+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-25 22:46:44.347 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-25 22:46:44.587 1 INFO cinder.rpc [None req-de9664b5-48b3-40d1-a604-309e24c6dd43 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-25 22:46:44.590 1 INFO cinder.rpc [None req-de9664b5-48b3-40d1-a604-309e24c6dd43 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-06-25 22:46:44.593 1 INFO cinder.rpc [None req-de9664b5-48b3-40d1-a604-309e24c6dd43 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-25 22:46:44.595 1 INFO cinder.rpc [None req-de9664b5-48b3-40d1-a604-309e24c6dd43 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-06-25 22:46:44.599 1 INFO cinder.rpc [None req-de9664b5-48b3-40d1-a604-309e24c6dd43 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-25 22:46:44.602 1 INFO cinder.rpc [None req-de9664b5-48b3-40d1-a604-309e24c6dd43 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-25 22:46:44.666 1 WARNING oslo_config.cfg [None req-de9664b5-48b3-40d1-a604-309e24c6dd43 - - - - - -] 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.
2026-06-25 22:46:44.667 1 WARNING oslo_config.cfg [None req-de9664b5-48b3-40d1-a604-309e24c6dd43 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-25 22:46:44.681 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-06-25 22:46:44.700 1 INFO cinder.backup.manager [None req-3fa731c5-701e-49f7-b1d1-029282839994 - - - - - -] Cleaning up incomplete backup operations.
2026-06-25 22:46:44.863 1 INFO cinder.keymgr.migration [None req-c79cd8d6-8cc0-4af4-a948-f9d6710d4c5b - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.