+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-03 19:19:29.406 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-03 19:19:29.693 1 INFO cinder.rpc [None req-06e85dc9-3db1-437f-b174-5dc97937e780 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-03 19:19:29.696 1 INFO cinder.rpc [None req-06e85dc9-3db1-437f-b174-5dc97937e780 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-03 19:19:29.699 1 INFO cinder.rpc [None req-06e85dc9-3db1-437f-b174-5dc97937e780 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-03 19:19:29.701 1 INFO cinder.rpc [None req-06e85dc9-3db1-437f-b174-5dc97937e780 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-03 19:19:29.704 1 INFO cinder.rpc [None req-06e85dc9-3db1-437f-b174-5dc97937e780 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-03 19:19:29.707 1 INFO cinder.rpc [None req-06e85dc9-3db1-437f-b174-5dc97937e780 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-03 19:19:29.771 1 WARNING oslo_config.cfg [None req-06e85dc9-3db1-437f-b174-5dc97937e780 - - - - - -] 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.
2026-07-03 19:19:29.772 1 WARNING oslo_config.cfg [None req-06e85dc9-3db1-437f-b174-5dc97937e780 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-03 19:19:29.782 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-03 19:19:29.806 1 INFO cinder.backup.manager [None req-361763a8-1cdb-4902-8c9a-8898d3fd2f9d - - - - - -] Cleaning up incomplete backup operations.
2026-07-03 19:19:29.868 1 INFO cinder.keymgr.migration [None req-ef7414d0-932c-4363-ae86-1293a8ffdfb0 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.