+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-27 01:54:24.673 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-27 01:54:24.943 1 INFO cinder.rpc [None req-45282a68-93b6-48c6-aafd-d8577eb9af9e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-27 01:54:24.945 1 INFO cinder.rpc [None req-45282a68-93b6-48c6-aafd-d8577eb9af9e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-27 01:54:24.948 1 INFO cinder.rpc [None req-45282a68-93b6-48c6-aafd-d8577eb9af9e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-27 01:54:24.950 1 INFO cinder.rpc [None req-45282a68-93b6-48c6-aafd-d8577eb9af9e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-27 01:54:24.952 1 INFO cinder.rpc [None req-45282a68-93b6-48c6-aafd-d8577eb9af9e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-27 01:54:24.955 1 INFO cinder.rpc [None req-45282a68-93b6-48c6-aafd-d8577eb9af9e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-27 01:54:25.011 1 WARNING oslo_config.cfg [None req-45282a68-93b6-48c6-aafd-d8577eb9af9e - - - - - -] 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 01:54:25.012 1 WARNING oslo_config.cfg [None req-45282a68-93b6-48c6-aafd-d8577eb9af9e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-27 01:54:25.021 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-04-27 01:54:25.043 1 INFO cinder.backup.manager [None req-fb13ad77-1cc4-49a5-8b5d-b51230796c0d - - - - - -] Cleaning up incomplete backup operations.
2026-04-27 01:54:25.097 1 INFO cinder.keymgr.migration [None req-3d5c887d-ff65-466f-918f-b57c3d96e1f2 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.