+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-02 01:51:37.788 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-02 01:51:38.051 1 INFO cinder.rpc [None req-661f5f8e-02dc-4fd9-9012-f31ded80b242 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-02 01:51:38.054 1 INFO cinder.rpc [None req-661f5f8e-02dc-4fd9-9012-f31ded80b242 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-02 01:51:38.056 1 INFO cinder.rpc [None req-661f5f8e-02dc-4fd9-9012-f31ded80b242 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-02 01:51:38.058 1 INFO cinder.rpc [None req-661f5f8e-02dc-4fd9-9012-f31ded80b242 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-02 01:51:38.061 1 INFO cinder.rpc [None req-661f5f8e-02dc-4fd9-9012-f31ded80b242 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-02 01:51:38.064 1 INFO cinder.rpc [None req-661f5f8e-02dc-4fd9-9012-f31ded80b242 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-02 01:51:38.124 1 WARNING oslo_config.cfg [None req-661f5f8e-02dc-4fd9-9012-f31ded80b242 - - - - - -] 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.
2026-09-02 01:51:38.125 1 WARNING oslo_config.cfg [None req-661f5f8e-02dc-4fd9-9012-f31ded80b242 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-02 01:51:38.133 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-09-02 01:51:38.155 1 INFO cinder.backup.manager [None req-14e85704-2feb-4115-9f41-7a6b726ce521 - - - - - -] Cleaning up incomplete backup operations.
2026-09-02 01:51:38.218 1 INFO cinder.keymgr.migration [None req-0f0364d6-3b4c-4a9d-8e35-53c503021f92 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.