+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-25 16:15:55.006 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-25 16:15:55.275 1 INFO cinder.rpc [None req-08b35105-2652-47ff-8971-0882a62ff304 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-25 16:15:55.277 1 INFO cinder.rpc [None req-08b35105-2652-47ff-8971-0882a62ff304 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-25 16:15:55.280 1 INFO cinder.rpc [None req-08b35105-2652-47ff-8971-0882a62ff304 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-25 16:15:55.283 1 INFO cinder.rpc [None req-08b35105-2652-47ff-8971-0882a62ff304 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-25 16:15:55.286 1 INFO cinder.rpc [None req-08b35105-2652-47ff-8971-0882a62ff304 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-25 16:15:55.288 1 INFO cinder.rpc [None req-08b35105-2652-47ff-8971-0882a62ff304 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-25 16:15:55.347 1 WARNING oslo_config.cfg [None req-08b35105-2652-47ff-8971-0882a62ff304 - - - - - -] 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.
2026-04-25 16:15:55.348 1 WARNING oslo_config.cfg [None req-08b35105-2652-47ff-8971-0882a62ff304 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-25 16:15:55.356 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-25 16:15:55.380 1 INFO cinder.backup.manager [None req-61605d89-f177-4862-925f-c624bfac1ff7 - - - - - -] Cleaning up incomplete backup operations.
2026-04-25 16:15:55.437 1 INFO cinder.keymgr.migration [None req-cd873565-7b98-4028-8099-9e35a6463f92 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.