diff --git a/src/components/inline-edit/InlineEdit.tsx b/src/components/inline-edit/InlineEdit.tsx
index 03d78ea..8dcbf35 100644
--- a/src/components/inline-edit/InlineEdit.tsx
+++ b/src/components/inline-edit/InlineEdit.tsx
@@ -258,6 +258,8 @@ export const InlineEdit: React.FC<InlineEditProps> = ({
 			let fileContent: string;
 			try {
 				fileContent = await plugin.app.vault.cachedRead(activeFile);
+				// 清理null字节，防止PostgreSQL UTF8编码错误
+				fileContent = fileContent.replace(/\0/g, '');
 			} catch (err) {
 				const error = err as Error;
 				console.error(t("inlineEdit.readFileError"), error.message);
@@ -278,7 +280,9 @@ export const InlineEdit: React.FC<InlineEditProps> = ({
 				return;
 			}
 
-			const oldContent = await plugin.app.vault.read(activeFile);
+			let oldContent = await plugin.app.vault.read(activeFile);
+			// 清理null字节，防止PostgreSQL UTF8编码错误
+			oldContent = oldContent.replace(/\0/g, '');
 			await plugin.app.workspace.getLeaf(true).setViewState({
 				type: APPLY_VIEW_TYPE,
 				active: true,
diff --git a/src/core/file-search/match/coreplugin-match.ts b/src/core/file-search/match/coreplugin-match.ts
index e54172d..a82f73b 100644
--- a/src/core/file-search/match/coreplugin-match.ts
+++ b/src/core/file-search/match/coreplugin-match.ts
@@ -56,7 +56,9 @@ export async function matchSearchUsingCorePlugin(
                 break;
             }
 
-            const content = await vault.cachedRead(file as TFile);
+            let content = await vault.cachedRead(file as TFile);
+            // 清理null字节，防止PostgreSQL UTF8编码错误
+            content = content.replace(/\0/g, '');
             const lines = content.split('\n');
 
             // `fileMatches.result.content` holds an array of matches for the file.
diff --git a/src/database/modules/vector/vector-manager.ts b/src/database/modules/vector/vector-manager.ts
index a579f67..eb4511e 100644
--- a/src/database/modules/vector/vector-manager.ts
+++ b/src/database/modules/vector/vector-manager.ts
@@ -52,6 +52,29 @@ export class VectorManager {
 		)
 	}
 
+	// 强制垃圾回收的辅助方法
+	private forceGarbageCollection() {
+		try {
+			if (typeof global !== 'undefined' && global.gc) {
+				global.gc()
+			} else if (typeof window !== 'undefined' && (window as any).gc) {
+				(window as any).gc()
+			}
+		} catch (e) {
+			// 忽略垃圾回收错误
+		}
+	}
+
+	// 检查并清理内存的辅助方法
+	private async memoryCleanup(batchCount: number) {
+		// 每10批次强制垃圾回收
+		if (batchCount % 10 === 0) {
+			this.forceGarbageCollection()
+			// 短暂延迟让内存清理完成
+			await new Promise(resolve => setTimeout(resolve, 100))
+		}
+	}
+
 	async updateVaultIndex(
 		embeddingModel: EmbeddingModel,
 		options: {
@@ -100,29 +123,43 @@ export class VectorManager {
 			},
 		)
 
