+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-10 04:25:17.847 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-10 04:25:18.123 1 INFO cinder.rpc [None req-efb96eee-8c09-4f38-bd24-e49848f5f95f - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-10 04:25:18.125 1 INFO cinder.rpc [None req-efb96eee-8c09-4f38-bd24-e49848f5f95f - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-10 04:25:18.128 1 INFO cinder.rpc [None req-efb96eee-8c09-4f38-bd24-e49848f5f95f - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-10 04:25:18.130 1 INFO cinder.rpc [None req-efb96eee-8c09-4f38-bd24-e49848f5f95f - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-10 04:25:18.133 1 INFO cinder.rpc [None req-efb96eee-8c09-4f38-bd24-e49848f5f95f - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-10 04:25:18.135 1 INFO cinder.rpc [None req-efb96eee-8c09-4f38-bd24-e49848f5f95f - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-10 04:25:18.222 1 WARNING oslo_config.cfg [None req-efb96eee-8c09-4f38-bd24-e49848f5f95f - - - - - -] 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.
2026-04-10 04:25:18.223 1 WARNING oslo_config.cfg [None req-efb96eee-8c09-4f38-bd24-e49848f5f95f - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-10 04:25:18.231 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-10 04:25:18.257 1 INFO cinder.backup.manager [None req-f012aec0-5bb4-49fc-b441-9fa1835ffaa0 - - - - - -] Cleaning up incomplete backup operations.
2026-04-10 04:25:18.327 1 INFO cinder.keymgr.migration [None req-019974fb-89f5-4c99-8db3-3c49cecdb860 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.