+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-17 04:51:09.690 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-17 04:51:09.998 1 INFO cinder.rpc [None req-628155b5-5e42-427c-85da-27e4be483329 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-17 04:51:10.002 1 INFO cinder.rpc [None req-628155b5-5e42-427c-85da-27e4be483329 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-17 04:51:10.004 1 INFO cinder.rpc [None req-628155b5-5e42-427c-85da-27e4be483329 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-17 04:51:10.007 1 INFO cinder.rpc [None req-628155b5-5e42-427c-85da-27e4be483329 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-17 04:51:10.012 1 INFO cinder.rpc [None req-628155b5-5e42-427c-85da-27e4be483329 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-17 04:51:10.015 1 INFO cinder.rpc [None req-628155b5-5e42-427c-85da-27e4be483329 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-17 04:51:10.092 1 WARNING oslo_config.cfg [None req-628155b5-5e42-427c-85da-27e4be483329 - - - - - -] 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.
2026-04-17 04:51:10.094 1 WARNING oslo_config.cfg [None req-628155b5-5e42-427c-85da-27e4be483329 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-17 04:51:10.102 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-17 04:51:10.129 1 INFO cinder.backup.manager [None req-bab9720f-8c37-4d7a-b427-a86aae2fb514 - - - - - -] Cleaning up incomplete backup operations.
2026-04-17 04:51:10.230 1 INFO cinder.keymgr.migration [None req-b5da2982-3862-4dc2-bb55-08af35e78ea6 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.