Add debug sleep

Change-Id: I4a1fb4e9403cd4097572e21418a4cbbe5123b5a9
diff --git a/playbooks/kolla-setup-openstack-iscsi-multipath-storpool/pre.yaml b/playbooks/kolla-setup-openstack-iscsi-multipath-storpool/pre.yaml
index e37fe4e..fb6dfdb 100644
--- a/playbooks/kolla-setup-openstack-iscsi-multipath-storpool/pre.yaml
+++ b/playbooks/kolla-setup-openstack-iscsi-multipath-storpool/pre.yaml
@@ -216,6 +216,9 @@
     - name: Do Pre-Deployment Checks for Hosts
       shell: . {{ kolla_venv }}/bin/activate && LC_ALL=en_US.UTF-8 kolla-ansible -i {{ kolla_venv}}/share/kolla-ansible/ansible/inventory/all-in-one prechecks
 
+    - name: Debug sleep
+      shell: sleep 9999
+
     - name: Finally proceed to actual OpenStack deployment
       shell: . {{ kolla_venv }}/bin/activate && LC_ALL=en_US.UTF-8 kolla-ansible -i {{ kolla_venv}}/share/kolla-ansible/ansible/inventory/all-in-one deploy