SIGTERM was not caught by house keeping service, threads were not
correctly terminated and spare amphora creation may have been killed
when restarting the service, leaving amphorae in BOOTING status.
Story: 2007008
Task: 37788
Change-Id: Ib3d6aa0f2fd550c3a8756c41e0159c5ae8127c7c
(cherry picked from commit df0ba06c1e)