+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-24 00:12:24.794 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-24 00:12:25.025 1 INFO cinder.rpc [None req-b4af3532-5f71-4cc3-885b-fd0cf39ec5d1 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-24 00:12:25.030 1 INFO cinder.rpc [None req-b4af3532-5f71-4cc3-885b-fd0cf39ec5d1 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-24 00:12:25.035 1 INFO cinder.rpc [None req-b4af3532-5f71-4cc3-885b-fd0cf39ec5d1 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-24 00:12:25.038 1 INFO cinder.rpc [None req-b4af3532-5f71-4cc3-885b-fd0cf39ec5d1 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-24 00:12:25.042 1 INFO cinder.rpc [None req-b4af3532-5f71-4cc3-885b-fd0cf39ec5d1 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-24 00:12:25.046 1 INFO cinder.rpc [None req-b4af3532-5f71-4cc3-885b-fd0cf39ec5d1 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-24 00:12:25.108 1 WARNING oslo_config.cfg [None req-b4af3532-5f71-4cc3-885b-fd0cf39ec5d1 - - - - - -] 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.
2026-07-24 00:12:25.110 1 WARNING oslo_config.cfg [None req-b4af3532-5f71-4cc3-885b-fd0cf39ec5d1 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-24 00:12:25.122 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-07-24 00:12:25.141 1 INFO cinder.backup.manager [None req-8e130339-d7e1-4b88-b59e-5d1015373372 - - - - - -] Cleaning up incomplete backup operations.
2026-07-24 00:12:25.284 1 INFO cinder.keymgr.migration [None req-27c85be5-3823-45a0-822c-7349ff01b2be - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.