+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-20 06:26:53.208 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-20 06:26:53.438 1 INFO cinder.rpc [None req-ca5010a8-e346-47a9-9bb4-ea0389d441cc - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-20 06:26:53.441 1 INFO cinder.rpc [None req-ca5010a8-e346-47a9-9bb4-ea0389d441cc - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-20 06:26:53.444 1 INFO cinder.rpc [None req-ca5010a8-e346-47a9-9bb4-ea0389d441cc - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-20 06:26:53.447 1 INFO cinder.rpc [None req-ca5010a8-e346-47a9-9bb4-ea0389d441cc - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-20 06:26:53.450 1 INFO cinder.rpc [None req-ca5010a8-e346-47a9-9bb4-ea0389d441cc - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-20 06:26:53.454 1 INFO cinder.rpc [None req-ca5010a8-e346-47a9-9bb4-ea0389d441cc - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-20 06:26:53.514 1 WARNING oslo_config.cfg [None req-ca5010a8-e346-47a9-9bb4-ea0389d441cc - - - - - -] 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.
2026-05-20 06:26:53.515 1 WARNING oslo_config.cfg [None req-ca5010a8-e346-47a9-9bb4-ea0389d441cc - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-20 06:26:53.526 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-05-20 06:26:53.545 1 INFO cinder.backup.manager [None req-2c3dbca0-df60-456d-ae28-96531d86e7e8 - - - - - -] Cleaning up incomplete backup operations.
2026-05-20 06:26:53.708 1 INFO cinder.keymgr.migration [None req-eb9632e1-82bf-4eb5-a51d-e34ffbef37ef - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.