Fault domains
A fault domain (FD) is an area of coordinated failure. FDs are not restricted to a rack of servers. Several other factors are considered while composing a fault domain such as connection to the same ethernet switch and connection to the same power supply. When you provision a Service Fabric cluster on Azure, your nodes are distributed across several Fault Domains. At runtime, the Service Fabric cluster resource manager spreads replicas of each service across nodes in different fault domains so that failure of a node does not bring down the application.
Service Fabric's cluster resource manager prefers to allocate replicas of your service in a balanced tree of fault domains so that failure of a particular domain does not cause ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access