Index: trunk/ippScripts/scripts/detrend_stack.pl
===================================================================
--- trunk/ippScripts/scripts/detrend_stack.pl	(revision 9417)
+++ trunk/ippScripts/scripts/detrend_stack.pl	(revision 9445)
@@ -131,4 +131,5 @@
 }
 
+END { system("sync") or die "failed to execute sync: $!" }
 
 __END__