+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-11 08:35:47.951 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-11 08:35:48.252 1 INFO cinder.rpc [None req-1478eaf0-488c-43cd-a898-9a35a45109aa - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-11 08:35:48.255 1 INFO cinder.rpc [None req-1478eaf0-488c-43cd-a898-9a35a45109aa - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-11 08:35:48.257 1 INFO cinder.rpc [None req-1478eaf0-488c-43cd-a898-9a35a45109aa - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-11 08:35:48.260 1 INFO cinder.rpc [None req-1478eaf0-488c-43cd-a898-9a35a45109aa - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-11 08:35:48.263 1 INFO cinder.rpc [None req-1478eaf0-488c-43cd-a898-9a35a45109aa - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-11 08:35:48.266 1 INFO cinder.rpc [None req-1478eaf0-488c-43cd-a898-9a35a45109aa - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-11 08:35:48.332 1 WARNING oslo_config.cfg [None req-1478eaf0-488c-43cd-a898-9a35a45109aa - - - - - -] 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.
2026-08-11 08:35:48.333 1 WARNING oslo_config.cfg [None req-1478eaf0-488c-43cd-a898-9a35a45109aa - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-11 08:35:48.342 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-11 08:35:48.369 1 INFO cinder.backup.manager [None req-d7ba391c-f83e-40a2-a949-22ca2e91d124 - - - - - -] Cleaning up incomplete backup operations.
2026-08-11 08:35:48.436 1 INFO cinder.keymgr.migration [None req-515e1a48-712c-481a-aafc-29776312a757 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.