I try to update the Mirantis OpenStack environment from 9.0 to 9.1. Procedureļ¼š7 https://docs.mirantis.com/openstack/fuel/fuel-9.1/release-notes/update-product.html It has caused the following problems. Is this would be similar events? This environment was using 'Neutron VMware DVS ML2 plugin' plugin. ``` [root@fuel ~]# fuel env id | status | name | release_id ---+-------------+------+----------- 1 | operational | DVS | 2 [root@fuel ~]# [root@fuel ~]# update-prepare prepare env 1 Warning: Permanently added '192.168.114.103' (ECDSA) to the list of known hosts. W: GPG error: http://mirror.fuel-infra.org mos9.0-holdback Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY BCE5CC461FA22B08 W: GPG error: http://mirror.fuel-infra.org mos9.0-security Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY BCE5CC461FA22B08 W: GPG error: http://mirror.fuel-infra.org mos9.0-updates Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY BCE5CC461FA22B08 Reading package lists... Building dependency tree... Reading state information... nailgun-agent is already the newest version. nailgun-mcagents is already the newest version. The following packages were automatically installed and are no longer required: cloud-guest-utils eatmydata python-cheetah python-oauth python-serial python3-pycurl python3-software-properties software-properties-common unattended-upgrades Use 'apt-get autoremove' to remove them. 0 upgraded, 0 newly installed, 0 to remove and 53 not upgraded. Warning: Permanently added '192.168.114.104' (ECDSA) to the list of known hosts. W: GPG error: http://mirror.fuel-infra.org mos9.0-holdback Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY BCE5CC461FA22B08 W: GPG error: http://mirror.fuel-infra.org mos9.0-security Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY BCE5CC461FA22B08 W: GPG error: http://mirror.fuel-infra.org mos9.0-updates Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY BCE5CC461FA22B08 Reading package lists... Building dependency tree... Reading state information... nailgun-agent is already the newest version. nailgun-mcagents is already the newest version. The following packages were automatically installed and are no longer required: cloud-guest-utils eatmydata python-cheetah python-oauth python-serial python3-pycurl python3-software-properties software-properties-common unattended-upgrades Use 'apt-get autoremove' to remove them. 0 upgraded, 0 newly installed, 0 to remove and 52 not upgraded. Warning: Permanently added '192.168.114.102' (ECDSA) to the list of known hosts. W: GPG error: http://mirror.fuel-infra.org mos9.0-holdback Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY BCE5CC461FA22B08 W: GPG error: http://mirror.fuel-infra.org mos9.0-security Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY BCE5CC461FA22B08 W: GPG error: http://mirror.fuel-infra.org mos9.0-updates Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY BCE5CC461FA22B08 Reading package lists... Building dependency tree... Reading state information... nailgun-agent is already the newest version. nailgun-mcagents is already the newest version. The following packages were automatically installed and are no longer required: cloud-guest-utils eatmydata python-cheetah python-oauth python-serial python3-pycurl python3-software-properties software-properties-common unattended-upgrades Use 'apt-get autoremove' to remove them. 0 upgraded, 0 newly installed, 0 to remove and 52 not upgraded. [root@fuel ~]# ``` message "52 not upgraded". I think this didn't update packages.