+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-17 01:08:06.529 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-17 01:08:06.822 1 INFO cinder.rpc [None req-dc0d5d16-3b41-4508-9c7a-3933656ae942 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-17 01:08:06.825 1 INFO cinder.rpc [None req-dc0d5d16-3b41-4508-9c7a-3933656ae942 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-17 01:08:06.828 1 INFO cinder.rpc [None req-dc0d5d16-3b41-4508-9c7a-3933656ae942 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-17 01:08:06.830 1 INFO cinder.rpc [None req-dc0d5d16-3b41-4508-9c7a-3933656ae942 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-17 01:08:06.833 1 INFO cinder.rpc [None req-dc0d5d16-3b41-4508-9c7a-3933656ae942 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-17 01:08:06.836 1 INFO cinder.rpc [None req-dc0d5d16-3b41-4508-9c7a-3933656ae942 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-17 01:08:06.902 1 WARNING oslo_config.cfg [None req-dc0d5d16-3b41-4508-9c7a-3933656ae942 - - - - - -] 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 01:08:06.903 1 WARNING oslo_config.cfg [None req-dc0d5d16-3b41-4508-9c7a-3933656ae942 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-17 01:08:06.912 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-17 01:08:06.938 1 INFO cinder.backup.manager [None req-c97f3d19-d711-43d8-b82b-a2942d994d59 - - - - - -] Cleaning up incomplete backup operations.
2026-04-17 01:08:07.003 1 INFO cinder.keymgr.migration [None req-0bc220f7-58ff-49f3-ad01-e11af758c6fa - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.