# | Component | Consideration | Resource |
1 | DNS | Lower TTL on DNS. Redirect to maintenance page. | DNS Administrator |
2 | VCD Cells | Suspend VCD scheduler and shutdown first cell. Repeat for subsequent cells. Backup and/or snapshot of virtual machines. | vCloud Administrator vSphere Administrator |
3 | VMware Service Manager | Backup Service Manager database. Shut down Service Manager. Backup and/or snapshot of virtual machine. | vCloud Administrator vSphere Administrator |
4 | VCD Database | Backup VCD database. | Database Administrator |
5 | Chargeback Managers | Shutdown vCenter Chargeback servers and perform backup and/or snapshot of virtual machines. | vSphere Administrator |
6 | Chargeback database | Backup chargeback database. | Database Administrator |