+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-27 15:52:44.653 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-27 15:52:44.953 1 INFO cinder.rpc [None req-5d4b2c65-5347-4a5e-a92c-2f5f05d7e5c4 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-27 15:52:44.957 1 INFO cinder.rpc [None req-5d4b2c65-5347-4a5e-a92c-2f5f05d7e5c4 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-27 15:52:44.959 1 INFO cinder.rpc [None req-5d4b2c65-5347-4a5e-a92c-2f5f05d7e5c4 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-27 15:52:44.962 1 INFO cinder.rpc [None req-5d4b2c65-5347-4a5e-a92c-2f5f05d7e5c4 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-27 15:52:44.965 1 INFO cinder.rpc [None req-5d4b2c65-5347-4a5e-a92c-2f5f05d7e5c4 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-27 15:52:44.968 1 INFO cinder.rpc [None req-5d4b2c65-5347-4a5e-a92c-2f5f05d7e5c4 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-27 15:52:45.040 1 WARNING oslo_config.cfg [None req-5d4b2c65-5347-4a5e-a92c-2f5f05d7e5c4 - - - - - -] 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.
2026-05-27 15:52:45.042 1 WARNING oslo_config.cfg [None req-5d4b2c65-5347-4a5e-a92c-2f5f05d7e5c4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-27 15:52:45.051 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-27 15:52:45.084 1 INFO cinder.backup.manager [None req-eb549b86-013c-47da-b38c-46edeb7f3d8d - - - - - -] Cleaning up incomplete backup operations.
2026-05-27 15:52:45.159 1 INFO cinder.keymgr.migration [None req-f81314f0-f48d-4e6c-9307-5cb715a0b19d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.