+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-13 23:15:05.259 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-13 23:15:05.538 1 INFO cinder.rpc [None req-bc532ff6-1d0d-4d5c-a07a-fb09df79dc96 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-13 23:15:05.541 1 INFO cinder.rpc [None req-bc532ff6-1d0d-4d5c-a07a-fb09df79dc96 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-13 23:15:05.543 1 INFO cinder.rpc [None req-bc532ff6-1d0d-4d5c-a07a-fb09df79dc96 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-13 23:15:05.546 1 INFO cinder.rpc [None req-bc532ff6-1d0d-4d5c-a07a-fb09df79dc96 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-13 23:15:05.549 1 INFO cinder.rpc [None req-bc532ff6-1d0d-4d5c-a07a-fb09df79dc96 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-13 23:15:05.551 1 INFO cinder.rpc [None req-bc532ff6-1d0d-4d5c-a07a-fb09df79dc96 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-13 23:15:05.613 1 WARNING oslo_config.cfg [None req-bc532ff6-1d0d-4d5c-a07a-fb09df79dc96 - - - - - -] 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.
2026-06-13 23:15:05.614 1 WARNING oslo_config.cfg [None req-bc532ff6-1d0d-4d5c-a07a-fb09df79dc96 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-13 23:15:05.622 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-06-13 23:15:05.646 1 INFO cinder.backup.manager [None req-e20452bc-b964-4eab-bd3a-25a88d6c2a65 - - - - - -] Cleaning up incomplete backup operations.
2026-06-13 23:15:05.700 1 INFO cinder.keymgr.migration [None req-1628b82a-1fa9-4ae9-bd10-6f65682467b3 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.