+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-10 11:30:06.334 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-10 11:30:06.590 1 INFO cinder.rpc [None req-2c0fd257-52f5-4887-ba5d-a0674968e561 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-10 11:30:06.593 1 INFO cinder.rpc [None req-2c0fd257-52f5-4887-ba5d-a0674968e561 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-10 11:30:06.595 1 INFO cinder.rpc [None req-2c0fd257-52f5-4887-ba5d-a0674968e561 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-10 11:30:06.598 1 INFO cinder.rpc [None req-2c0fd257-52f5-4887-ba5d-a0674968e561 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-10 11:30:06.601 1 INFO cinder.rpc [None req-2c0fd257-52f5-4887-ba5d-a0674968e561 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-10 11:30:06.604 1 INFO cinder.rpc [None req-2c0fd257-52f5-4887-ba5d-a0674968e561 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-10 11:30:06.658 1 WARNING oslo_config.cfg [None req-2c0fd257-52f5-4887-ba5d-a0674968e561 - - - - - -] 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.
2026-09-10 11:30:06.659 1 WARNING oslo_config.cfg [None req-2c0fd257-52f5-4887-ba5d-a0674968e561 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-10 11:30:06.667 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.7)
2026-09-10 11:30:06.684 1 INFO cinder.backup.manager [None req-0eb430f0-eea0-4e0a-81d3-cbdc0744ceee - - - - - -] Cleaning up incomplete backup operations.
2026-09-10 11:30:06.857 1 INFO cinder.keymgr.migration [None req-68b7dc36-e72b-4364-bbe5-514cf4d656f1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.