Nova Api logs -ERROR nova.api.metadata.handler OperationalError: (pymysql.err.OperationalError) (1040, u'Too many connections') (Background on this error at: http://sqlalche.me/e/e3q8)
Error: Unable to retrieve instances.
nova-api log error - ERROR nova.api.metadata.handler OperationalError: (pymysql.err.OperationalError) (1040, u'Too many connections') (Background on this error at: http://sqlalche.me/e/e3q8)
Searching for nova too many connectionsyields quite a few results, e.g. https://ask.openstack.org/en/question....