MM:SS.MMM [########-######-########] [VCDBBackup:PID-<PID>] [VCDB::BackupVCDB:VCDB.py:2053] ERROR: Failed to backup VCDB.
Traceback (most recent call last):
  File "/usr/lib/applmgmt/backup_restore/py/vmware/appliance/backup_restore/components/VCDB.py", line 1997, in BackupVCDB
    full_db_checksum = _full_database_backup(
  File "/usr/lib/applmgmt/backup_restore/py/vmware/appliance/backup_restore/components/VCDB.py", line 1257, in _full_database_backup
    raise BackupRestoreError('Failed to dispatch full database files.',
util.Common.BackupRestoreError: Failed to dispatch full database files.
Underlying process status. rc: 1
stdout:
stderr: b'cli_push returned NT_STATUS_INVALID_PARAMETER\n'

 

Resolution

Workaround

De-select "SEAT"(Stats, Events, and Tasks) data from backup task.

If disabling SEAT isn't effective, please reach out for Broadcom Support.