+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-02 17:10:29.895 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-02 17:10:30.117 1 INFO cinder.rpc [None req-5ebd5bcd-2978-46bd-be2b-cfdac29b29c8 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-02 17:10:30.120 1 INFO cinder.rpc [None req-5ebd5bcd-2978-46bd-be2b-cfdac29b29c8 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-04-02 17:10:30.122 1 INFO cinder.rpc [None req-5ebd5bcd-2978-46bd-be2b-cfdac29b29c8 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-02 17:10:30.125 1 INFO cinder.rpc [None req-5ebd5bcd-2978-46bd-be2b-cfdac29b29c8 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-04-02 17:10:30.128 1 INFO cinder.rpc [None req-5ebd5bcd-2978-46bd-be2b-cfdac29b29c8 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-02 17:10:30.133 1 INFO cinder.rpc [None req-5ebd5bcd-2978-46bd-be2b-cfdac29b29c8 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-02 17:10:30.186 1 WARNING oslo_config.cfg [None req-5ebd5bcd-2978-46bd-be2b-cfdac29b29c8 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-04-02 17:10:30.188 1 WARNING oslo_config.cfg [None req-5ebd5bcd-2978-46bd-be2b-cfdac29b29c8 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-02 17:10:30.200 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-04-02 17:10:30.217 1 INFO cinder.backup.manager [None req-6b1fda4f-3222-4d5a-ba7e-b5323b81af1d - - - - - -] Cleaning up incomplete backup operations.
2026-04-02 17:10:30.334 1 INFO cinder.keymgr.migration [None req-f25bbe21-0b1a-4c3c-82a3-31d1751c4677 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.