+		const skippedFiles: string[] = []
 		const contentChunks: InsertVector[] = (
 			await Promise.all(
 				filesToIndex.map(async (file) => {
-					const fileContent = await this.app.vault.cachedRead(file)
-					const fileDocuments = await textSplitter.createDocuments([
-						fileContent,
-					])
-					return fileDocuments.map((chunk): InsertVector => {
-						return {
-							path: file.path,
-							mtime: file.stat.mtime,
-							content: chunk.pageContent,
-							embedding: [],
-							metadata: {
-								startLine: Number(chunk.metadata.loc.lines.from),
-								endLine: Number(chunk.metadata.loc.lines.to),
-							},
-						}
-					})
+					try {
+						let fileContent = await this.app.vault.cachedRead(file)
+						// 清理null字节，防止PostgreSQL UTF8编码错误
+						fileContent = fileContent.replace(/\0/g, '')
+						const fileDocuments = await textSplitter.createDocuments([
+							fileContent,
+						])
+						return fileDocuments.map((chunk): InsertVector => {
+							return {
+								path: file.path,
+								mtime: file.stat.mtime,
+								content: chunk.pageContent.replace(/\0/g, ''), // 再次清理，确保安全
+								embedding: [],
+								metadata: {
+									startLine: Number(chunk.metadata.loc.lines.from),
+									endLine: Number(chunk.metadata.loc.lines.to),
+								},
+							}
+						})
+					} catch (error) {
+						console.warn(`跳过文件 ${file.path}:`, error.message)
+						skippedFiles.push(file.path)
+						return []
+					}
 				}),
 			)
 		).flat()
 
+		if (skippedFiles.length > 0) {
+			console.warn(`跳过了 ${skippedFiles.length} 个有问题的文件:`, skippedFiles)
+			new Notice(`跳过了 ${skippedFiles.length} 个有问题的文件`)
+		}
+
 		updateProgress?.({
 			completedChunks: 0,
 			totalChunks: contentChunks.length,
@@ -130,18 +167,22 @@ export class VectorManager {
 		})
 
 		const embeddingProgress = { completed: 0 }
-		const embeddingChunks: InsertVector[] = []
-		const insertBatchSize = 64 // 数据库插入批量大小
+		// 减少批量大小以降低内存压力
+		const insertBatchSize = 16 // 从64降低到16
+		let batchCount = 0
 		
 		try {
 			if (embeddingModel.supportsBatch) {
-				// 支持批量处理的提供商：使用批量处理逻辑
-				const embeddingBatchSize = 64 // API批量处理大小
+				// 支持批量处理的提供商：使用流式处理逻辑
+				const embeddingBatchSize = 16 // 从64降低到16
 				
 				for (let i = 0; i < contentChunks.length; i += embeddingBatchSize) {
+					batchCount++
 					const batchChunks = contentChunks.slice(i, Math.min(i + embeddingBatchSize, contentChunks.length))
 					const batchTexts = batchChunks.map(chunk => chunk.content)
 					
+					const embeddedBatch: InsertVector[] = []
+					
 					await backOff(
 						async () => {
 							const batchEmbeddings = await embeddingModel.getBatchEmbeddings(batchTexts)
@@ -155,80 +196,99 @@ export class VectorManager {
 									embedding: batchEmbeddings[j],
 									metadata: batchChunks[j].metadata,
 								}
-								embeddingChunks.push(embeddedChunk)
+								embeddedBatch.push(embeddedChunk)
 							}
-							
-							embeddingProgress.completed += batchChunks.length
-							updateProgress?.({
-								completedChunks: embeddingProgress.completed,
-								totalChunks: contentChunks.length,
-								totalFiles: filesToIndex.length,
-							})
 						},
 						{
-							numOfAttempts: 5,
-							startingDelay: 1000,
+							numOfAttempts: 3, // 减少重试次数
+							startingDelay: 500, // 减少延迟
 							timeMultiple: 1.5,
 							jitter: 'full',
 						},
 					)
+
+					// 立即插入当前批次，避免内存累积
+					if (embeddedBatch.length > 0) {
+						await this.repository.insertVectors(embeddedBatch, embeddingModel)
+						// 清理批次数据
+						embeddedBatch.length = 0
+					}
+					
+					embeddingProgress.completed += batchChunks.length
+					updateProgress?.({
+						completedChunks: embeddingProgress.completed,
+						totalChunks: contentChunks.length,
+						totalFiles: filesToIndex.length,
+					})
+
+					// 定期内存清理
+					await this.memoryCleanup(batchCount)
 				}
 			} else {
-				// 不支持批量处理的提供商：使用原来的逐个处理逻辑
-				const limit = pLimit(50)
+				// 不支持批量处理的提供商：使用流式处理逻辑
+				const limit = pLimit(10) // 从50降低到10，减少并发压力
 				const abortController = new AbortController()
-				const tasks = contentChunks.map((chunk) =>
-					limit(async () => {
-						if (abortController.signal.aborted) {
-							throw new Error('Operation was aborted')
-						}
-						try {
-							await backOff(
-								async () => {
-									const embedding = await embeddingModel.getEmbedding(chunk.content)
-									const embeddedChunk = {
-										path: chunk.path,
-										mtime: chunk.mtime,
-										content: chunk.content,
-										embedding,
-										metadata: chunk.metadata,
-									}
-									embeddingChunks.push(embeddedChunk)
-									embeddingProgress.completed++
-									updateProgress?.({
-										completedChunks: embeddingProgress.completed,
-										totalChunks: contentChunks.length,
-										totalFiles: filesToIndex.length,
-									})
-								},
-								{
-									numOfAttempts: 5,
-									startingDelay: 1000,
-									timeMultiple: 1.5,
-									jitter: 'full',
-								},
-							)
-						} catch (error) {
-							abortController.abort()
-							throw error
-						}
-					}),
-				)
 				
