read_ahead
diff --git a/src/http/ngx_http_script.c b/src/http/ngx_http_script.c
index a92b199..f793457 100644
--- a/src/http/ngx_http_script.c
+++ b/src/http/ngx_http_script.c
@@ -1407,6 +1407,7 @@
 
     ngx_memzero(&of, sizeof(ngx_open_file_info_t));
 
+    of.read_ahead = clcf->read_ahead;
     of.directio = clcf->directio;
     of.valid = clcf->open_file_cache_valid;
     of.min_uses = clcf->open_file_cache_min_uses;