+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-23 19:09:26.341 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-23 19:09:26.573 1 INFO cinder.rpc [None req-c1e290e5-05b2-4026-8e5e-17afd30f6957 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-23 19:09:26.575 1 INFO cinder.rpc [None req-c1e290e5-05b2-4026-8e5e-17afd30f6957 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-23 19:09:26.578 1 INFO cinder.rpc [None req-c1e290e5-05b2-4026-8e5e-17afd30f6957 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-23 19:09:26.580 1 INFO cinder.rpc [None req-c1e290e5-05b2-4026-8e5e-17afd30f6957 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-06-23 19:09:26.583 1 INFO cinder.rpc [None req-c1e290e5-05b2-4026-8e5e-17afd30f6957 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-23 19:09:26.589 1 INFO cinder.rpc [None req-c1e290e5-05b2-4026-8e5e-17afd30f6957 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-23 19:09:26.739 1 WARNING oslo_config.cfg [None req-c1e290e5-05b2-4026-8e5e-17afd30f6957 - - - - - -] 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.
2026-06-23 19:09:26.741 1 WARNING oslo_config.cfg [None req-c1e290e5-05b2-4026-8e5e-17afd30f6957 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-23 19:09:26.752 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-06-23 19:09:26.769 1 INFO cinder.backup.manager [None req-dc94f2f8-559d-4881-aa63-cc528b95c7ea - - - - - -] Cleaning up incomplete backup operations.
2026-06-23 19:09:26.842 1 INFO cinder.keymgr.migration [None req-5c15ec0a-e204-413f-942e-4ae372e320fe - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.