+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-07 17:04:53.118 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-07 17:04:53.406 1 INFO cinder.rpc [None req-fe259c32-fc4d-487f-b1b1-66a9fbe12f18 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-07 17:04:53.408 1 INFO cinder.rpc [None req-fe259c32-fc4d-487f-b1b1-66a9fbe12f18 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-07 17:04:53.410 1 INFO cinder.rpc [None req-fe259c32-fc4d-487f-b1b1-66a9fbe12f18 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-07 17:04:53.413 1 INFO cinder.rpc [None req-fe259c32-fc4d-487f-b1b1-66a9fbe12f18 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-07 17:04:53.416 1 INFO cinder.rpc [None req-fe259c32-fc4d-487f-b1b1-66a9fbe12f18 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-07 17:04:53.419 1 INFO cinder.rpc [None req-fe259c32-fc4d-487f-b1b1-66a9fbe12f18 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-07 17:04:53.479 1 WARNING oslo_config.cfg [None req-fe259c32-fc4d-487f-b1b1-66a9fbe12f18 - - - - - -] 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.
2026-05-07 17:04:53.480 1 WARNING oslo_config.cfg [None req-fe259c32-fc4d-487f-b1b1-66a9fbe12f18 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-07 17:04:53.489 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-07 17:04:53.514 1 INFO cinder.backup.manager [None req-1896c33e-610f-497d-9f7f-58ecc8a214f7 - - - - - -] Cleaning up incomplete backup operations.
2026-05-07 17:04:53.571 1 INFO cinder.keymgr.migration [None req-a8d822dc-b4f8-4b6d-ae3c-d6713bbe749a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.