1 files changed, 9 insertions, 3 deletions
diff --git a/node.go b/node.go
index 05aefb8..4276e4a 100644
--- a/node.go
+++ b/node.go
@@ -220,12 +220,16 @@ func (n *node) write(p *page) {
 			elem.pgid = item.pgid
 			_assert(elem.pgid != p.id, "write: circular dependency occurred")
 		}
+		lk, lv := len(item.key), len(item.value)
+		if len(b) < lk+lv {
+			b = (*[maxAllocSize]byte)(unsafe.Pointer(&b[0]))[:]
+		}
 
 		// Write data for the element to the end of the page.
 		copy(b[0:], item.key)
-		b = b[len(item.key):]
+		b = b[lk:]
 		copy(b[0:], item.value)
-		b = b[len(item.value):]
+		b = b[lv:]
 	}
 
 	// DEBUG ONLY: n.dump()
@@ -351,7 +355,9 @@ func (n *node) spill() error {
 		}
 
 		// Allocate contiguous space for the node.
-		p, err := tx.allocate((node.size() / tx.db.pageSize) + 1)
+		// sz := node.size() + n.pageElementSize()*len(n.inodes)
+		sz := node.size()
+		p, err := tx.allocate((sz / tx.db.pageSize) + 1)
 		if err != nil {
 			return err
 		}