use mfs for adds

License: MIT
Signed-off-by: Jeromy <jeromyj@gmail.com>

merkledag.go

@@ -3,6 +3,7 @@ package merkledag
 
 import (
 	"fmt"
+	"time"
 
 	"github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
 	blocks "github.com/ipfs/go-ipfs/blocks"
@@ -48,6 +49,14 @@ func (n *dagService) Add(nd *Node) (key.Key, error) {
 	if n == nil { // FIXME remove this assertion. protect with constructor invariant
 		return "", fmt.Errorf("dagService is nil")
 	}
+	/*
+		start := time.Now()
+		defer func() {
+			took := time.Now().Sub(start)
+			log.Error("add took: %s", took)
+		}()
+	*/
+	_ = time.Saturday
 
 	d, err := nd.Encoded(false)
 	if err != nil {