Comment 7 for bug 1396688

the first investigation results

each time when computational node have been rebooted, four new queues created

The list of names and parameters of these queues

7bbe5291-5d97-4925-b82b-dd0db4d9d91f [{"x-ha-policy","all"}]
7bbe5291-5d97-4925-b82b-dd0db4d9d91f.node-2.domain.tld [{"x-ha-policy","all"}]
7bbe5291-5d97-4925-b82b-dd0db4d9d91f_fanout_6d816a4d71ba40eda092e5b61fd45837 [{"x-ha-policy","all"}]
engine_fanout_643bcfcbf58c4cc4b98f31d7b70d2a63 [{"x-ha-policy","all"}]

this queues created without using the "x-expires" parameter and so they will not be deleted automatically