+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-10 22:52:54.332 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-10 22:52:54.599 1 INFO cinder.rpc [None req-965f055d-aaa6-4596-9a3f-cca5558e325d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-10 22:52:54.604 1 INFO cinder.rpc [None req-965f055d-aaa6-4596-9a3f-cca5558e325d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-10 22:52:54.608 1 INFO cinder.rpc [None req-965f055d-aaa6-4596-9a3f-cca5558e325d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-10 22:52:54.612 1 INFO cinder.rpc [None req-965f055d-aaa6-4596-9a3f-cca5558e325d - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-10 22:52:54.616 1 INFO cinder.rpc [None req-965f055d-aaa6-4596-9a3f-cca5558e325d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-10 22:52:54.620 1 INFO cinder.rpc [None req-965f055d-aaa6-4596-9a3f-cca5558e325d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-10 22:52:54.686 1 WARNING oslo_config.cfg [None req-965f055d-aaa6-4596-9a3f-cca5558e325d - - - - - -] 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.
2026-08-10 22:52:54.687 1 WARNING oslo_config.cfg [None req-965f055d-aaa6-4596-9a3f-cca5558e325d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-10 22:52:54.700 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-08-10 22:52:54.720 1 INFO cinder.backup.manager [None req-38207fea-4a78-4ab1-a532-be49eeabdf11 - - - - - -] Cleaning up incomplete backup operations.
2026-08-10 22:52:54.922 1 INFO cinder.keymgr.migration [None req-44c09186-93e9-4528-b468-62d49c622a3f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.