Add prometheus-es-exporter compute metrics

Change-Id: I1ff476e0b4f535622ed4a3a1bf057ec99d9d16ed
Related-bug: PROD-27911 (PROD:27911)
diff --git a/prometheus/gainsight/query/openstack.yml b/prometheus/gainsight/query/openstack.yml
index 40a804b..ad43d36 100644
--- a/prometheus/gainsight/query/openstack.yml
+++ b/prometheus/gainsight/query/openstack.yml
@@ -16,3 +16,6 @@
         keystone_api: "'Keystone API','avg(avg_over_time(openstack_api_check_status{name=\"keystone\"}[24h]))'"
         glance_api: "'Glance API','avg(avg_over_time(openstack_api_check_status{name=\"glance\"}[24h]))'"
         neutron_api: "'Neutron API','avg(avg_over_time(openstack_api_check_status{name=\"neutron\"}[24h]))'"
+        compute_instance_create_start: "'VM creation start','sum(compute_instance_create_start_host_doc_count)'"
+        compute_instance_create_end: "'VM creation end','sum(compute_instance_create_end_host_doc_count)'"
+        compute_instance_create_error: "'VM creation error','sum(compute_instance_create_error_host_doc_count)'"