+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-14 14:53:40.623 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-14 14:53:40.918 1 INFO cinder.rpc [None req-80f959e7-e877-4d42-bff7-89f4cffcec1b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-14 14:53:40.920 1 INFO cinder.rpc [None req-80f959e7-e877-4d42-bff7-89f4cffcec1b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-14 14:53:40.922 1 INFO cinder.rpc [None req-80f959e7-e877-4d42-bff7-89f4cffcec1b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-14 14:53:40.924 1 INFO cinder.rpc [None req-80f959e7-e877-4d42-bff7-89f4cffcec1b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-14 14:53:40.926 1 INFO cinder.rpc [None req-80f959e7-e877-4d42-bff7-89f4cffcec1b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-14 14:53:40.928 1 INFO cinder.rpc [None req-80f959e7-e877-4d42-bff7-89f4cffcec1b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-14 14:53:41.005 1 WARNING oslo_config.cfg [None req-80f959e7-e877-4d42-bff7-89f4cffcec1b - - - - - -] 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.
2026-05-14 14:53:41.007 1 WARNING oslo_config.cfg [None req-80f959e7-e877-4d42-bff7-89f4cffcec1b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-14 14:53:41.020 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-14 14:53:41.047 1 INFO cinder.backup.manager [None req-e7c13bb4-b13f-4f1c-a68d-cab826343d4f - - - - - -] Cleaning up incomplete backup operations.
2026-05-14 14:53:41.114 1 INFO cinder.keymgr.migration [None req-452f95e1-cf47-4d21-b521-524c782dfb1f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.