diff --git a/src/backend/booster/bk_dist/controller/pkg/manager/remote/mgr.go b/src/backend/booster/bk_dist/controller/pkg/manager/remote/mgr.go
index a3a391a4..a1697d3f 100644
--- a/src/backend/booster/bk_dist/controller/pkg/manager/remote/mgr.go
+++ b/src/backend/booster/bk_dist/controller/pkg/manager/remote/mgr.go
@@ -635,15 +635,23 @@ func (m *Mgr) retrySendToolChains(ctx context.Context) {
 			var wg sync.WaitGroup
 			handler := m.remoteWorker.Handler(0, nil, nil, nil)
 			hosts := m.work.Resource().GetHosts()
-			wg.Add(len(hosts))
 			for _, h := range hosts {
 				blog.Debugf("remote: try to retry send tool chain for work(%s) to server %s", m.work.ID(), h.Server)
+				fileCollections, err := m.getFailedFileCollectionByHost(h.Server)
+				if err != nil {
+					blog.Infof("remote: retry send tool chain for work(%s) to server(%s) failed: %v", m.work.ID(), h.Server, err)
+					continue
+				}
+				if len(fileCollections) == 0 {
+					continue
+				}
+				wg.Add(1)
 				go m.retrySendToolChain(handler, &types.RemoteTaskExecuteRequest{
 					Pid:     0,
 					Server:  h,
 					Sandbox: &dcSyscall.Sandbox{Dir: ""},
 					Stats:   &dcSDK.ControllerJobStats{},
-				}, &wg)
+				}, fileCollections, &wg)
 			}
 			wg.Wait() // 等待所有 goroutine 完成
 			time.Sleep(m.workerCheckTick)
@@ -656,13 +664,28 @@ func (m *Mgr) retryFailFiles(ctx context.Context) {
 		select {
 		case <-ctx.Done():
 			blog.Infof("remote: run worker check for work(%s) canceled by context", m.work.ID())
+			return
 		default:
 			var wg sync.WaitGroup
 			hosts := m.work.Resource().GetHosts()
-			wg.Add(len(hosts))
+			//wg.Add(len(hosts))
 			for _, h := range hosts {
 				blog.Debugf("remote: try to retry send fail file for work(%s) to server %s", m.work.ID(), h.Server)
-				go m.retrySendFiles(h, &wg)
+				m.failFileSendMutex.Lock()
+				sendMap := m.failFileSendMap[h.Server]
+				if sendMap == nil {
+					m.failFileSendMutex.Unlock()
+					blog.Infof("remote: send file for work(%s) with no send map", m.work.ID())
+					continue
+				}
+				m.failFileSendMutex.Unlock()
+
+				failFiles := sendMap.getFailFiles()
+				if len(failFiles) == 0 {
+					continue
+				}
+				wg.Add(1)
+				go m.retrySendFiles(h, failFiles, &wg)
 			}
 			wg.Wait() // 等待所有 goroutine 完成
 			time.Sleep(m.retryCheckTick)
@@ -707,11 +730,20 @@ func (m *Mgr) ExecuteTask(req *types.RemoteTaskExecuteRequest) (*types.RemoteTas
 				continue
 			}
 			if f.isFilesSendFailed(c.Inputfiles) {
-				req.BanWorkerList = append(req.BanWorkerList, s)
+				matched := false
+				for _, h := range req.BanWorkerList {
+					if h.Equal(s) {
+						matched = true
+						break
+					}
+				}
+				if !matched {
+					req.BanWorkerList = append(req.BanWorkerList, s)
+				}
 			}
 		}
 	}
-	blog.Debugf("remote: try to execute remote task for work(%s) from pid(%d) with ban worker list %v", m.work.ID(), req.Pid, req.BanWorkerList)
+	blog.Debugf("remote: try to execute remote task for work(%s) from pid(%d) with ban worker list %d, %v", m.work.ID(), req.Pid, len(req.BanWorkerList), req.BanWorkerList)
 	// 如果有超过100MB的大文件，则在选择host时，作为选择条件
 	fpath, _ := getMaxSizeFile(req, m.largeFileSize)
 	req.Server = m.lockSlots(dcSDK.JobUsageRemoteExe, fpath, req.BanWorkerList)
@@ -761,7 +793,16 @@ func (m *Mgr) ExecuteTask(req *types.RemoteTaskExecuteRequest) (*types.RemoteTas
 
 	remoteDirs, err := m.ensureFilesWithPriority(handler, req.Pid, req.Sandbox, getFileDetailsFromExecuteRequest(req))
 	if err != nil {
-		req.BanWorkerList = append(req.BanWorkerList, req.Server)
+		matched := false
+		for _, h := range req.BanWorkerList {
+			if h.Equal(req.Server) {
+				matched = true
+				break
+			}
+		}
+		if !matched {
+			req.BanWorkerList = append(req.BanWorkerList, req.Server)
+		}
 		var banlistStr string
 		for _, s := range req.BanWorkerList {
 			banlistStr = banlistStr + s.Server + ","
@@ -839,22 +880,9 @@ func (m *Mgr) SendFiles(req *types.RemoteTaskSendFileRequest) ([]string, error)
 	)
 }
 
-func (m *Mgr) retrySendFiles(h *dcProtocol.Host, wg *sync.WaitGroup) {
+func (m *Mgr) retrySendFiles(h *dcProtocol.Host, failFiles []dcSDK.FileDesc, wg *sync.WaitGroup) {
 	defer wg.Done() // 在函数结束时调用 Done
 
-	m.failFileSendMutex.Lock()
-	sendMap := m.failFileSendMap[h.Server]
-	if sendMap == nil {
-		m.failFileSendMutex.Unlock()
-		blog.Infof("remote: send file for work(%s) with no send map", m.work.ID())
-		return
-	}
-	m.failFileSendMutex.Unlock()
-
-	failFiles := sendMap.getFailFiles()
-	if len(failFiles) == 0 {
-		return
-	}
 	blog.Debugf("remote: try to retry send fail file for work(%s) from pid(%d) to server %s with fail files %v", m.work.ID(), 1, h.Server, len(failFiles))
 	if _, err := m.SendFiles(&types.RemoteTaskSendFileRequest{
 		Pid:     1,
@@ -1571,17 +1599,8 @@ func (m *Mgr) getFailedFileCollectionByHost(server string) ([]*types.FileCollect
 }
 
 // retry send failed tool chain
-func (m *Mgr) retrySendToolChain(handler dcSDK.RemoteWorkerHandler, req *types.RemoteTaskExecuteRequest, wg *sync.WaitGroup) {
+func (m *Mgr) retrySendToolChain(handler dcSDK.RemoteWorkerHandler, req *types.RemoteTaskExecuteRequest, fileCollections []*types.FileCollectionInfo, wg *sync.WaitGroup) {
 	defer wg.Done() // 在函数结束时调用 Done
-	fileCollections, err := m.getFailedFileCollectionByHost(req.Server.Server)
-	if err != nil {
-		blog.Infof("remote: retry send tool chain for work(%s) from pid(%d) to server(%s) failed: %v", m.work.ID(), req.Pid, req.Server.Server, err)
-		return
-	}
-	if len(fileCollections) == 0 {
-		//blog.Infof("remote: retry send tool chain for work(%s) from pid(%d) to server(%s) failed: no filecollection found", m.work.ID(), req.Pid, req.Server.Server)
-		return
-	}
 
 	blog.Infof("remote: retry send tool chain for work(%s) from pid(%d) to server(%s)",
 		m.work.ID(), req.Pid, req.Server.Server)