diff --git a/server/pkg/controller/filedata/controller.go b/server/pkg/controller/filedata/controller.go
index c428aaebae..fb795c01c0 100644
--- a/server/pkg/controller/filedata/controller.go
+++ b/server/pkg/controller/filedata/controller.go
@@ -44,18 +44,17 @@ type bulkS3MetaFetchResult struct {
 }
 
 type Controller struct {
-	Repo                     *fileDataRepo.Repository
-	AccessCtrl               access.Controller
-	ObjectCleanupController  *controller.ObjectCleanupController
-	S3Config                 *s3config.S3Config
-	QueueRepo                *repo.QueueRepository
-	TaskLockingRepo          *repo.TaskLockRepository
-	FileRepo                 *repo.FileRepository
-	CollectionRepo           *repo.CollectionRepository
-	HostName                 string
-	cleanupCronRunning       bool
-	derivedStorageDataCenter string
-	downloadManagerCache     map[string]*s3manager.Downloader
+	Repo                    *fileDataRepo.Repository
+	AccessCtrl              access.Controller
+	ObjectCleanupController *controller.ObjectCleanupController
+	S3Config                *s3config.S3Config
+	QueueRepo               *repo.QueueRepository
+	TaskLockingRepo         *repo.TaskLockRepository
+	FileRepo                *repo.FileRepository
+	CollectionRepo          *repo.CollectionRepository
+	HostName                string
+	cleanupCronRunning      bool
+	downloadManagerCache    map[string]*s3manager.Downloader
 }
 
 func New(repo *fileDataRepo.Repository,
@@ -67,24 +66,23 @@ func New(repo *fileDataRepo.Repository,
 	fileRepo *repo.FileRepository,
 	collectionRepo *repo.CollectionRepository,
 	hostName string) *Controller {
-	embeddingDcs := []string{s3Config.GetHotBackblazeDC(), s3Config.GetHotWasabiDC(), s3Config.GetWasabiDerivedDC(), s3Config.GetDerivedStorageDataCenter()}
+	embeddingDcs := []string{s3Config.GetHotBackblazeDC(), s3Config.GetHotWasabiDC(), s3Config.GetWasabiDerivedDC(), s3Config.GetDerivedStorageDataCenter(), "b5"}
 	cache := make(map[string]*s3manager.Downloader, len(embeddingDcs))
 	for i := range embeddingDcs {
 		s3Client := s3Config.GetS3Client(embeddingDcs[i])
 		cache[embeddingDcs[i]] = s3manager.NewDownloaderWithClient(&s3Client)
 	}
 	return &Controller{
-		Repo:                     repo,
-		AccessCtrl:               accessCtrl,
-		ObjectCleanupController:  objectCleanupController,
-		S3Config:                 s3Config,
-		QueueRepo:                queueRepo,
-		TaskLockingRepo:          taskLockingRepo,
-		FileRepo:                 fileRepo,
-		CollectionRepo:           collectionRepo,
-		HostName:                 hostName,
-		derivedStorageDataCenter: s3Config.GetDerivedStorageDataCenter(),
-		downloadManagerCache:     cache,
+		Repo:                    repo,
+		AccessCtrl:              accessCtrl,
+		ObjectCleanupController: objectCleanupController,
+		S3Config:                s3Config,
+		QueueRepo:               queueRepo,
+		TaskLockingRepo:         taskLockingRepo,
+		FileRepo:                fileRepo,
+		CollectionRepo:          collectionRepo,
+		HostName:                hostName,
+		downloadManagerCache:    cache,
 	}
 }
 
@@ -105,7 +103,8 @@ func (c *Controller) InsertOrUpdate(ctx *gin.Context, req *fileData.PutFileDataR
 		DecryptionHeader: *req.DecryptionHeader,
 		Client:           network.GetClientInfo(ctx),
 	}
-	size, uploadErr := c.uploadObject(obj, objectKey, c.derivedStorageDataCenter)
+	bucketID := c.S3Config.GetBucketID(req.Type)
+	size, uploadErr := c.uploadObject(obj, objectKey, bucketID)
 	if uploadErr != nil {
 		log.Error(uploadErr)
 		return stacktrace.Propagate(uploadErr, "")
@@ -115,7 +114,7 @@ func (c *Controller) InsertOrUpdate(ctx *gin.Context, req *fileData.PutFileDataR
 		Type:         req.Type,
 		UserID:       fileOwnerID,
 		Size:         size,
-		LatestBucket: c.derivedStorageDataCenter,
+		LatestBucket: bucketID,
 	}
 	err = c.Repo.InsertOrUpdate(ctx, row)
 	if err != nil {
@@ -146,7 +145,7 @@ func (c *Controller) GetFilesData(ctx *gin.Context, req fileData.GetFilesData) (
 	}
 	pendingIndexFileIds := array.FindMissingElementsInSecondList(req.FileIDs, dbFileIds)
 	// Fetch missing doRows in parallel
-	s3MetaFetchResults, err := c.getS3FileMetadataParallel(activeRows, c.derivedStorageDataCenter)
+	s3MetaFetchResults, err := c.getS3FileMetadataParallel(activeRows)
 	if err != nil {
 		return nil, stacktrace.Propagate(err, "")
 	}
@@ -173,7 +172,7 @@ func (c *Controller) GetFilesData(ctx *gin.Context, req fileData.GetFilesData) (
 	}, nil
 }
 
-func (c *Controller) getS3FileMetadataParallel(dbRows []fileData.Row, dc string) ([]bulkS3MetaFetchResult, error) {
+func (c *Controller) getS3FileMetadataParallel(dbRows []fileData.Row) ([]bulkS3MetaFetchResult, error) {
 	var wg sync.WaitGroup
 	embeddingObjects := make([]bulkS3MetaFetchResult, len(dbRows))
 	for i, _ := range dbRows {
@@ -183,6 +182,7 @@ func (c *Controller) getS3FileMetadataParallel(dbRows []fileData.Row, dc string)
 		go func(i int, row fileData.Row) {
 			defer wg.Done()
 			defer func() { <-globalFileFetchSemaphore }() // Release back to global semaphore
+			dc := row.LatestBucket
 			s3FileMetadata, err := c.fetchS3FileMetadata(context.Background(), row, dc)
 			if err != nil {
 				log.WithField("bucket", row.LatestBucket).