Comment 2 for bug 1590050

It looks like an intermittent issue.
It was appeared on the recent Swarm 9.x: 9.1 snapshot #119

https://product-ci.infra.mirantis.net/job/9.x.system_test.ubuntu.thread_3/24/testReport/%28root%29/check_openstack_stat/

Moving back to Confirmed status for tracking it...