+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-19 20:51:38.257 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-19 20:51:38.528 1 INFO cinder.rpc [None req-811d879c-9980-44a5-9d74-158759ed14ae - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-19 20:51:38.531 1 INFO cinder.rpc [None req-811d879c-9980-44a5-9d74-158759ed14ae - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-19 20:51:38.534 1 INFO cinder.rpc [None req-811d879c-9980-44a5-9d74-158759ed14ae - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-19 20:51:38.537 1 INFO cinder.rpc [None req-811d879c-9980-44a5-9d74-158759ed14ae - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-19 20:51:38.541 1 INFO cinder.rpc [None req-811d879c-9980-44a5-9d74-158759ed14ae - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-19 20:51:38.544 1 INFO cinder.rpc [None req-811d879c-9980-44a5-9d74-158759ed14ae - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-19 20:51:38.600 1 WARNING oslo_config.cfg [None req-811d879c-9980-44a5-9d74-158759ed14ae - - - - - -] 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.
2026-08-19 20:51:38.601 1 WARNING oslo_config.cfg [None req-811d879c-9980-44a5-9d74-158759ed14ae - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-19 20:51:38.612 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.7)
2026-08-19 20:51:38.631 1 INFO cinder.backup.manager [None req-4b6fc3da-8d65-4126-b088-af28c6bcc20e - - - - - -] Cleaning up incomplete backup operations.
2026-08-19 20:51:38.861 1 INFO cinder.keymgr.migration [None req-040ff4d6-6d02-4828-9c8c-dc036894a4ed - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.