Bug 1798472 - 8 hits in last 7 days, it's issue with timeout
during killing processes in tests' cleanup,
Bug 1798475 - 9 hits in last 7 days in master branch, problem with
test_ha_router_restart_agents_no_packet_lost test - there is unexpected
noticed packet loss during L3 agent's restart
Change-Id: I4e6814800b7ecfd5248b73ebe2944c59b24c4fde