+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-02 00:47:38.635 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-02 00:47:38.860 1 INFO cinder.rpc [None req-c2350eda-f16b-483d-95cf-2f5406cb308f - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-02 00:47:38.862 1 INFO cinder.rpc [None req-c2350eda-f16b-483d-95cf-2f5406cb308f - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-07-02 00:47:38.864 1 INFO cinder.rpc [None req-c2350eda-f16b-483d-95cf-2f5406cb308f - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-02 00:47:38.867 1 INFO cinder.rpc [None req-c2350eda-f16b-483d-95cf-2f5406cb308f - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-02 00:47:38.869 1 INFO cinder.rpc [None req-c2350eda-f16b-483d-95cf-2f5406cb308f - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-02 00:47:38.872 1 INFO cinder.rpc [None req-c2350eda-f16b-483d-95cf-2f5406cb308f - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-02 00:47:38.925 1 WARNING oslo_config.cfg [None req-c2350eda-f16b-483d-95cf-2f5406cb308f - - - - - -] 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.
2026-07-02 00:47:38.927 1 WARNING oslo_config.cfg [None req-c2350eda-f16b-483d-95cf-2f5406cb308f - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-02 00:47:38.937 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-07-02 00:47:38.954 1 INFO cinder.backup.manager [None req-6115b1a3-cade-49e8-8bfe-7cbd1f25459e - - - - - -] Cleaning up incomplete backup operations.
2026-07-02 00:47:39.108 1 INFO cinder.keymgr.migration [None req-5aaa9447-6704-40bb-961c-cb2b126d6d4d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.