Aru Raghuwanshi

Availability Zone Fault Tolerance - Documentation Proposal

1

### Description As of today, Druid doesn't provide AZ fault tolerance out of the box and when an AZ actually goes down, it would take down multiple historicals that are...

Feature Request - Batch Deployment for Historical Nodes

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**Problem Statement** In many Apache Druid implementations, replicas are distributed across Availability Zones (AZs) with each AZ containing its own historical tier. For large Druid clusters, this implies that there...

Old Coordinator Leader keeps emitting stale metrics for a specific datasource

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### Affected Version 28.0.1 ### Description After the coordinator leader election is concluded, sometimes the old coordinator leader keeps emitting stale metrics for a specific datasource, despite the new coordinator...