+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-10 10:50:55.447 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-10 10:50:55.728 1 INFO cinder.rpc [None req-e6b9f182-c3a2-439f-94cb-5aa232f7f6ca - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-10 10:50:55.730 1 INFO cinder.rpc [None req-e6b9f182-c3a2-439f-94cb-5aa232f7f6ca - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-10 10:50:55.732 1 INFO cinder.rpc [None req-e6b9f182-c3a2-439f-94cb-5aa232f7f6ca - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-10 10:50:55.734 1 INFO cinder.rpc [None req-e6b9f182-c3a2-439f-94cb-5aa232f7f6ca - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-10 10:50:55.736 1 INFO cinder.rpc [None req-e6b9f182-c3a2-439f-94cb-5aa232f7f6ca - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-10 10:50:55.739 1 INFO cinder.rpc [None req-e6b9f182-c3a2-439f-94cb-5aa232f7f6ca - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-10 10:50:55.800 1 WARNING oslo_config.cfg [None req-e6b9f182-c3a2-439f-94cb-5aa232f7f6ca - - - - - -] 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.
2026-06-10 10:50:55.801 1 WARNING oslo_config.cfg [None req-e6b9f182-c3a2-439f-94cb-5aa232f7f6ca - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-10 10:50:55.810 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-10 10:50:55.835 1 INFO cinder.backup.manager [None req-22d9fdd9-a819-4796-a0bc-735850089ef3 - - - - - -] Cleaning up incomplete backup operations.
2026-06-10 10:50:55.900 1 INFO cinder.keymgr.migration [None req-58d66d63-d913-4f7a-93a7-29f02cbd9855 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.