+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-15 21:26:35.732 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-15 21:26:36.014 1 INFO cinder.rpc [None req-8a3deed8-f99e-4823-91ad-4401803074cd - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-15 21:26:36.017 1 INFO cinder.rpc [None req-8a3deed8-f99e-4823-91ad-4401803074cd - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-15 21:26:36.019 1 INFO cinder.rpc [None req-8a3deed8-f99e-4823-91ad-4401803074cd - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-15 21:26:36.021 1 INFO cinder.rpc [None req-8a3deed8-f99e-4823-91ad-4401803074cd - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-15 21:26:36.023 1 INFO cinder.rpc [None req-8a3deed8-f99e-4823-91ad-4401803074cd - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-15 21:26:36.025 1 INFO cinder.rpc [None req-8a3deed8-f99e-4823-91ad-4401803074cd - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-15 21:26:36.086 1 WARNING oslo_config.cfg [None req-8a3deed8-f99e-4823-91ad-4401803074cd - - - - - -] 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.
2026-06-15 21:26:36.087 1 WARNING oslo_config.cfg [None req-8a3deed8-f99e-4823-91ad-4401803074cd - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-15 21:26:36.097 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-15 21:26:36.122 1 INFO cinder.backup.manager [None req-d82a0564-9277-4ec3-afa7-cdc03fe86bda - - - - - -] Cleaning up incomplete backup operations.
2026-06-15 21:26:36.186 1 INFO cinder.keymgr.migration [None req-7754a73b-ba0d-448a-8276-fba75ede1e66 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.