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9.5. Multi-Site Deployment

The CloudStack platform scales well into multiple sites through the use of zones. The following diagram shows an example of a multi-site deployment.
Example Of A Multi-Site Deployment
Data Center 1 houses the primary Management Server as well as zone 1. The MySQL database is replicated in real time to the secondary Management Server installation in Data Center 2.
Separate Storage Network
This diagram illustrates a setup with a separate storage network. Each server has four NICs, two connected to pod-level network switches and two connected to storage network switches.
There are two ways to configure the storage network:
NIC Bonding And Multipath I/O
This diagram illustrates the differences between NIC bonding and Multipath I/O (MPIO). NIC bonding configuration involves only one network. MPIO involves two separate networks.