--- 955fe35d01e05da983fff97a0cc0902d3425774b
+++ 8e719b2b90307a8d2813a6896402c15d0d88d87e
@@ -78,7 +78,7 @@ int vm_highmem_is_dirtyable;
 /*
  * The generator of dirty data starts writeback at this percentage
  */
-int vm_dirty_ratio = 20;
+int vm_dirty_ratio = 1;
 
 /*
  * vm_dirty_bytes starts at 0 (disabled) so that it is a function of