+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-24 20:23:53.138 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-24 20:23:53.424 1 INFO cinder.rpc [None req-b2e7ae66-d392-4812-9338-e918b6e0b831 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-24 20:23:53.427 1 INFO cinder.rpc [None req-b2e7ae66-d392-4812-9338-e918b6e0b831 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-24 20:23:53.430 1 INFO cinder.rpc [None req-b2e7ae66-d392-4812-9338-e918b6e0b831 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-24 20:23:53.432 1 INFO cinder.rpc [None req-b2e7ae66-d392-4812-9338-e918b6e0b831 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-02-24 20:23:53.435 1 INFO cinder.rpc [None req-b2e7ae66-d392-4812-9338-e918b6e0b831 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-24 20:23:53.438 1 INFO cinder.rpc [None req-b2e7ae66-d392-4812-9338-e918b6e0b831 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-24 20:23:53.497 1 WARNING oslo_config.cfg [None req-b2e7ae66-d392-4812-9338-e918b6e0b831 - - - - - -] 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.
2026-02-24 20:23:53.498 1 WARNING oslo_config.cfg [None req-b2e7ae66-d392-4812-9338-e918b6e0b831 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-24 20:23:53.508 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-02-24 20:23:53.532 1 INFO cinder.backup.manager [None req-35d661e8-de1d-4b26-b41a-85fbc3de3d4e - - - - - -] Cleaning up incomplete backup operations.
2026-02-24 20:23:53.585 1 INFO cinder.keymgr.migration [None req-33533862-c072-4da7-b814-0bdcc38ec0b3 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.