+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-17 13:10:15.490 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-17 13:10:15.807 1 INFO cinder.rpc [None req-79799103-420f-4ed0-966c-2ea0b9ae9288 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-17 13:10:15.813 1 INFO cinder.rpc [None req-79799103-420f-4ed0-966c-2ea0b9ae9288 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-17 13:10:15.815 1 INFO cinder.rpc [None req-79799103-420f-4ed0-966c-2ea0b9ae9288 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-17 13:10:15.817 1 INFO cinder.rpc [None req-79799103-420f-4ed0-966c-2ea0b9ae9288 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-17 13:10:15.820 1 INFO cinder.rpc [None req-79799103-420f-4ed0-966c-2ea0b9ae9288 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-17 13:10:15.823 1 INFO cinder.rpc [None req-79799103-420f-4ed0-966c-2ea0b9ae9288 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-17 13:10:15.892 1 WARNING oslo_config.cfg [None req-79799103-420f-4ed0-966c-2ea0b9ae9288 - - - - - -] 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.
2026-07-17 13:10:15.894 1 WARNING oslo_config.cfg [None req-79799103-420f-4ed0-966c-2ea0b9ae9288 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-17 13:10:15.909 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-17 13:10:15.936 1 INFO cinder.backup.manager [None req-b1a097fb-1759-49e8-8dea-9423ba920fe3 - - - - - -] Cleaning up incomplete backup operations.
2026-07-17 13:10:16.021 1 INFO cinder.keymgr.migration [None req-f2c822d8-8ca8-4ee6-a578-0b406ef6a0ab - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.