up thorugh 17.13.2, backup facility needs additional testing

make.project/build_stage4backup.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+
+# fix an issue with open files limit on some hosts
+ulimit -l unlimited
+
+#ulimit -n 10240 
+ulimit -c unlimited
+
+echo "Bootstrapping from MAKE to REX..."
+
+# Executes rex from within the shell.
+
+${dir_localtools}/rex -v \
+	-c ${dir_rex}/x86_64/rex.config \
+	-p ${dir_rex}/x86_64/plans/stage4backup.plan
+
+retVal=$?