maybe speed up a little when loading index

weed/storage/needle_map_memory.go

@@ -53,14 +53,14 @@ func doLoading(file *os.File, nm *NeedleMap) (*NeedleMap, error) {
 			nm.FileCounter++
 			nm.FileByteCounter = nm.FileByteCounter + uint64(size)
 			oldOffset, oldSize := nm.m.Set(needle.Key(key), offset, size)
-			glog.V(3).Infoln("reading key", key, "offset", offset*NeedlePaddingSize, "size", size, "oldSize", oldSize)
+			// glog.V(3).Infoln("reading key", key, "offset", offset*NeedlePaddingSize, "size", size, "oldSize", oldSize)
 			if oldOffset > 0 && oldSize != TombstoneFileSize {
 				nm.DeletionCounter++
 				nm.DeletionByteCounter = nm.DeletionByteCounter + uint64(oldSize)
 			}
 		} else {
 			oldSize := nm.m.Delete(needle.Key(key))
-			glog.V(3).Infoln("removing key", key, "offset", offset*NeedlePaddingSize, "size", size, "oldSize", oldSize)
+			// glog.V(3).Infoln("removing key", key, "offset", offset*NeedlePaddingSize, "size", size, "oldSize", oldSize)
 			nm.DeletionCounter++
 			nm.DeletionByteCounter = nm.DeletionByteCounter + uint64(oldSize)
 		}
@@ -86,7 +86,7 @@ func WalkIndexFile(r *os.File, fn func(key uint64, offset, size uint32) error) e
 
 	for count > 0 && e == nil || e == io.EOF {
 		for i = 0; i+16 <= count; i += 16 {
-			key, offset, size = idxFileEntry(bytes[i : i+16])
+			key, offset, size = idxFileEntry(bytes[i: i+16])
 			if e = fn(key, offset, size); e != nil {
 				return e
 			}