diff --git a/db/durop.cpp b/db/durop.cpp
index f3f017eb509..344b21e919d 100644
--- a/db/durop.cpp
+++ b/db/durop.cpp
@@ -152,6 +152,7 @@ namespace mongo {
                 ofs += w;
             }
             f.fsync();
+            massert(13628, str::stream() << "recover failure writing file " << full, !f.bad() );
         }
 
     }