+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-16 17:10:40.275 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-16 17:10:40.551 1 INFO cinder.rpc [None req-c4e8371a-c369-4a64-a9df-a1b92fbd3d49 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-16 17:10:40.554 1 INFO cinder.rpc [None req-c4e8371a-c369-4a64-a9df-a1b92fbd3d49 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-16 17:10:40.556 1 INFO cinder.rpc [None req-c4e8371a-c369-4a64-a9df-a1b92fbd3d49 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-16 17:10:40.559 1 INFO cinder.rpc [None req-c4e8371a-c369-4a64-a9df-a1b92fbd3d49 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-16 17:10:40.561 1 INFO cinder.rpc [None req-c4e8371a-c369-4a64-a9df-a1b92fbd3d49 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-16 17:10:40.563 1 INFO cinder.rpc [None req-c4e8371a-c369-4a64-a9df-a1b92fbd3d49 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-16 17:10:40.627 1 WARNING oslo_config.cfg [None req-c4e8371a-c369-4a64-a9df-a1b92fbd3d49 - - - - - -] 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.
2026-04-16 17:10:40.628 1 WARNING oslo_config.cfg [None req-c4e8371a-c369-4a64-a9df-a1b92fbd3d49 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-16 17:10:40.637 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-16 17:10:40.662 1 INFO cinder.backup.manager [None req-059a079d-4ba9-4879-b5d3-b63fa9a0c63a - - - - - -] Cleaning up incomplete backup operations.
2026-04-16 17:10:40.721 1 INFO cinder.keymgr.migration [None req-469a123c-6712-48cc-90a3-d73b2afcfcd1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.