+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-04 19:54:27.386 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-04 19:54:27.662 1 INFO cinder.rpc [None req-cdc9fdaf-42dc-4dbb-96ca-843124fb4796 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-04 19:54:27.665 1 INFO cinder.rpc [None req-cdc9fdaf-42dc-4dbb-96ca-843124fb4796 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-04 19:54:27.667 1 INFO cinder.rpc [None req-cdc9fdaf-42dc-4dbb-96ca-843124fb4796 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-04 19:54:27.668 1 INFO cinder.rpc [None req-cdc9fdaf-42dc-4dbb-96ca-843124fb4796 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-04 19:54:27.670 1 INFO cinder.rpc [None req-cdc9fdaf-42dc-4dbb-96ca-843124fb4796 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-04 19:54:27.673 1 INFO cinder.rpc [None req-cdc9fdaf-42dc-4dbb-96ca-843124fb4796 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-04 19:54:27.746 1 WARNING oslo_config.cfg [None req-cdc9fdaf-42dc-4dbb-96ca-843124fb4796 - - - - - -] 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.
2026-06-04 19:54:27.747 1 WARNING oslo_config.cfg [None req-cdc9fdaf-42dc-4dbb-96ca-843124fb4796 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-04 19:54:27.756 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-06-04 19:54:27.781 1 INFO cinder.backup.manager [None req-ff14dd5d-8fc4-4969-afaa-2273e26db005 - - - - - -] Cleaning up incomplete backup operations.
2026-06-04 19:54:27.834 1 INFO cinder.keymgr.migration [None req-426c4546-7ce7-431a-995c-e9f8cecb606a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.