diff --git a/projects/app/src/pages/api/core/dataset/training/rebuildEmbedding.ts b/projects/app/src/pages/api/core/dataset/training/rebuildEmbedding.ts
index f33cea69c92..3e59e087b0a 100644
--- a/projects/app/src/pages/api/core/dataset/training/rebuildEmbedding.ts
+++ b/projects/app/src/pages/api/core/dataset/training/rebuildEmbedding.ts
@@ -81,50 +81,61 @@ async function handler(
   });
 
   // get 10 init dataset.data
-  const arr = new Array(10).fill(0);
+  const max = global.systemEnv?.vectorMaxProcess || 10;
+  const arr = new Array(max * 2).fill(0);
+
   for await (const _ of arr) {
-    await mongoSessionRun(async (session) => {
-      const data = await MongoDatasetData.findOneAndUpdate(
-        {
-          teamId,
-          datasetId,
-          rebuilding: true
-        },
-        {
-          $unset: {
-            rebuilding: null
+    try {
+      const hasNext = await mongoSessionRun(async (session) => {
+        // get next dataset.data
+        const data = await MongoDatasetData.findOneAndUpdate(
+          {
+            rebuilding: true,
+            teamId,
+            datasetId
+          },
+          {
+            $unset: {
+              rebuilding: null
+            },
+            updateTime: new Date()
           },
-          updateTime: new Date()
-        },
-        {
-          session
-        }
-      ).select({
-        _id: 1,
-        collectionId: 1
-      });
-
-      if (data) {
-        await MongoDatasetTraining.create(
-          [
-            {
-              teamId,
-              tmbId,
-              datasetId,
-              collectionId: data.collectionId,
-              billId,
-              mode: TrainingModeEnum.chunk,
-              model: vectorModel,
-              q: '1',
-              dataId: data._id
-            }
-          ],
           {
             session
           }
-        );
+        ).select({
+          _id: 1,
+          collectionId: 1
+        });
+
+        if (data) {
+          await MongoDatasetTraining.create(
+            [
+              {
+                teamId,
+                tmbId,
+                datasetId,
+                collectionId: data.collectionId,
+                billId,
+                mode: TrainingModeEnum.chunk,
+                model: vectorModel,
+                q: '1',
+                dataId: data._id
+              }
+            ],
+            {
+              session
+            }
+          );
+        }
+
+        return !!data;
+      });
+
+      if (!hasNext) {
+        break;
       }
-    });
+    } catch (error) {}
   }
 
   return {};
diff --git a/projects/app/src/service/events/generateVector.ts b/projects/app/src/service/events/generateVector.ts
index 87ba7994ca5..e72c51e872c 100644
--- a/projects/app/src/service/events/generateVector.ts
+++ b/projects/app/src/service/events/generateVector.ts
@@ -158,27 +158,69 @@ const rebuildData = async ({
 
   const deleteVectorIdList = mongoData.indexes.map((index) => index.dataId);
 
-  const { tokens } = await mongoSessionRun(async (session) => {
-    // update vector, update dataset.data rebuilding status, delete data from training
-    const updateResult = await Promise.all(
-      mongoData.indexes.map(async (index, i) => {
-        const result = await insertDatasetDataVector({
-          query: index.text,
-          model: getVectorModel(trainingData.model),
-          teamId: mongoData.teamId,
-          datasetId: mongoData.datasetId,
-          collectionId: mongoData.collectionId
-        });
-        mongoData.indexes[i].dataId = result.insertId;
-        return result;
-      })
-    );
+  // Find next rebuilding data to insert training queue
+  await mongoSessionRun(async (session) => {
+    // get new mongoData insert to training
+    const newRebuildingData = await MongoDatasetData.findOneAndUpdate(
+      {
+        teamId: mongoData.teamId,
+        datasetId: mongoData.datasetId,
+        rebuilding: true
+      },
+      {
+        $unset: {
+          rebuilding: null
+        },
+        updateTime: new Date()
+      },
+      { session }
+    ).select({
+      _id: 1,
+      collectionId: 1
+    });
 
-    // Ensure that the training data is deleted after the Mongo update is successful
+    if (newRebuildingData) {
+      await MongoDatasetTraining.create(
+        [
+          {
+            teamId: mongoData.teamId,
+            tmbId: trainingData.tmbId,
+            datasetId: mongoData.datasetId,
+            collectionId: newRebuildingData.collectionId,
+            billId: trainingData.billId,
+            mode: TrainingModeEnum.chunk,
+            model: trainingData.model,
+            q: '1',
+            dataId: newRebuildingData._id
+          }
+        ],
+        { session }
+      );
+    }
+  });
+
+  // update vector, update dataset_data rebuilding status, delete data from training
+  // 1. Insert new vector to dataset_data
+  const updateResult = await Promise.all(
+    mongoData.indexes.map(async (index, i) => {
+      const result = await insertDatasetDataVector({
+        query: index.text,
+        model: getVectorModel(trainingData.model),
+        teamId: mongoData.teamId,
+        datasetId: mongoData.datasetId,
+        collectionId: mongoData.collectionId
+      });
+      mongoData.indexes[i].dataId = result.insertId;
+      return result;
+    })
+  );
+  const { tokens } = await mongoSessionRun(async (session) => {
+    // 2. Ensure that the training data is deleted after the Mongo update is successful
     await mongoData.save({ session });
+    // 3. Delete the training data
     await trainingData.deleteOne({ session });
 
-    // delete old vector
+    // 4. Delete old vector
     await deleteDatasetDataVector({
       teamId: mongoData.teamId,
       idList: deleteVectorIdList
@@ -189,59 +231,6 @@ const rebuildData = async ({
     };
   });
 
-  // find next data insert to training queue
-  const arr = new Array(5).fill(0);
-
-  for await (const _ of arr) {
-    try {
-      const hasNextData = await mongoSessionRun(async (session) => {
-        // get new mongoData insert to training
-        const newRebuildingData = await MongoDatasetData.findOneAndUpdate(
-          {
-            teamId: mongoData.teamId,
-            datasetId: mongoData.datasetId,
-            rebuilding: true
-          },
-          {
-            $unset: {
-              rebuilding: null
-            },
-            updateTime: new Date()
-          },
-          { session }
-        ).select({
-          _id: 1,
-          collectionId: 1
-        });
-
-        if (newRebuildingData) {
-          await MongoDatasetTraining.create(
-            [
-              {
-                teamId: mongoData.teamId,
-                tmbId: trainingData.tmbId,
-                datasetId: mongoData.datasetId,
-                collectionId: newRebuildingData.collectionId,
-                billId: trainingData.billId,
-                mode: TrainingModeEnum.chunk,
-                model: trainingData.model,
-                q: '1',
-                dataId: newRebuildingData._id
-              }
-            ],
-            { session }
-          );
-        }
-
-        return !!newRebuildingData;
-      });
-
-      if (!hasNextData) {
-        break;
-      }
-    } catch (error) {}
-  }
-
   return { tokens };
 };