+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-27 22:22:01.524 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-27 22:22:01.807 1 INFO cinder.rpc [None req-2cc5b6cc-bdd1-48d8-b25c-c73211998b27 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-27 22:22:01.812 1 INFO cinder.rpc [None req-2cc5b6cc-bdd1-48d8-b25c-c73211998b27 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-27 22:22:01.815 1 INFO cinder.rpc [None req-2cc5b6cc-bdd1-48d8-b25c-c73211998b27 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-27 22:22:01.827 1 INFO cinder.rpc [None req-2cc5b6cc-bdd1-48d8-b25c-c73211998b27 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-02-27 22:22:01.833 1 INFO cinder.rpc [None req-2cc5b6cc-bdd1-48d8-b25c-c73211998b27 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-27 22:22:01.838 1 INFO cinder.rpc [None req-2cc5b6cc-bdd1-48d8-b25c-c73211998b27 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-27 22:22:01.910 1 WARNING oslo_config.cfg [None req-2cc5b6cc-bdd1-48d8-b25c-c73211998b27 - - - - - -] 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.
2026-02-27 22:22:01.911 1 WARNING oslo_config.cfg [None req-2cc5b6cc-bdd1-48d8-b25c-c73211998b27 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-27 22:22:01.919 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-02-27 22:22:01.944 1 INFO cinder.backup.manager [None req-760896c8-30a5-4d81-9f67-879a39150980 - - - - - -] Cleaning up incomplete backup operations.
2026-02-27 22:22:02.008 1 INFO cinder.keymgr.migration [None req-86a6cfa6-5f31-4ef1-a419-b597c3de2706 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.