Qdrant 1.15.2 release notes, 11 Aug 2025

https://github.com/qdrant/qdrant/pull/6891 - Implement BM25 inference in Qdrant locally
https://github.com/qdrant/qdrant/pull/6926 - Improve performance of mutable map index, used for full text, integers and more
https://github.com/qdrant/qdrant/pull/6993 - Make log buffer size adjustable when logging to a file

https://github.com/qdrant/qdrant/pull/6954 - Fix consistency problem in null index storage by deferring writes until flush
https://github.com/qdrant/qdrant/pull/6977 - Fix consistency problem in boolean index storage by deferring writes until flush
https://github.com/qdrant/qdrant/pull/6994 - Fix consistency problem for deleted vectors by deferring writes until flush
https://github.com/qdrant/qdrant/pull/6966 - Fix flush logic in memory mapped bit flags structure, improving data consistency
https://github.com/qdrant/qdrant/pull/6975 - Delete versionless points before WAL replay, fix incorrect use of corrupt points
https://github.com/qdrant/qdrant/pull/6952 - Fix date time error in custom score boosting formula when having multiple nodes
https://github.com/qdrant/qdrant/pull/6998 - In score boosting formula validation error, show each index type only once
https://github.com/qdrant/qdrant/pull/6959 - Fix range bounds not being inclusive for linear decay function
https://github.com/qdrant/qdrant/pull/6958 - Fix default storage path and missing web UI assets in Debian package

https://github.com/qdrant/qdrant-web-ui/pull/299 - Show shard distribution of collection in cluster as replica/node matrix