+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-27 05:12:49.261 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-27 05:12:49.540 1 INFO cinder.rpc [None req-a4116d6d-239c-402d-80f9-53c4e41ec3b7 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-27 05:12:49.543 1 INFO cinder.rpc [None req-a4116d6d-239c-402d-80f9-53c4e41ec3b7 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-27 05:12:49.545 1 INFO cinder.rpc [None req-a4116d6d-239c-402d-80f9-53c4e41ec3b7 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-27 05:12:49.548 1 INFO cinder.rpc [None req-a4116d6d-239c-402d-80f9-53c4e41ec3b7 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-27 05:12:49.550 1 INFO cinder.rpc [None req-a4116d6d-239c-402d-80f9-53c4e41ec3b7 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-27 05:12:49.553 1 INFO cinder.rpc [None req-a4116d6d-239c-402d-80f9-53c4e41ec3b7 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-27 05:12:49.621 1 WARNING oslo_config.cfg [None req-a4116d6d-239c-402d-80f9-53c4e41ec3b7 - - - - - -] 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.
2026-04-27 05:12:49.622 1 WARNING oslo_config.cfg [None req-a4116d6d-239c-402d-80f9-53c4e41ec3b7 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-27 05:12:49.634 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-27 05:12:49.659 1 INFO cinder.backup.manager [None req-b98de35b-58c5-4894-acd0-b8a8c63663e8 - - - - - -] Cleaning up incomplete backup operations.
2026-04-27 05:12:49.726 1 INFO cinder.keymgr.migration [None req-ac20e4e5-2ce7-4b74-bc2a-30fca4a1c9cb - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.