-				await Promise.all(tasks)
-			}
-
-			// all embedding generated, batch insert
-			if (embeddingChunks.length > 0) {
-				// batch insert all vectors
-				let inserted = 0
-				while (inserted < embeddingChunks.length) {
-					const chunksToInsert = embeddingChunks.slice(
-						inserted,
-						Math.min(inserted + insertBatchSize, embeddingChunks.length)
+				// 流式处理：分批处理并立即插入
+				for (let i = 0; i < contentChunks.length; i += insertBatchSize) {
+					if (abortController.signal.aborted) {
+						throw new Error('Operation was aborted')
+					}
+					
+					batchCount++
+					const batchChunks = contentChunks.slice(i, Math.min(i + insertBatchSize, contentChunks.length))
+					const embeddedBatch: InsertVector[] = []
+					
+					const tasks = batchChunks.map((chunk) =>
+						limit(async () => {
+							if (abortController.signal.aborted) {
+								throw new Error('Operation was aborted')
+							}
+							try {
+								await backOff(
+									async () => {
+										const embedding = await embeddingModel.getEmbedding(chunk.content)
+										const embeddedChunk = {
+											path: chunk.path,
+											mtime: chunk.mtime,
+											content: chunk.content,
+											embedding,
+											metadata: chunk.metadata,
+										}
+										embeddedBatch.push(embeddedChunk)
+									},
+									{
+										numOfAttempts: 3, // 减少重试次数
+										startingDelay: 500, // 减少延迟
+										timeMultiple: 1.5,
+										jitter: 'full',
+									},
+								)
+							} catch (error) {
+								abortController.abort()
+								throw error
+							}
+						}),
 					)
-					await this.repository.insertVectors(chunksToInsert, embeddingModel)
-					inserted += chunksToInsert.length
+					
+					await Promise.all(tasks)
+					
+					// 立即插入当前批次
+					if (embeddedBatch.length > 0) {
+						await this.repository.insertVectors(embeddedBatch, embeddingModel)
+						// 清理批次数据
+						embeddedBatch.length = 0
+					}
+					
+					embeddingProgress.completed += batchChunks.length
+					updateProgress?.({
+						completedChunks: embeddingProgress.completed,
+						totalChunks: contentChunks.length,
+						totalFiles: filesToIndex.length,
+					})
+
+					// 定期内存清理
+					await this.memoryCleanup(batchCount)
 				}
 			}
 		} catch (error) {
@@ -244,6 +304,9 @@ export class VectorManager {
 				console.error('Error embedding chunks:', error)
 				throw error
 			}
+		} finally {
+			// 最终清理
+			this.forceGarbageCollection()
 		}
 	}
 
