diff --git a/weed/command/mount.go b/weed/command/mount.go
index 82b74f791..ddd429ccc 100644
--- a/weed/command/mount.go
+++ b/weed/command/mount.go
@@ -50,6 +50,11 @@ type MountOptions struct {
 
 	// FUSE performance options
 	writebackCache *bool
+	asyncDio       *bool
+	cacheSymlink   *bool
+
+	// macOS-specific FUSE options
+	novncache *bool
 }
 
 var (
@@ -108,6 +113,11 @@ func init() {
 
 	// FUSE performance options
 	mountOptions.writebackCache = cmdMount.Flag.Bool("writebackCache", false, "enable FUSE writeback cache for improved write performance (at risk of data loss on crash)")
+	mountOptions.asyncDio = cmdMount.Flag.Bool("asyncDio", false, "enable async direct I/O for better concurrency")
+	mountOptions.cacheSymlink = cmdMount.Flag.Bool("cacheSymlink", false, "enable symlink caching to reduce metadata lookups")
+
+	// macOS-specific FUSE options
+	mountOptions.novncache = cmdMount.Flag.Bool("sys.novncache", false, "(macOS only) disable vnode name caching to avoid stale data")
 }
 
 var cmdMount = &Command{
diff --git a/weed/command/mount_std.go b/weed/command/mount_std.go
index 7e688fc27..497a1eec8 100644
--- a/weed/command/mount_std.go
+++ b/weed/command/mount_std.go
@@ -208,7 +208,9 @@ func RunMount(option *MountOptions, umask os.FileMode) bool {
 		if runtime.GOARCH == "amd64" {
 			fuseMountOptions.Options = append(fuseMountOptions.Options, "noapplexattr")
 		}
-		// fuseMountOptions.Options = append(fuseMountOptions.Options, "novncache") // need to test effectiveness
+		if *option.novncache {
+			fuseMountOptions.Options = append(fuseMountOptions.Options, "novncache")
+		}
 		fuseMountOptions.Options = append(fuseMountOptions.Options, "slow_statfs")
 		fuseMountOptions.Options = append(fuseMountOptions.Options, "volname="+serverFriendlyName)
 		fuseMountOptions.Options = append(fuseMountOptions.Options, fmt.Sprintf("iosize=%d", ioSizeMB*1024*1024))
@@ -217,6 +219,12 @@ func RunMount(option *MountOptions, umask os.FileMode) bool {
 	if *option.writebackCache {
 		fuseMountOptions.Options = append(fuseMountOptions.Options, "writeback_cache")
 	}
+	if *option.asyncDio {
+		fuseMountOptions.Options = append(fuseMountOptions.Options, "async_dio")
+	}
+	if *option.cacheSymlink {
+		fuseMountOptions.EnableSymlinkCaching = true
+	}
 
 	// find mount point
 	mountRoot := filerMountRootPath