+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-31 21:53:02.808 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-31 21:53:03.083 1 INFO cinder.rpc [None req-2bfdbdab-cc3f-415b-a9d6-4cdf490b5dac - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-31 21:53:03.086 1 INFO cinder.rpc [None req-2bfdbdab-cc3f-415b-a9d6-4cdf490b5dac - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-31 21:53:03.088 1 INFO cinder.rpc [None req-2bfdbdab-cc3f-415b-a9d6-4cdf490b5dac - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-31 21:53:03.090 1 INFO cinder.rpc [None req-2bfdbdab-cc3f-415b-a9d6-4cdf490b5dac - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-31 21:53:03.093 1 INFO cinder.rpc [None req-2bfdbdab-cc3f-415b-a9d6-4cdf490b5dac - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-31 21:53:03.095 1 INFO cinder.rpc [None req-2bfdbdab-cc3f-415b-a9d6-4cdf490b5dac - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-31 21:53:03.158 1 WARNING oslo_config.cfg [None req-2bfdbdab-cc3f-415b-a9d6-4cdf490b5dac - - - - - -] 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.
2026-07-31 21:53:03.159 1 WARNING oslo_config.cfg [None req-2bfdbdab-cc3f-415b-a9d6-4cdf490b5dac - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-31 21:53:03.169 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-31 21:53:03.193 1 INFO cinder.backup.manager [None req-faea7567-e2ef-4695-8be5-109cfbe9fc88 - - - - - -] Cleaning up incomplete backup operations.
2026-07-31 21:53:03.283 1 INFO cinder.keymgr.migration [None req-ebddc4d5-fc34-4845-aae0-3945e77f27ba - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.