@@ -252,125 +315,160 @@ export class VectorManager {
 		chunkSize: number,
 		file: TFile
 	) {
-
-		// Delete existing vectors for the files
-		await this.repository.deleteVectorsForSingleFile(
-			file.path,
-			embeddingModel,
-		)
-
-		// Embed the files
-		const textSplitter = RecursiveCharacterTextSplitter.fromLanguage(
-			'markdown',
-			{
-				chunkSize,
-			},
-		)
-		const fileContent = await this.app.vault.cachedRead(file)
-		const fileDocuments = await textSplitter.createDocuments([
-			fileContent,
-		])
-
-		const contentChunks: InsertVector[] = fileDocuments.map((chunk): InsertVector => {
-			return {
-				path: file.path,
-				mtime: file.stat.mtime,
-				content: chunk.pageContent,
-				embedding: [],
-				metadata: {
-					startLine: Number(chunk.metadata.loc.lines.from),
-					endLine: Number(chunk.metadata.loc.lines.to),
-				},
-			}
-		})
-
-		const embeddingChunks: InsertVector[] = []
-		const insertBatchSize = 64 // 数据库插入批量大小
-		
 		try {
-			if (embeddingModel.supportsBatch) {
-				// 支持批量处理的提供商：使用批量处理逻辑
-				const embeddingBatchSize = 64 // API批量处理大小
-				
-				for (let i = 0; i < contentChunks.length; i += embeddingBatchSize) {
-					console.log(`Embedding batch ${i / embeddingBatchSize + 1} of ${Math.ceil(contentChunks.length / embeddingBatchSize)}`)
-					const batchChunks = contentChunks.slice(i, Math.min(i + embeddingBatchSize, contentChunks.length))
-					const batchTexts = batchChunks.map(chunk => chunk.content)
-					
-					await backOff(
-						async () => {
-							const batchEmbeddings = await embeddingModel.getBatchEmbeddings(batchTexts)
-							
-							// 合并embedding结果到chunk数据
-							for (let j = 0; j < batchChunks.length; j++) {
-								const embeddedChunk: InsertVector = {
-									path: batchChunks[j].path,
-									mtime: batchChunks[j].mtime,
-									content: batchChunks[j].content,
-									embedding: batchEmbeddings[j],
-									metadata: batchChunks[j].metadata,
-								}
-								embeddingChunks.push(embeddedChunk)
-							}
-						},
-						{
-							numOfAttempts: 5,
-							startingDelay: 1000,
-							timeMultiple: 1.5,
-							jitter: 'full',
-						},
-					)
+			// Delete existing vectors for the files
+			await this.repository.deleteVectorsForSingleFile(
+				file.path,
+				embeddingModel,
+			)
+
+			// Embed the files
+			const textSplitter = RecursiveCharacterTextSplitter.fromLanguage(
+				'markdown',
+				{
+					chunkSize,
+				},
+			)
+			let fileContent = await this.app.vault.cachedRead(file)
+			// 清理null字节，防止PostgreSQL UTF8编码错误
+			fileContent = fileContent.replace(/\0/g, '')
+			const fileDocuments = await textSplitter.createDocuments([
+				fileContent,
+			])
+
+			const contentChunks: InsertVector[] = fileDocuments.map((chunk): InsertVector => {
+				return {
+					path: file.path,
+					mtime: file.stat.mtime,
+					content: chunk.pageContent.replace(/\0/g, ''), // 再次清理，确保安全
+					embedding: [],
+					metadata: {
+						startLine: Number(chunk.metadata.loc.lines.from),
+						endLine: Number(chunk.metadata.loc.lines.to),
+					},
 				}
-			} else {
-				// 不支持批量处理的提供商：使用原来的逐个处理逻辑
-				const limit = pLimit(50)
-				const abortController = new AbortController()
-				const tasks = contentChunks.map((chunk) =>
-					limit(async () => {
+			})
+
+			// 减少批量大小以降低内存压力
+			const insertBatchSize = 16 // 从64降低到16
+			let batchCount = 0
+			
+			try {
+				if (embeddingModel.supportsBatch) {
+					// 支持批量处理的提供商：使用流式处理逻辑
+					const embeddingBatchSize = 16 // 从64降低到16
+					
+					for (let i = 0; i < contentChunks.length; i += embeddingBatchSize) {
+						batchCount++
