Unclean Leader Election

The video tutorial discusses leader election and unclean leader election in distributed systems. It explains the default behavior when in-sync replicas (ISR) fail and the option to enable unclean leader election for improved availability at the cost of potential data loss. The tutorial emphasizes the risks and tradeoffs between availability and consistency, recommending that beginners avoid enabling unclean leader election. Advanced use cases where data loss is acceptable are also covered.

Why is enabling unclean leader election considered dangerous?

In what scenarios might loss of data be acceptable when using unclean leader election?