+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-16 03:15:14.422 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-16 03:15:14.719 1 INFO cinder.rpc [None req-9316eebc-aed1-4547-abf1-8f6f293c0260 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-16 03:15:14.723 1 INFO cinder.rpc [None req-9316eebc-aed1-4547-abf1-8f6f293c0260 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-16 03:15:14.726 1 INFO cinder.rpc [None req-9316eebc-aed1-4547-abf1-8f6f293c0260 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-16 03:15:14.729 1 INFO cinder.rpc [None req-9316eebc-aed1-4547-abf1-8f6f293c0260 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-16 03:15:14.733 1 INFO cinder.rpc [None req-9316eebc-aed1-4547-abf1-8f6f293c0260 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-16 03:15:14.736 1 INFO cinder.rpc [None req-9316eebc-aed1-4547-abf1-8f6f293c0260 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-16 03:15:14.805 1 WARNING oslo_config.cfg [None req-9316eebc-aed1-4547-abf1-8f6f293c0260 - - - - - -] 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.
2026-04-16 03:15:14.807 1 WARNING oslo_config.cfg [None req-9316eebc-aed1-4547-abf1-8f6f293c0260 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-16 03:15:14.816 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-16 03:15:14.842 1 INFO cinder.backup.manager [None req-b8c62cf5-6f28-44d8-a464-e03f02ee68e1 - - - - - -] Cleaning up incomplete backup operations.
2026-04-16 03:15:14.909 1 INFO cinder.keymgr.migration [None req-c1111f56-6b3f-4ae2-b18e-79a247aeb48a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.