+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-22 04:16:50.231 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-22 04:16:50.509 1 INFO cinder.rpc [None req-0da19574-2ad7-40b9-a5af-01b1e3286d27 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-22 04:16:50.512 1 INFO cinder.rpc [None req-0da19574-2ad7-40b9-a5af-01b1e3286d27 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-22 04:16:50.515 1 INFO cinder.rpc [None req-0da19574-2ad7-40b9-a5af-01b1e3286d27 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-22 04:16:50.517 1 INFO cinder.rpc [None req-0da19574-2ad7-40b9-a5af-01b1e3286d27 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-22 04:16:50.519 1 INFO cinder.rpc [None req-0da19574-2ad7-40b9-a5af-01b1e3286d27 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-22 04:16:50.522 1 INFO cinder.rpc [None req-0da19574-2ad7-40b9-a5af-01b1e3286d27 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-22 04:16:50.581 1 WARNING oslo_config.cfg [None req-0da19574-2ad7-40b9-a5af-01b1e3286d27 - - - - - -] 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.
2026-09-22 04:16:50.582 1 WARNING oslo_config.cfg [None req-0da19574-2ad7-40b9-a5af-01b1e3286d27 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-22 04:16:50.590 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-09-22 04:16:50.616 1 INFO cinder.backup.manager [None req-de62435e-157d-4abc-98d7-14bac2ad61fa - - - - - -] Cleaning up incomplete backup operations.
2026-09-22 04:16:50.669 1 INFO cinder.keymgr.migration [None req-5b79cbf9-aa7e-4a88-ac3a-548b88b0f169 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.