4478 dtrace_dof_maxsize is far too small

@@ -115,11 +115,11 @@
  * /etc/system.
  */
 int             dtrace_destructive_disallow = 0;
 dtrace_optval_t dtrace_nonroot_maxsize = (16 * 1024 * 1024);
 size_t          dtrace_difo_maxsize = (256 * 1024);
-dtrace_optval_t dtrace_dof_maxsize = (256 * 1024);
+dtrace_optval_t dtrace_dof_maxsize = (8 * 1024 * 1024);
 size_t          dtrace_global_maxsize = (16 * 1024);
 size_t          dtrace_actions_max = (16 * 1024);
 size_t          dtrace_retain_max = 1024;
 dtrace_optval_t dtrace_helper_actions_max = 1024;
 dtrace_optval_t dtrace_helper_providers_max = 32;