The process by which the nodes of a distributed system agree on a single node to act as coordinator for a task, needed so that only one node performs a role such as issuing writes, and re-run automatically if the current leader fails.
Facts
Core PrincipleBefore the task has begun, all network nodes are either unaware which node will serve as the 'leader' (or coordinator) of the task, or unable to communicate with the current coordinator. 1 Connections
Sources
1. Leader election - Wikipedia
Definition sectionQuote, Definition section
Before the task has begun, all network nodes are either unaware which node will serve as the 'leader' (or coordinator) of the task, or unable to communicate with the current coordinator.
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