+						console.log(`Embedding batch ${batchCount} of ${Math.ceil(contentChunks.length / embeddingBatchSize)}`)
+						const batchChunks = contentChunks.slice(i, Math.min(i + embeddingBatchSize, contentChunks.length))
+						const batchTexts = batchChunks.map(chunk => chunk.content)
+						
+						const embeddedBatch: InsertVector[] = []
+						
+						await backOff(
+							async () => {
+								const batchEmbeddings = await embeddingModel.getBatchEmbeddings(batchTexts)
+								
+								// 合并embedding结果到chunk数据
+								for (let j = 0; j < batchChunks.length; j++) {
+									const embeddedChunk: InsertVector = {
+										path: batchChunks[j].path,
+										mtime: batchChunks[j].mtime,
+										content: batchChunks[j].content,
+										embedding: batchEmbeddings[j],
+										metadata: batchChunks[j].metadata,
+									}
+									embeddedBatch.push(embeddedChunk)
+								}
+							},
+							{
+								numOfAttempts: 3, // 减少重试次数
+								startingDelay: 500, // 减少延迟
+								timeMultiple: 1.5,
+								jitter: 'full',
+							},
+						)
+
+						// 立即插入当前批次
+						if (embeddedBatch.length > 0) {
+							await this.repository.insertVectors(embeddedBatch, embeddingModel)
+							// 清理批次数据
+							embeddedBatch.length = 0
+						}
+
+						// 定期内存清理
+						await this.memoryCleanup(batchCount)
+					}
+				} else {
+					// 不支持批量处理的提供商：使用流式处理逻辑
+					const limit = pLimit(10) // 从50降低到10
+					const abortController = new AbortController()
+					
+					// 流式处理：分批处理并立即插入
+					for (let i = 0; i < contentChunks.length; i += insertBatchSize) {
 						if (abortController.signal.aborted) {
 							throw new Error('Operation was aborted')
 						}
-						try {
-							await backOff(
-								async () => {
-									const embedding = await embeddingModel.getEmbedding(chunk.content)
-									const embeddedChunk = {
-										path: chunk.path,
-										mtime: chunk.mtime,
-										content: chunk.content,
-										embedding,
-										metadata: chunk.metadata,
-									}
-									embeddingChunks.push(embeddedChunk)
-								},
-								{
-									numOfAttempts: 5,
-									startingDelay: 1000,
-									timeMultiple: 1.5,
-									jitter: 'full',
-								},
-							)
-						} catch (error) {
-							abortController.abort()
-							throw error
+						
+						batchCount++
+						const batchChunks = contentChunks.slice(i, Math.min(i + insertBatchSize, contentChunks.length))
+						const embeddedBatch: InsertVector[] = []
+						
+						const tasks = batchChunks.map((chunk) =>
+							limit(async () => {
+								if (abortController.signal.aborted) {
+									throw new Error('Operation was aborted')
+								}
+								try {
+									await backOff(
+										async () => {
+											const embedding = await embeddingModel.getEmbedding(chunk.content)
+											const embeddedChunk = {
+												path: chunk.path,
+												mtime: chunk.mtime,
+												content: chunk.content,
+												embedding,
+												metadata: chunk.metadata,
+											}
+											embeddedBatch.push(embeddedChunk)
+										},
+										{
+											numOfAttempts: 3, // 减少重试次数
+											startingDelay: 500, // 减少延迟
+											timeMultiple: 1.5,
+											jitter: 'full',
+										},
+									)
+								} catch (error) {
+									abortController.abort()
+									throw error
+								}
+							}),
+						)
+						
+						await Promise.all(tasks)
+						
+						// 立即插入当前批次
+						if (embeddedBatch.length > 0) {
+							await this.repository.insertVectors(embeddedBatch, embeddingModel)
+							// 清理批次数据
+							embeddedBatch.length = 0
 						}
-					}),
-				)
-				
-				await Promise.all(tasks)
-			}
 
