Changed InternalApiVirtualFixedIPs after deployment, now horizon and nova are broken

Solution In Progress - Updated -

Issue

  • After changing InternalApiVirtualFixedIPs in the templates and deploying an existing overcloud nova and horizon stopped working and the following error messages are seen in /var/log/containers/nova/nova-api.log on the controllers:
2019-07-26 15:28:05.223 19 WARNING oslo_db.sqlalchemy.engines [req-120365cd-1144-4c3c-8075-ec03df8e6b00 b660ea7a37184f4af6ca3a065b04ae66dcecb04537dfa8d11f73341b34130e28 eb285b5402cf476f893cc0f4b6a69408 - eebd38299b134ab78dfe5667ad47412c eebd38299b134ab78dfe5667ad47412c] SQL connection failed. -2 attempts left.: DBConnectionError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on u'10.10.10.10' ([Errno 113] No route to host)") (Background on this error at: http://sqlalche.me/e/e3q8)

Environment

  • Red Hat OpenStack Platform 14.0 (RHOSP)

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