tweek job priorities
diff --git a/releng.control/cc.sh b/releng.control/cc.sh
index 4c306a9..9e84109 100644
--- a/releng.control/cc.sh
+++ b/releng.control/cc.sh
@@ -11,7 +11,9 @@
    source ${RELENG_CONTROL}/commonComputedVariables.shsource
 fi
 
-/usr/bin/Xvfb :$DISPLAYNUMBER -screen 0 1024x768x16 &
+XVFBSCREEN=${BUILD_HOME}/tmp
+mkdir -p  ${XVFBSCREEN}
+/usr/bin/Xvfb :$DISPLAYNUMBER -screen 0 1600x1200x24 -reset -fbdir ${XVFBSCREEN} &
 
 echo "ulimit: " `ulimit -n`