+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-22 10:58:11.122 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-22 10:58:11.375 1 INFO cinder.rpc [None req-6a90595a-c5ce-46ca-befc-62564ebbb946 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-22 10:58:11.379 1 INFO cinder.rpc [None req-6a90595a-c5ce-46ca-befc-62564ebbb946 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-22 10:58:11.382 1 INFO cinder.rpc [None req-6a90595a-c5ce-46ca-befc-62564ebbb946 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-22 10:58:11.385 1 INFO cinder.rpc [None req-6a90595a-c5ce-46ca-befc-62564ebbb946 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-22 10:58:11.389 1 INFO cinder.rpc [None req-6a90595a-c5ce-46ca-befc-62564ebbb946 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-22 10:58:11.392 1 INFO cinder.rpc [None req-6a90595a-c5ce-46ca-befc-62564ebbb946 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-22 10:58:11.603 1 WARNING oslo_config.cfg [None req-6a90595a-c5ce-46ca-befc-62564ebbb946 - - - - - -] 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.
2026-08-22 10:58:11.604 1 WARNING oslo_config.cfg [None req-6a90595a-c5ce-46ca-befc-62564ebbb946 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-22 10:58:11.617 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-08-22 10:58:11.636 1 INFO cinder.backup.manager [None req-9401bb0a-c38d-4ec5-8d6b-20b9d227414d - - - - - -] Cleaning up incomplete backup operations.
2026-08-22 10:58:11.704 1 INFO cinder.keymgr.migration [None req-21640ee0-8b3b-440e-bf02-68809930ada9 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.