+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-08 23:35:01.947 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-08 23:35:02.221 1 INFO cinder.rpc [None req-74195a52-fcb4-444a-9bb0-052b9b54e832 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-08 23:35:02.223 1 INFO cinder.rpc [None req-74195a52-fcb4-444a-9bb0-052b9b54e832 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-08 23:35:02.226 1 INFO cinder.rpc [None req-74195a52-fcb4-444a-9bb0-052b9b54e832 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-08 23:35:02.228 1 INFO cinder.rpc [None req-74195a52-fcb4-444a-9bb0-052b9b54e832 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-08 23:35:02.230 1 INFO cinder.rpc [None req-74195a52-fcb4-444a-9bb0-052b9b54e832 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-08 23:35:02.232 1 INFO cinder.rpc [None req-74195a52-fcb4-444a-9bb0-052b9b54e832 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-08 23:35:02.287 1 WARNING oslo_config.cfg [None req-74195a52-fcb4-444a-9bb0-052b9b54e832 - - - - - -] 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.
2026-05-08 23:35:02.287 1 WARNING oslo_config.cfg [None req-74195a52-fcb4-444a-9bb0-052b9b54e832 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-08 23:35:02.295 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-08 23:35:02.319 1 INFO cinder.backup.manager [None req-dcd0d3c0-b818-4584-b6b4-14e91cffdf98 - - - - - -] Cleaning up incomplete backup operations.
2026-05-08 23:35:02.372 1 INFO cinder.keymgr.migration [None req-d871a23b-cc85-4fb5-bb60-5348a657ad18 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.