+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-19 19:38:55.834 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-19 19:38:56.057 1 INFO cinder.rpc [None req-f6ad4b8e-ea83-4697-8960-a696d695c0bf - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-19 19:38:56.060 1 INFO cinder.rpc [None req-f6ad4b8e-ea83-4697-8960-a696d695c0bf - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-19 19:38:56.063 1 INFO cinder.rpc [None req-f6ad4b8e-ea83-4697-8960-a696d695c0bf - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-19 19:38:56.065 1 INFO cinder.rpc [None req-f6ad4b8e-ea83-4697-8960-a696d695c0bf - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-19 19:38:56.068 1 INFO cinder.rpc [None req-f6ad4b8e-ea83-4697-8960-a696d695c0bf - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-19 19:38:56.071 1 INFO cinder.rpc [None req-f6ad4b8e-ea83-4697-8960-a696d695c0bf - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-19 19:38:56.117 1 WARNING oslo_config.cfg [None req-f6ad4b8e-ea83-4697-8960-a696d695c0bf - - - - - -] 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.
2026-05-19 19:38:56.118 1 WARNING oslo_config.cfg [None req-f6ad4b8e-ea83-4697-8960-a696d695c0bf - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-19 19:38:56.128 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-19 19:38:56.146 1 INFO cinder.backup.manager [None req-605181b1-9194-44d6-b5e2-a5ee8495a9ba - - - - - -] Cleaning up incomplete backup operations.
2026-05-19 19:38:56.264 1 INFO cinder.keymgr.migration [None req-f32a5560-d2bb-4db4-a753-088d5990f03f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.