+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-02 10:41:33.378 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-02 10:41:33.668 1 INFO cinder.rpc [None req-d9f2971e-e255-44b4-a2eb-67f239e0b2d7 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-02 10:41:33.671 1 INFO cinder.rpc [None req-d9f2971e-e255-44b4-a2eb-67f239e0b2d7 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-02 10:41:33.674 1 INFO cinder.rpc [None req-d9f2971e-e255-44b4-a2eb-67f239e0b2d7 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-02 10:41:33.676 1 INFO cinder.rpc [None req-d9f2971e-e255-44b4-a2eb-67f239e0b2d7 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-02 10:41:33.678 1 INFO cinder.rpc [None req-d9f2971e-e255-44b4-a2eb-67f239e0b2d7 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-02 10:41:33.681 1 INFO cinder.rpc [None req-d9f2971e-e255-44b4-a2eb-67f239e0b2d7 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-02 10:41:33.753 1 WARNING oslo_config.cfg [None req-d9f2971e-e255-44b4-a2eb-67f239e0b2d7 - - - - - -] 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 10:41:33.755 1 WARNING oslo_config.cfg [None req-d9f2971e-e255-44b4-a2eb-67f239e0b2d7 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-02 10:41:33.764 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-02 10:41:33.794 1 INFO cinder.backup.manager [None req-1ee282ce-a278-45f0-8278-eaf2457f3d64 - - - - - -] Cleaning up incomplete backup operations.
2026-07-02 10:41:33.864 1 INFO cinder.keymgr.migration [None req-848747f7-b2a1-4318-bef5-b7035ad59d98 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.