.

wcfs/internal/δbtree/δbtree.go

@@ -64,7 +64,6 @@ func NewPathSet() *PathSet {
 // XXX catch cycles on add?
 func (m *PathSet) Add(master interface{}, path []zodb.IPersistent) {
 	fmt.Printf("\n\nPathSet.Add %v %s\n", master, path)
-	panic("aaa")
 
 	l := len(path)
 	if l == 0 {

wcfs/zblk.go

@@ -510,14 +510,17 @@ func (bf *ZBigFile) Size(ctx context.Context) (_ int64, treePath []zodb.IPersist
 	}
 	defer bf.PDeactivate()
 
+	fmt.Printf("\n\n\nSize ...\n")
 	tailblk, ok, err := bf.blktab.VMaxKey(ctx, func(node zodb.IPersistent) {
+		fmt.Printf("visit %v\n", node)
 		treePath = append(treePath, node)
 	})
-	if err != nil {
+	fmt.Printf("end Size (%v)\n", treePath)
+	if err != nil{
 		return 0, nil, err
 	}
 	if !ok {
-		return 0, nil, nil
+		return 0, treePath, nil
 	}
 
 	size := (tailblk + 1) * bf.blksize