+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-29 11:53:01.791 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-29 11:53:02.017 1 INFO cinder.rpc [None req-4b1bd4c2-a497-4335-9cb7-873ee2a320fc - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-29 11:53:02.020 1 INFO cinder.rpc [None req-4b1bd4c2-a497-4335-9cb7-873ee2a320fc - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-29 11:53:02.024 1 INFO cinder.rpc [None req-4b1bd4c2-a497-4335-9cb7-873ee2a320fc - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-29 11:53:02.027 1 INFO cinder.rpc [None req-4b1bd4c2-a497-4335-9cb7-873ee2a320fc - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-29 11:53:02.030 1 INFO cinder.rpc [None req-4b1bd4c2-a497-4335-9cb7-873ee2a320fc - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-29 11:53:02.033 1 INFO cinder.rpc [None req-4b1bd4c2-a497-4335-9cb7-873ee2a320fc - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-29 11:53:02.158 1 WARNING oslo_config.cfg [None req-4b1bd4c2-a497-4335-9cb7-873ee2a320fc - - - - - -] 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.
2026-05-29 11:53:02.159 1 WARNING oslo_config.cfg [None req-4b1bd4c2-a497-4335-9cb7-873ee2a320fc - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-29 11:53:02.170 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-05-29 11:53:02.187 1 INFO cinder.backup.manager [None req-3e88c0a0-7502-425e-9e5b-28ea7dab28ae - - - - - -] Cleaning up incomplete backup operations.
2026-05-29 11:53:02.252 1 INFO cinder.keymgr.migration [None req-0abd5bd7-cf40-47fc-9f4d-a7e5a207dc35 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.