+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-31 13:19:54.927 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-31 13:19:55.217 1 INFO cinder.rpc [None req-12a0f463-2f4a-4886-aee2-b4935b11676f - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-31 13:19:55.219 1 INFO cinder.rpc [None req-12a0f463-2f4a-4886-aee2-b4935b11676f - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-31 13:19:55.221 1 INFO cinder.rpc [None req-12a0f463-2f4a-4886-aee2-b4935b11676f - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-31 13:19:55.222 1 INFO cinder.rpc [None req-12a0f463-2f4a-4886-aee2-b4935b11676f - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-31 13:19:55.225 1 INFO cinder.rpc [None req-12a0f463-2f4a-4886-aee2-b4935b11676f - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-31 13:19:55.226 1 INFO cinder.rpc [None req-12a0f463-2f4a-4886-aee2-b4935b11676f - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-31 13:19:55.305 1 WARNING oslo_config.cfg [None req-12a0f463-2f4a-4886-aee2-b4935b11676f - - - - - -] 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.
2026-07-31 13:19:55.306 1 WARNING oslo_config.cfg [None req-12a0f463-2f4a-4886-aee2-b4935b11676f - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-31 13:19:55.314 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-31 13:19:55.340 1 INFO cinder.backup.manager [None req-b8c21c68-c209-40d5-b664-3571352e576d - - - - - -] Cleaning up incomplete backup operations.
2026-07-31 13:19:55.394 1 INFO cinder.keymgr.migration [None req-9caffa54-bf1d-490a-914c-4c7b33428af3 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.