+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-23 00:41:17.971 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-23 00:41:18.296 1 INFO cinder.rpc [None req-7319f9db-d928-404f-8d50-7c27b30978d2 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-23 00:41:18.299 1 INFO cinder.rpc [None req-7319f9db-d928-404f-8d50-7c27b30978d2 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-23 00:41:18.301 1 INFO cinder.rpc [None req-7319f9db-d928-404f-8d50-7c27b30978d2 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-23 00:41:18.303 1 INFO cinder.rpc [None req-7319f9db-d928-404f-8d50-7c27b30978d2 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-23 00:41:18.306 1 INFO cinder.rpc [None req-7319f9db-d928-404f-8d50-7c27b30978d2 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-23 00:41:18.309 1 INFO cinder.rpc [None req-7319f9db-d928-404f-8d50-7c27b30978d2 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-23 00:41:18.379 1 WARNING oslo_config.cfg [None req-7319f9db-d928-404f-8d50-7c27b30978d2 - - - - - -] 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.
2026-04-23 00:41:18.380 1 WARNING oslo_config.cfg [None req-7319f9db-d928-404f-8d50-7c27b30978d2 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-23 00:41:18.389 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-04-23 00:41:18.415 1 INFO cinder.backup.manager [None req-ca428cd4-89cc-4098-be90-fff7f21d8e65 - - - - - -] Cleaning up incomplete backup operations.
2026-04-23 00:41:18.474 1 INFO cinder.keymgr.migration [None req-76528262-13e1-4d66-adf9-44795cc07045 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.