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issue: #46274 <!-- This is an auto-generated comment: release notes by coderabbit.ai --> ## Summary by CodeRabbit * **Performance Improvements** * Field-level text index creation and JSON-key statistics now run concurrently, reducing overall indexing time and speeding task completion. * **Observability Enhancements** * Per-task and per-field logging expanded with richer context and per-phase elapsed-time reporting for improved monitoring and diagnostics. * **Refactor** * Node slot handling simplified to compute slot counts on demand instead of storing them. <sub>✏️ Tip: You can customize this high-level summary in your review settings.</sub> <!-- end of auto-generated comment: release notes by coderabbit.ai --> --------- Signed-off-by: Cai Zhang <cai.zhang@zilliz.com>
Data Node
DataNode is the component to write insert and delete messages into persistent blob storage, for example MinIO or S3.
Dependency
- KV store: a kv store that persists messages into blob storage.
- Message stream: receive messages and publish information
- Root Coordinator: get the latest unique IDs.
- Data Coordinator: get the flush information and which message stream to subscribe.