Open Stack

Hello, I have an openstack queens installation on centos 7 and starting
from last night I got some warnings in several service:

nova conductor reports:

2019-09-19 17:37:54.091 161110 WARNING oslo.service.loopingcall [-]
Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run
outlasted interval by 29.88 sec
2019-09-19 17:37:54.092 161108 WARNING oslo.service.loopingcall [-]
Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run
outlasted interval by 29.88 sec
2019-09-19 17:37:54.093 161118 WARNING oslo.service.loopingcall [-]
Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run
outlasted interval by 29.88 sec
2019-09-19 17:37:54.095 161116 WARNING oslo.service.loopingcall [-]
Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run
outlasted interval by 29.88 sec
2019-09-19 17:37:54.096 161109 WARNING oslo.service.loopingcall [-]
Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run
outlasted interval by 29.88 sec
2019-09-19 17:37:54.097 161107 WARNING oslo.service.loopingcall [-]
Function 'nova.servicegroup.drivers.db.DbDriver._report_state' run
outlasted interval by 29.88 sec

openvswitch agent reports:
019-09-19 17:16:14.499 26115 WARNING oslo.service.loopingcall [-] Function
'neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent.OVSNeutronAgent._report_state'
run outlasted interval by 3.57 sec
2019-09-19 17:23:44.200 26115 WARNING oslo.service.loopingcall [-] Function
'neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent.OVSNeutronAgent._report_state'
run outlasted interval by 29.71 sec
2019-09-19 17:37:54.077 26115 WARNING oslo.service.loopingcall [-] Function
'neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent.OVSNeutronAgent._report_state'
run outlasted interval by 9.91 sec

Please, anyone could help me ?
Regards
Ignazio
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