+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-08 17:53:07.084 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-08 17:53:07.383 1 INFO cinder.rpc [None req-30596270-d004-4142-ba8a-75b794d8997d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-08 17:53:07.387 1 INFO cinder.rpc [None req-30596270-d004-4142-ba8a-75b794d8997d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-08 17:53:07.390 1 INFO cinder.rpc [None req-30596270-d004-4142-ba8a-75b794d8997d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-08 17:53:07.394 1 INFO cinder.rpc [None req-30596270-d004-4142-ba8a-75b794d8997d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-08 17:53:07.398 1 INFO cinder.rpc [None req-30596270-d004-4142-ba8a-75b794d8997d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-08 17:53:07.401 1 INFO cinder.rpc [None req-30596270-d004-4142-ba8a-75b794d8997d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-08 17:53:07.477 1 WARNING oslo_config.cfg [None req-30596270-d004-4142-ba8a-75b794d8997d - - - - - -] 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.
2026-06-08 17:53:07.479 1 WARNING oslo_config.cfg [None req-30596270-d004-4142-ba8a-75b794d8997d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-08 17:53:07.489 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-06-08 17:53:07.516 1 INFO cinder.backup.manager [None req-c5dc2a42-ffe0-4858-ad30-75fcf33c2e22 - - - - - -] Cleaning up incomplete backup operations.
2026-06-08 17:53:07.572 1 INFO cinder.keymgr.migration [None req-3524144e-c930-46b3-92e1-409f55accdd8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.