high severityQdrant vector database
High RAM usage or OOM errors after creating payload indexes on large collections with sizable payloads/high-cardinality fields; memory spikes during index build.[Qdrant Indexing Docs](https://qdrant.tech/documentation/concepts/indexing/)
Root cause
Payload indexes stored fully in RAM by default for fast filter evaluation during vector search, consuming memory proportional to field cardinality and payload size.[Qdrant Indexing Docs](https://qdrant.tech/documentation/concepts/indexing/)
qdrantpayload-indexon_diskoommemory-leak