optimize: batch embedding and qdrant write_consistency_factor parameter

api/core/rag/datasource/vdb/qdrant/qdrant_vector.py

@@ -47,6 +47,7 @@ class QdrantConfig(BaseModel):
     grpc_port: int = 6334
     prefer_grpc: bool = False
     replication_factor: int = 1
+    write_consistency_factor: int = 1
 
     def to_qdrant_params(self):
         if self.endpoint and self.endpoint.startswith("path:"):
@@ -127,6 +128,7 @@ def create_collection(self, collection_name: str, vector_size: int):
                     hnsw_config=hnsw_config,
                     timeout=int(self._client_config.timeout),
                     replication_factor=self._client_config.replication_factor,
+                    write_consistency_factor=self._client_config.write_consistency_factor,
                 )
 
                 # create group_id payload index

api/core/rag/datasource/vdb/vector_factory.py

@@ -1,3 +1,5 @@
+import logging
+import time
 from abc import ABC, abstractmethod
 from typing import Any, Optional
 
@@ -13,6 +15,8 @@
 from extensions.ext_redis import redis_client
 from models.dataset import Dataset, Whitelist
 
+logger = logging.getLogger(__name__)
+
 
 class AbstractVectorFactory(ABC):
     @abstractmethod
@@ -173,8 +177,20 @@ def get_vector_factory(vector_type: str) -> type[AbstractVectorFactory]:
 
     def create(self, texts: Optional[list] = None, **kwargs):
         if texts:
-            embeddings = self._embeddings.embed_documents([document.page_content for document in texts])
-            self._vector_processor.create(texts=texts, embeddings=embeddings, **kwargs)
+            start = time.time()
+            logger.info(f"start embedding {len(texts)} texts {start}")
+            batch_size = 1000
+            total_batches = len(texts) + batch_size - 1
+            for i in range(0, len(texts), batch_size):
+                batch = texts[i : i + batch_size]
+                batch_start = time.time()
+                logger.info(f"Processing batch {i // batch_size + 1}/{total_batches} ({len(batch)} texts)")
+                batch_embeddings = self._embeddings.embed_documents([document.page_content for document in batch])
+                logger.info(
+                    f"Embedding batch {i // batch_size + 1}/{total_batches} took {time.time() - batch_start:.3f}s"
+                )
+                self._vector_processor.create(texts=batch, embeddings=batch_embeddings, **kwargs)
+            logger.info(f"Embedding {len(texts)} texts took {time.time() - start:.3f}s")
 
     def add_texts(self, documents: list[Document], **kwargs):
         if kwargs.get("duplicate_check", False):