+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-10-14 13:32:28.488 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-10-14 13:32:28.759 1 INFO cinder.rpc [None req-8d3b82ab-f2cc-449c-89af-f1a0a8a81019 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-10-14 13:32:28.762 1 INFO cinder.rpc [None req-8d3b82ab-f2cc-449c-89af-f1a0a8a81019 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-10-14 13:32:28.765 1 INFO cinder.rpc [None req-8d3b82ab-f2cc-449c-89af-f1a0a8a81019 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-10-14 13:32:28.767 1 INFO cinder.rpc [None req-8d3b82ab-f2cc-449c-89af-f1a0a8a81019 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-10-14 13:32:28.769 1 INFO cinder.rpc [None req-8d3b82ab-f2cc-449c-89af-f1a0a8a81019 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-10-14 13:32:28.771 1 INFO cinder.rpc [None req-8d3b82ab-f2cc-449c-89af-f1a0a8a81019 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-10-14 13:32:28.833 1 WARNING oslo_config.cfg [None req-8d3b82ab-f2cc-449c-89af-f1a0a8a81019 - - - - - -] 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.
2026-10-14 13:32:28.834 1 WARNING oslo_config.cfg [None req-8d3b82ab-f2cc-449c-89af-f1a0a8a81019 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-10-14 13:32:28.844 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.0)
2026-10-14 13:32:28.870 1 INFO cinder.backup.manager [None req-0a665eae-b790-4bb4-b5a3-739a6709319c - - - - - -] Cleaning up incomplete backup operations.
2026-10-14 13:32:28.937 1 INFO cinder.keymgr.migration [None req-126817d7-eab6-413a-8d11-9b5b13a37725 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.