+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-25 22:31:02.730 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-25 22:31:02.998 1 INFO cinder.rpc [None req-8802b1a2-6c12-42f6-9b3b-df41e371995a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-25 22:31:03.001 1 INFO cinder.rpc [None req-8802b1a2-6c12-42f6-9b3b-df41e371995a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-25 22:31:03.003 1 INFO cinder.rpc [None req-8802b1a2-6c12-42f6-9b3b-df41e371995a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-25 22:31:03.005 1 INFO cinder.rpc [None req-8802b1a2-6c12-42f6-9b3b-df41e371995a - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-02-25 22:31:03.008 1 INFO cinder.rpc [None req-8802b1a2-6c12-42f6-9b3b-df41e371995a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-25 22:31:03.010 1 INFO cinder.rpc [None req-8802b1a2-6c12-42f6-9b3b-df41e371995a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-25 22:31:03.070 1 WARNING oslo_config.cfg [None req-8802b1a2-6c12-42f6-9b3b-df41e371995a - - - - - -] 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.
2026-02-25 22:31:03.071 1 WARNING oslo_config.cfg [None req-8802b1a2-6c12-42f6-9b3b-df41e371995a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-25 22:31:03.079 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-02-25 22:31:03.103 1 INFO cinder.backup.manager [None req-f2f4ca94-9846-4608-9085-9be62dfe34b9 - - - - - -] Cleaning up incomplete backup operations.
2026-02-25 22:31:03.159 1 INFO cinder.keymgr.migration [None req-8ae6615a-6b8d-4a83-9cb6-62ec40448143 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.