+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-27 21:25:52.003 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-27 21:25:52.236 1 INFO cinder.rpc [None req-446b35cf-fd0d-4603-a973-ccfd165f4df8 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-27 21:25:52.239 1 INFO cinder.rpc [None req-446b35cf-fd0d-4603-a973-ccfd165f4df8 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-27 21:25:52.243 1 INFO cinder.rpc [None req-446b35cf-fd0d-4603-a973-ccfd165f4df8 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-27 21:25:52.245 1 INFO cinder.rpc [None req-446b35cf-fd0d-4603-a973-ccfd165f4df8 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-02-27 21:25:52.248 1 INFO cinder.rpc [None req-446b35cf-fd0d-4603-a973-ccfd165f4df8 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-27 21:25:52.251 1 INFO cinder.rpc [None req-446b35cf-fd0d-4603-a973-ccfd165f4df8 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-27 21:25:52.375 1 WARNING oslo_config.cfg [None req-446b35cf-fd0d-4603-a973-ccfd165f4df8 - - - - - -] 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 21:25:52.377 1 WARNING oslo_config.cfg [None req-446b35cf-fd0d-4603-a973-ccfd165f4df8 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-27 21:25:52.390 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-02-27 21:25:52.410 1 INFO cinder.backup.manager [None req-ddc4d13e-40cb-4b76-b555-1cca6145116c - - - - - -] Cleaning up incomplete backup operations.
2026-02-27 21:25:52.476 1 INFO cinder.keymgr.migration [None req-50c2daea-d6eb-44f1-8e15-a62c9c506c8c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.