+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-01 23:08:50.905 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-01 23:08:51.187 1 INFO cinder.rpc [None req-67bdd0e8-2bfb-4bab-9905-01cd8f8e3218 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-01 23:08:51.189 1 INFO cinder.rpc [None req-67bdd0e8-2bfb-4bab-9905-01cd8f8e3218 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-01 23:08:51.191 1 INFO cinder.rpc [None req-67bdd0e8-2bfb-4bab-9905-01cd8f8e3218 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-01 23:08:51.194 1 INFO cinder.rpc [None req-67bdd0e8-2bfb-4bab-9905-01cd8f8e3218 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-01 23:08:51.197 1 INFO cinder.rpc [None req-67bdd0e8-2bfb-4bab-9905-01cd8f8e3218 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-01 23:08:51.201 1 INFO cinder.rpc [None req-67bdd0e8-2bfb-4bab-9905-01cd8f8e3218 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-01 23:08:51.272 1 WARNING oslo_config.cfg [None req-67bdd0e8-2bfb-4bab-9905-01cd8f8e3218 - - - - - -] 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.
2026-04-01 23:08:51.273 1 WARNING oslo_config.cfg [None req-67bdd0e8-2bfb-4bab-9905-01cd8f8e3218 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-01 23:08:51.286 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-01 23:08:51.310 1 INFO cinder.backup.manager [None req-de14ede1-5966-49ad-92ec-ef3e0f36892d - - - - - -] Cleaning up incomplete backup operations.
2026-04-01 23:08:51.383 1 INFO cinder.keymgr.migration [None req-4800e025-d984-4580-9e51-48ee6ff1d3f8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.