diff --git a/model/mysql_query_piece.go b/model/mysql_query_piece.go
index 5ef6791..2261ac3 100644
--- a/model/mysql_query_piece.go
+++ b/model/mysql_query_piece.go
@@ -71,7 +71,7 @@ func (mqp *MysqlQueryPiece) GetSQL() (str *string) {
 }
 
 func (pmqp *PooledMysqlQueryPiece) Recovery() {
-	pmqp.sliceBufferPool.Enqueue(pmqp.jsonContent[:0])
+	// pmqp.sliceBufferPool.Enqueue(pmqp.jsonContent[:0])
 	pmqp.jsonContent = nil
 	pmqp.recoverPool.Enqueue(pmqp)
 }