In This Chapter

This chapter describes the various mirroring tasks that are required to use the database server mirroring feature. It provides an overview of the steps required for mirroring data. Then it describes the following tasks:

• Enabling mirroring
• Allocating disk space for mirror chunks
• Starting mirroring (creating mirror chunks)
• Adding chunks to mirrored dbspaces
• Changing the mirror status of chunks
• Modifying mirroring on all coservers
• Relinking mirror chunks after a disk failure
• Ending mirroring