2022-03-15 08:52:16.629 8612 ERROR neutron.agent.l3.agent File "/openstack/venvs/neutron-22.3.3/lib/python3.6/site-packages/oslo_privsep/daemon.py", line 224, in remote_call
2022-03-15 08:52:16.629 8612 ERROR neutron.agent.l3.agent raise exc_type(*result[2])
2022-03-15 08:52:16.629 8612 ERROR neutron.agent.l3.agent OSError: [Errno 24] Too many open files
2022-03-15 08:52:16.629 8612 ERROR neutron.agent.l3.agent