+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-29 02:34:30.167 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-29 02:34:30.439 1 INFO cinder.rpc [None req-a72386ca-8f83-4841-8a41-87a03c7405bc - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-29 02:34:30.442 1 INFO cinder.rpc [None req-a72386ca-8f83-4841-8a41-87a03c7405bc - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-29 02:34:30.444 1 INFO cinder.rpc [None req-a72386ca-8f83-4841-8a41-87a03c7405bc - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-29 02:34:30.447 1 INFO cinder.rpc [None req-a72386ca-8f83-4841-8a41-87a03c7405bc - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-29 02:34:30.450 1 INFO cinder.rpc [None req-a72386ca-8f83-4841-8a41-87a03c7405bc - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-29 02:34:30.453 1 INFO cinder.rpc [None req-a72386ca-8f83-4841-8a41-87a03c7405bc - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-29 02:34:30.532 1 WARNING oslo_config.cfg [None req-a72386ca-8f83-4841-8a41-87a03c7405bc - - - - - -] 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.
2026-05-29 02:34:30.533 1 WARNING oslo_config.cfg [None req-a72386ca-8f83-4841-8a41-87a03c7405bc - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-29 02:34:30.544 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-05-29 02:34:30.567 1 INFO cinder.backup.manager [None req-fe96eda9-4cd6-4e06-8301-f113cdff2700 - - - - - -] Cleaning up incomplete backup operations.
2026-05-29 02:34:30.628 1 INFO cinder.keymgr.migration [None req-b82c3c89-2fe0-4c63-9168-c3aab6cc93c1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.