v2.3.20

milvus-io/milvusv2.3.20Jul 24, 2024by yanliang567

AI Summary

Focuses on bug fixes for segment management and upgrades including Go 1.21 and Knowhere 2.2.7, along with a new metric for proxy queue wait duration.

Key Highlights

Metric to record proxy queue wait duration
Upgraded Go version to 1.21
Upgraded Knowhere to v2.2.7

New Features

Added a metric to record the duration of requests waiting in the proxy queue

Full Release Notes

## v2.3.20

Release data: July 25, 2024

| Milvus version | Python SDK version | Java SDK version | Go SDK version | Node.js SDK version |
|----------------|--------------------|------------------|----------------|---------------------|
| 2.3.20         | 2.3.7              | 2.3.6            | 2.3.6          | 2.3.5               |

Milvus v2.3.20 brings several important bug fixes focused on enhancing segment management. This release also includes an upgrade to Go version 1.21, which allows the pprof tool to capture C++ code profiles, significantly aiding in diagnosing Milvus. Additionally, the Knowhere version has been updated to v2.2.7, enabling Milvus to be compiled with glibc versions ≤ 2.30. A new metric has been introduced to record the duration that requests wait in the proxy queue, improving Milvus's observability.

### Features

- Added a metric to record the duration of requests waiting in the proxy queue ([#34791](https://github.com/milvus-io/milvus/pull/34791)).

### Improvements

- Upgraded Knowhere to version 2.2.7 ([#34825](https://github.com/milvus-io/milvus/pull/34825)).
- Upgraded Go version from 1.20 to 1.21 ([#34759](https://github.com/milvus-io/milvus/pull/34759)).

### Bug fixes

- Initialized the hook when creating the proxy object ([#34936](https://github.com/milvus-io/milvus/pull/34936)).
- Fixed a parsing issue for the plan proto for search types ([#34945](https://github.com/milvus-io/milvus/pull/34945)).
- Resolved an issue where segments could bounce between delegator and worker ([#34889](https://github.com/milvus-io/milvus/pull/34889)).
- Prevented the generation of reduce channel tasks before channel balancing is complete ([#34721](https://github.com/milvus-io/milvus/pull/34721)).
- Avoided segment shortages caused by deduplicated segment tasks ([#34882](https://github.com/milvus-io/milvus/pull/34882)).
- Discarded compaction plans when closing DataSyncService ([#34737](https://github.com/milvus-io/milvus/pull/34737)).
- Fixed a typo in the compatible ascending index ([#34712](https://github.com/milvus-io/milvus/pull/34712)).