-			// all embedding generated, batch insert
-			if (embeddingChunks.length > 0) {
-				let inserted = 0
-				while (inserted < embeddingChunks.length) {
-					const chunksToInsert = embeddingChunks.slice(inserted, Math.min(inserted + insertBatchSize, embeddingChunks.length))
-					await this.repository.insertVectors(chunksToInsert, embeddingModel)
-					inserted += chunksToInsert.length
+						// 定期内存清理
+						await this.memoryCleanup(batchCount)
+					}
 				}
+			} catch (error) {
+				console.error('Error embedding chunks:', error)
+			} finally {
+				// 最终清理
+				this.forceGarbageCollection()
 			}
 		} catch (error) {
-			console.error('Error embedding chunks:', error)
+			console.warn(`跳过文件 ${file.path}:`, error.message)
+			new Notice(`跳过文件 ${file.name}: ${error.message}`)
 		}
 	}
 
@@ -424,25 +522,32 @@ export class VectorManager {
 		// Check for updated or new files
 		filesToIndex = await Promise.all(
 			filesToIndex.map(async (file) => {
-				const fileChunks = await this.repository.getVectorsByFilePath(
-					file.path,
-					embeddingModel,
-				)
-				if (fileChunks.length === 0) {
-					// File is not indexed, so we need to index it
-					const fileContent = await this.app.vault.cachedRead(file)
-					if (fileContent.length === 0) {
-						// Ignore empty files
-						return null
+				try {
+					const fileChunks = await this.repository.getVectorsByFilePath(
+						file.path,
+						embeddingModel,
+					)
+					if (fileChunks.length === 0) {
+						// File is not indexed, so we need to index it
+						let fileContent = await this.app.vault.cachedRead(file)
+						// 清理null字节，防止PostgreSQL UTF8编码错误
+						fileContent = fileContent.replace(/\0/g, '')
+						if (fileContent.length === 0) {
+							// Ignore empty files
+							return null
+						}
+						return file
 					}
-					return file
+					const outOfDate = file.stat.mtime > fileChunks[0].mtime
+					if (outOfDate) {
+						// File has changed, so we need to re-index it
+						return file
+					}
+					return null
+				} catch (error) {
+					console.warn(`跳过文件 ${file.path}:`, error.message)
+					return null
 				}
-				const outOfDate = file.stat.mtime > fileChunks[0].mtime
-				if (outOfDate) {
-					// File has changed, so we need to re-index it
-					return file
-				}
-				return null
 			}),
 		).then((files) => files.filter(Boolean))
 
diff --git a/src/database/modules/vector/vector-repository.ts b/src/database/modules/vector/vector-repository.ts
index c76b499..5068f3a 100644
--- a/src/database/modules/vector/vector-repository.ts
+++ b/src/database/modules/vector/vector-repository.ts
@@ -102,7 +102,7 @@ export class VectorRepository {
     const params = data.flatMap(vector => [
       vector.path,
       vector.mtime,
-      vector.content,
+      vector.content.replace(/\0/g, ''), // 清理null字节
       `[${vector.embedding.join(',')}]`,  // 转换为PostgreSQL vector格式
       vector.metadata
     ])