+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-22 18:55:21.201 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-22 18:55:21.436 1 INFO cinder.rpc [None req-4a17f130-c98b-4296-ad5e-66113eda21fc - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-22 18:55:21.439 1 INFO cinder.rpc [None req-4a17f130-c98b-4296-ad5e-66113eda21fc - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-22 18:55:21.442 1 INFO cinder.rpc [None req-4a17f130-c98b-4296-ad5e-66113eda21fc - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-22 18:55:21.446 1 INFO cinder.rpc [None req-4a17f130-c98b-4296-ad5e-66113eda21fc - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-04-22 18:55:21.451 1 INFO cinder.rpc [None req-4a17f130-c98b-4296-ad5e-66113eda21fc - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-22 18:55:21.454 1 INFO cinder.rpc [None req-4a17f130-c98b-4296-ad5e-66113eda21fc - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-22 18:55:21.583 1 WARNING oslo_config.cfg [None req-4a17f130-c98b-4296-ad5e-66113eda21fc - - - - - -] 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.
2026-04-22 18:55:21.584 1 WARNING oslo_config.cfg [None req-4a17f130-c98b-4296-ad5e-66113eda21fc - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-22 18:55:21.598 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-04-22 18:55:21.622 1 INFO cinder.backup.manager [None req-493eb2d8-8907-4177-a651-b4776b4b665e - - - - - -] Cleaning up incomplete backup operations.
2026-04-22 18:55:21.695 1 INFO cinder.keymgr.migration [None req-ea321db2-dca7-40d9-86d1-40b20273ca57 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.