+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-08 23:24:53.298 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-08 23:24:53.569 1 INFO cinder.rpc [None req-ec929cf0-5066-4657-a29a-d10b36d23266 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-08 23:24:53.572 1 INFO cinder.rpc [None req-ec929cf0-5066-4657-a29a-d10b36d23266 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-08 23:24:53.574 1 INFO cinder.rpc [None req-ec929cf0-5066-4657-a29a-d10b36d23266 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-08 23:24:53.577 1 INFO cinder.rpc [None req-ec929cf0-5066-4657-a29a-d10b36d23266 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-08 23:24:53.579 1 INFO cinder.rpc [None req-ec929cf0-5066-4657-a29a-d10b36d23266 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-08 23:24:53.582 1 INFO cinder.rpc [None req-ec929cf0-5066-4657-a29a-d10b36d23266 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-08 23:24:53.640 1 WARNING oslo_config.cfg [None req-ec929cf0-5066-4657-a29a-d10b36d23266 - - - - - -] 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.
2026-09-08 23:24:53.641 1 WARNING oslo_config.cfg [None req-ec929cf0-5066-4657-a29a-d10b36d23266 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-08 23:24:53.649 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-09-08 23:24:53.672 1 INFO cinder.backup.manager [None req-dc07f8f2-9aee-4d86-962d-c3963c66b518 - - - - - -] Cleaning up incomplete backup operations.
2026-09-08 23:24:53.730 1 INFO cinder.keymgr.migration [None req-2e158b96-0473-4959-ba70-23bbc1a5d93e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.