+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-24 00:21:00.044 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-24 00:21:00.349 1 INFO cinder.rpc [None req-592c0196-0291-4f45-ac3c-273b0158f08d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-24 00:21:00.351 1 INFO cinder.rpc [None req-592c0196-0291-4f45-ac3c-273b0158f08d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-24 00:21:00.354 1 INFO cinder.rpc [None req-592c0196-0291-4f45-ac3c-273b0158f08d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-24 00:21:00.356 1 INFO cinder.rpc [None req-592c0196-0291-4f45-ac3c-273b0158f08d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-24 00:21:00.358 1 INFO cinder.rpc [None req-592c0196-0291-4f45-ac3c-273b0158f08d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-24 00:21:00.361 1 INFO cinder.rpc [None req-592c0196-0291-4f45-ac3c-273b0158f08d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-24 00:21:00.427 1 WARNING oslo_config.cfg [None req-592c0196-0291-4f45-ac3c-273b0158f08d - - - - - -] 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.
2026-07-24 00:21:00.429 1 WARNING oslo_config.cfg [None req-592c0196-0291-4f45-ac3c-273b0158f08d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-24 00:21:00.440 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-24 00:21:00.465 1 INFO cinder.backup.manager [None req-4e13e031-d7f9-42cf-a847-e6fb2ef6314e - - - - - -] Cleaning up incomplete backup operations.
2026-07-24 00:21:00.536 1 INFO cinder.keymgr.migration [None req-6c8c2ef4-c9f7-48e7-94ee-00dbbc5cd62f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.