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v1.18.1

mastra-ai/mastrav1.18.1May 22, 2026by timvisee

AI Summary

Focuses on refactoring quantized multi-vector scorers for io_uring support and fixing various bugs related to consensus operations and snapshot transfers.

Key Highlights

  • Refactored quantized multi-vector scorers for io_uring support.
  • Vector dimension validation before WAL write.
  • Notifications for pending consensus operations on snapshot apply.
  • Fixes for indexed integer range filters and snapshot transfers.
  • Snapshot transfer cancellation improvements.

New Features

  • Async upsert validation logic.
  • Optimized sequential mmap usage.
  • Shard transfer method fallbacks.

Full Release Notes

# Change log

## Improvements

* https://github.com/qdrant/qdrant/pull/8988 - Refactor quantized multi-vector scorers for io_uring support
* https://github.com/qdrant/qdrant/pull/9058 - Validate vector dimensions before WAL write for async upserts

## Bug Fixes

* https://github.com/qdrant/qdrant/pull/8990 - Notify pending consensus ops on snapshot apply
* https://github.com/qdrant/qdrant/pull/9054 - Fix indexed integer range filter with float values
* https://github.com/qdrant/qdrant/pull/9055 - Fix `{match: {except: []}}` returning zero results with payload index
* https://github.com/qdrant/qdrant/pull/9070 - Fix empty vector panic
* https://github.com/qdrant/qdrant/pull/9099 - Fix TurboQuant heap memory under-reporting
* https://github.com/qdrant/qdrant/pull/9107 - Do not use unnecessary sequential mmaps
* https://github.com/qdrant/qdrant/pull/9014 - Fix resharding cleanup data race with update queue
* https://github.com/qdrant/qdrant/pull/9120 - Use cluster default shard transfer method for fallback
* https://github.com/qdrant/qdrant/pull/9121 - Recreate workers/optimizers async to not block consensus
* https://github.com/qdrant/qdrant/pull/9110 - Restart optimizer on conflicting vector schema
* https://github.com/qdrant/qdrant/pull/9122 - Do not remove shard for snapshot transfer receiver
* https://github.com/qdrant/qdrant/pull/9125 - Fix snapshot transfer cancellation on external malformed requests
* https://github.com/qdrant/qdrant/pull/9116 - Fix deleted mask race on optimization and snapshot creation

## Security

* https://github.com/qdrant/qdrant/pull/9031 - Authorize request before we accept snapshot file upload