Comment 12 for bug 1528264

Verified on #fuel-9.0-mos-402 iso.
Error message: "update_dnsmasq task is not finished after the previous configuration change. Please try again after a few seconds" is observed correctly.

[root@nailgun ~]# shotgun2 short-report
cat /etc/fuel_build_id: 402
cat /etc/fuel_build_number: 402
cat /etc/fuel_release: 9.0
cat /etc/fuel_openstack_version: mitaka-9.0
rpm -qa | egrep 'fuel|astute|network-checker|nailgun|packetary|shotgun':
 fuel-release-9.0.0-1.mos6347.noarch
 fuel-bootstrap-cli-9.0.0-1.mos283.noarch
 fuel-migrate-9.0.0-1.mos8391.noarch
 rubygem-astute-9.0.0-1.mos746.noarch
 fuel-provisioning-scripts-9.0.0-1.mos8709.noarch
 network-checker-9.0.0-1.mos72.x86_64
 fuel-mirror-9.0.0-1.mos136.noarch
 fuel-openstack-metadata-9.0.0-1.mos8709.noarch
 fuel-notify-9.0.0-1.mos8391.noarch
 nailgun-mcagents-9.0.0-1.mos746.noarch
 python-fuelclient-9.0.0-1.mos316.noarch
 fuelmenu-9.0.0-1.mos270.noarch
 fuel-9.0.0-1.mos6347.noarch
 fuel-utils-9.0.0-1.mos8391.noarch
 fuel-setup-9.0.0-1.mos6347.noarch
 fuel-library9.0-9.0.0-1.mos8391.noarch
 shotgun-9.0.0-1.mos90.noarch
 fuel-agent-9.0.0-1.mos283.noarch
 fuel-ui-9.0.0-1.mos2702.noarch
 fuel-ostf-9.0.0-1.mos934.noarch
 fuel-misc-9.0.0-1.mos8391.noarch
 python-packetary-9.0.0-1.mos136.noarch
 fuel-nailgun-9.0.0-1.mos8709.noarch