When the database leader goes dark
The StreamFlix scenario: what happens when a follower or the leader of a replicated database fails, the failover dance, synchronous vs asynchronous replication by what the data is worth, how PostgreSQL and MongoDB fail over, and the split brain GitHub hit in 2018.
01 · 2 AM, Black Friday
CASE-003 · Handling Node Outages in Leader-Follower Database Replication: A Tale of Resilience
When the leader goes dark.
Imagine StreamFlix
Imagine you're running StreamFlix, a popular video streaming platform serving millions of users around the world.
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