Index: trunk/ippScripts/scripts/sc_prepare_stack.pl
===================================================================
--- trunk/ippScripts/scripts/sc_prepare_stack.pl	(revision 36851)
+++ trunk/ippScripts/scripts/sc_prepare_stack.pl	(revision 36894)
@@ -182,5 +182,5 @@
     $ppstack_command    .= " -R PPSTACK.UNCONV.VARIANCE FITS.TYPE COMP_STACK";
     $ppstack_command    .= " -tracedest ${remote_outroot}.trace -log ${remote_outroot}.log ";
-    $ppstack_command    .= " -threads 10 ";
+    $ppstack_command    .= " -threads 4 ";
     $ppstack_command    .= " -dumpconfig ${remote_outroot}.mdc ";
     $ppstack_command    .= " -stack_id $stack_id -skycell_id $skycell_id -tess_id $tess_id ";