Using MultiSite for disaster recovery

Consider the regional CM configuration defined in Figure 12-9. The circles represent individual sites, the triangles represent project sets—defined programs that may span multiple projects and multiple VOB/dbsets:

  • Sites share some project work with one or more sites, but there is also a good bit of work that is local to the site.

  • In addition, site s4 is working on a number of programs with China and Japan.

  • Replication among sites is done every 15 to 30 minutes.

Figure 12-9. Sample regional CM sites with some MultiSite

What happens if the database for project set C is lost at s2 due to a hardware failure? ...

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