+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-05 23:58:02.821 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-05 23:58:03.097 1 INFO cinder.rpc [None req-159d3ead-b804-437f-8cb3-caea5df8e19e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-05 23:58:03.100 1 INFO cinder.rpc [None req-159d3ead-b804-437f-8cb3-caea5df8e19e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-05 23:58:03.103 1 INFO cinder.rpc [None req-159d3ead-b804-437f-8cb3-caea5df8e19e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-05 23:58:03.105 1 INFO cinder.rpc [None req-159d3ead-b804-437f-8cb3-caea5df8e19e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-05 23:58:03.108 1 INFO cinder.rpc [None req-159d3ead-b804-437f-8cb3-caea5df8e19e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-05 23:58:03.111 1 INFO cinder.rpc [None req-159d3ead-b804-437f-8cb3-caea5df8e19e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-05 23:58:03.181 1 WARNING oslo_config.cfg [None req-159d3ead-b804-437f-8cb3-caea5df8e19e - - - - - -] 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.
2026-06-05 23:58:03.182 1 WARNING oslo_config.cfg [None req-159d3ead-b804-437f-8cb3-caea5df8e19e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-05 23:58:03.191 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-05 23:58:03.225 1 INFO cinder.backup.manager [None req-0f9882e8-02b1-4aa5-86a8-c5a84219dcef - - - - - -] Cleaning up incomplete backup operations.
2026-06-05 23:58:03.302 1 INFO cinder.keymgr.migration [None req-3e7d2d8f-842b-4ad1-8a08-a49e87003550 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.